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segment-tree-codes.html
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</style><title>segment-tree-codes</title>
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<body class='typora-export os-windows'><div class='typora-export-content'>
<div id='write' class=''><h2 id='p1531-i-hate-it'><span>P1531 I Hate It</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include<bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">2e5</span><span class="cm-operator">+</span><span class="cm-number">5</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span><span class="cm-operator"><<</span><span class="cm-number">2</span>],<span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>],<span class="cm-variable">t</span>[<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span> <span class="cm-operator"><=</span> <span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">query</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">qr</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">query</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">v</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator"><</span><span class="cm-variable">v</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">p</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>,<span class="cm-variable">v</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">p</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>,<span class="cm-variable">v</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">char</span> <span class="cm-variable">op</span>;<span class="cm-variable-3">int</span> <span class="cm-variable">a</span>,<span class="cm-variable">b</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">op</span><span class="cm-operator">>></span><span class="cm-variable">a</span><span class="cm-operator">>></span><span class="cm-variable">b</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-string">'Q'</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">query</span>(<span class="cm-variable">a</span>,<span class="cm-variable">b</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-number">1</span>)<span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">a</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-number">1</span>,<span class="cm-variable">b</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1659px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1659px;"></div></div></div></pre><h2 id='p1198-jsoi2008最大数--bzoj1012-jsoi2008最大数maxnumber'><span>P1198 [JSOI2008]最大数 | BZOJ1012 [JSOI2008]最大数maxnumber</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include<bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define int long long</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">t</span>[<span class="cm-number">800005</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">m</span>,<span class="cm-variable">d</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">char</span> <span class="cm-variable">op</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">x</span>,<span class="cm-variable">tt</span>,<span class="cm-variable">cnt</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>],<span class="cm-variable">t</span>[<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>])<span class="cm-operator">%</span><span class="cm-variable">d</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">pv</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">v</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator">>=</span><span class="cm-variable">pv</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">pv</span>,<span class="cm-variable">v</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator"><</span><span class="cm-variable">pv</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">pv</span>,<span class="cm-variable">v</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">ask</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span><span class="cm-operator">&&</span><span class="cm-variable">qr</span><span class="cm-operator">>=</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span><span class="cm-operator">=</span><span class="cm-variable">LLONG_MIN</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span><span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">ask</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">qr</span><span class="cm-operator">></span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span><span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">ask</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">signed</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">m</span><span class="cm-operator">>></span><span class="cm-variable">d</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">m</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">op</span><span class="cm-operator">>></span><span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-string">'A'</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">cnt</span><span class="cm-operator">+</span><span class="cm-number">1</span>,(<span class="cm-variable">x</span><span class="cm-operator">+</span><span class="cm-variable">tt</span>)<span class="cm-operator">%</span><span class="cm-variable">d</span>,<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">m</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cnt</span><span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">x</span><span class="cm-operator">==</span><span class="cm-number">0</span>)<span class="cm-variable">tt</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span> <span class="cm-variable">tt</span><span class="cm-operator">=</span><span class="cm-variable">ask</span>(<span class="cm-variable">cnt</span><span class="cm-operator">-</span><span class="cm-variable">x</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">cnt</span>,<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">m</span>)<span class="cm-operator">%</span><span class="cm-variable">d</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">tt</span><span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1337px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1337px;"></div></div></div></pre><h2 id='p2880-usaco07jan-balanced-lineup-g'><span>P2880 [USACO07JAN] Balanced Lineup G</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>, <span class="cm-variable">q</span>, <span class="cm-variable">a</span>[<span class="cm-number">1000005</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">maxn</span>[<span class="cm-number">1000005</span> <span class="cm-operator"><<</span> <span class="cm-number">2</span>], <span class="cm-variable">minn</span>[<span class="cm-number">1000005</span> <span class="cm-operator"><<</span> <span class="cm-number">2</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">bool</span> <span class="cm-variable">flag</span> <span class="cm-operator">=</span> <span class="cm-atom">true</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">maxn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">maxn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>], <span class="cm-variable">maxn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">minn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">min</span>(<span class="cm-variable">minn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>], <span class="cm-variable">minn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">l</span> <span class="cm-operator">==</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">maxn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">minn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span> <span class="cm-operator">+</span> <span class="cm-variable">r</span>) <span class="cm-operator">>></span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">querymax</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">L</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">R</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span> <span class="cm-operator"><=</span> <span class="cm-variable">R</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">maxn</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span> <span class="cm-operator">+</span> <span class="cm-variable">r</span>) <span class="cm-operator">>></span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">INT_MIN</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymax</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">R</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymax</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">querymin</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">L</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">R</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span> <span class="cm-operator"><=</span> <span class="cm-variable">R</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">minn</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span> <span class="cm-operator">+</span> <span class="cm-variable">r</span>) <span class="cm-operator">>></span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">INT_MAX</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">min</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymin</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">R</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">min</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymin</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>() {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ios::sync_with_stdio</span>(<span class="cm-atom">false</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span> <span class="cm-operator">>></span> <span class="cm-variable">n</span> <span class="cm-operator">>></span> <span class="cm-variable">q</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">n</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span> <span class="cm-operator">>></span> <span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-number">1</span>, <span class="cm-number">1</span>, <span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">q</span><span class="cm-operator">--</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">querymax</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-number">1</span>)<span class="cm-operator">-</span><span class="cm-variable">querymin</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-number">1</span>)<span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1567px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1567px;"></div></div></div></pre><h2 id='p4392-boi2007sound-静音问题'><span>P4392 [BOI2007]Sound 静音问题</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>, <span class="cm-variable">m</span>, <span class="cm-variable">c</span>, <span class="cm-variable">a</span>[<span class="cm-number">1000005</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">maxn</span>[<span class="cm-number">1000005</span> <span class="cm-operator"><<</span> <span class="cm-number">2</span>], <span class="cm-variable">minn</span>[<span class="cm-number">1000005</span> <span class="cm-operator"><<</span> <span class="cm-number">2</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">bool</span> <span class="cm-variable">flag</span> <span class="cm-operator">=</span> <span class="cm-atom">true</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">maxn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">maxn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>], <span class="cm-variable">maxn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">minn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">min</span>(<span class="cm-variable">minn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>], <span class="cm-variable">minn</span>[<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">l</span> <span class="cm-operator">==</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">maxn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">minn</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span> <span class="cm-operator">+</span> <span class="cm-variable">r</span>) <span class="cm-operator">>></span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">querymax</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">L</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">R</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span> <span class="cm-operator"><=</span> <span class="cm-variable">R</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">maxn</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span> <span class="cm-operator">+</span> <span class="cm-variable">r</span>) <span class="cm-operator">>></span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">INT_MIN</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymax</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">R</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymax</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">querymin</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">L</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">R</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span> <span class="cm-operator"><=</span> <span class="cm-variable">R</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">minn</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span> <span class="cm-operator">+</span> <span class="cm-variable">r</span>) <span class="cm-operator">>></span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">INT_MAX</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">L</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">min</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymin</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">R</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">min</span>(<span class="cm-variable">result</span>, <span class="cm-variable">querymin</span>(<span class="cm-variable">L</span>, <span class="cm-variable">R</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>, <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-number">1</span> <span class="cm-operator">|</span> <span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>() {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ios::sync_with_stdio</span>(<span class="cm-atom">false</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span> <span class="cm-operator">>></span> <span class="cm-variable">n</span> <span class="cm-operator">>></span> <span class="cm-variable">m</span> <span class="cm-operator">>></span> <span class="cm-variable">c</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">n</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span> <span class="cm-operator">>></span> <span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-number">1</span>, <span class="cm-number">1</span>, <span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">n</span> <span class="cm-operator">-</span> <span class="cm-variable">m</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">//cout<<i<<' '<<querymax(i, i + m - 1, 1, n, 1)<<' '<<querymin(i, i + m - 1, 1, n, 1)<<endl;</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> ((<span class="cm-variable">querymax</span>(<span class="cm-variable">i</span>, <span class="cm-variable">i</span> <span class="cm-operator">+</span> <span class="cm-variable">m</span> <span class="cm-operator">-</span> <span class="cm-number">1</span>, <span class="cm-number">1</span>, <span class="cm-variable">n</span>, <span class="cm-number">1</span>) <span class="cm-operator">-</span> <span class="cm-variable">querymin</span>(<span class="cm-variable">i</span>, <span class="cm-variable">i</span> <span class="cm-operator">+</span> <span class="cm-variable">m</span> <span class="cm-operator">-</span> <span class="cm-number">1</span>, <span class="cm-number">1</span>, <span class="cm-variable">n</span>, <span class="cm-number">1</span>)) <span class="cm-operator"><=</span> <span class="cm-variable">c</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span> <span class="cm-operator"><<</span> <span class="cm-variable">i</span> <span class="cm-operator"><<</span> <span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">flag</span> <span class="cm-operator">=</span> <span class="cm-atom">false</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span> (<span class="cm-variable">flag</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span> <span class="cm-operator"><<</span> <span class="cm-string">"NONE"</span> <span class="cm-operator"><<</span> <span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1729px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1729px;"></div></div></div></pre><h2 id='原创题）game-1人道寄奴曾住'><span>（原创题）Game 1：人道寄奴曾住</span></h2><blockquote><p><span>内带数据生成程序 </span><code>sj</code><span>。</span></p></blockquote><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include<bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">2e5</span><span class="cm-operator">+</span><span class="cm-number">5</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span><span class="cm-operator"><<</span><span class="cm-number">2</span>],<span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>],<span class="cm-variable">t</span>[<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span> <span class="cm-operator"><=</span> <span class="cm-variable">qr</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span> <span class="cm-operator">=</span> (<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">query</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">qr</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span> <span class="cm-operator">=</span> <span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">query</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">v</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator"><</span><span class="cm-variable">v</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>],<span class="cm-variable">v</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">p</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span>,<span class="cm-variable">v</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">p</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">i</span><span class="cm-operator"><<</span><span class="cm-number">1</span><span class="cm-operator">|</span><span class="cm-number">1</span>,<span class="cm-variable">v</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">solve</span>() {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">memset</span>(<span class="cm-variable">a</span>,<span class="cm-number">0</span>,<span class="cm-keyword">sizeof</span>(<span class="cm-variable">a</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">memset</span>(<span class="cm-variable">t</span>,<span class="cm-number">0</span>,<span class="cm-keyword">sizeof</span>(<span class="cm-variable">t</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>; <span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">opt</span>,<span class="cm-variable">a</span>,<span class="cm-variable">b</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">opt</span><span class="cm-operator">>></span><span class="cm-variable">a</span><span class="cm-operator">>></span><span class="cm-variable">b</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">opt</span><span class="cm-operator">==</span><span class="cm-number">2</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">b</span><span class="cm-operator"><</span><span class="cm-variable">a</span>)<span class="cm-variable">swap</span>(<span class="cm-variable">b</span>,<span class="cm-variable">a</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">query</span>(<span class="cm-variable">a</span>,<span class="cm-variable">b</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-number">1</span>)<span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>} <span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">a</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-number">1</span>,<span class="cm-variable">b</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">sj</span>()<span class="cm-tab" role="presentation" cm-text=" "> </span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">srand</span>(<span class="cm-variable">time</span>(<span class="cm-number">0</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>; <span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-number">49</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">char</span> <span class="cm-variable">buff</span>[<span class="cm-number">114</span>],<span class="cm-variable">buff2</span>[<span class="cm-number">514</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">sprintf</span>(<span class="cm-variable">buff</span>,<span class="cm-string">"data/%d.in"</span>,<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">sprintf</span>(<span class="cm-variable">buff2</span>,<span class="cm-string">"data/%d.out"</span>,<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">freopen</span>(<span class="cm-variable">buff</span>,<span class="cm-string">"w"</span>,<span class="cm-variable">stdout</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">n</span><span class="cm-operator">=</span><span class="cm-variable">rand</span>()<span class="cm-operator">%</span>(<span class="cm-variable-3">int</span>(<span class="cm-number">1e5</span>))<span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">m</span><span class="cm-operator">=</span><span class="cm-variable">rand</span>()<span class="cm-operator">%</span>(<span class="cm-variable-3">int</span>(<span class="cm-number">4000</span>))<span class="cm-operator">+</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">n</span><span class="cm-operator"><<</span><span class="cm-string">' '</span><span class="cm-operator"><<</span><span class="cm-variable">m</span><span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">j</span><span class="cm-operator">=</span><span class="cm-number">1</span>; <span class="cm-variable">j</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>; <span class="cm-variable">j</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">rand</span>()<span class="cm-operator">%</span>(<span class="cm-variable-3">int</span>(<span class="cm-number">1e5</span>))<span class="cm-operator">+</span><span class="cm-number">1</span><span class="cm-operator"><<</span><span class="cm-string">' '</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">j</span><span class="cm-operator">=</span><span class="cm-number">1</span>; <span class="cm-variable">j</span><span class="cm-operator"><=</span><span class="cm-variable">m</span>; <span class="cm-variable">j</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">op</span> <span class="cm-operator">=</span> <span class="cm-variable">rand</span>()<span class="cm-operator">%</span><span class="cm-number">2</span><span class="cm-operator">+</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">1</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">rand</span>()<span class="cm-operator">%</span>(<span class="cm-variable-3">int</span>(<span class="cm-variable">n</span>))<span class="cm-operator">+</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">rand</span>()<span class="cm-operator">%</span>(<span class="cm-variable-3">int</span>(<span class="cm-number">1e5</span>))<span class="cm-operator">+</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>} <span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">rand</span>()<span class="cm-operator">%</span>(<span class="cm-variable-3">int</span>(<span class="cm-variable">n</span>))<span class="cm-operator">+</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">rand</span>()<span class="cm-operator">%</span>(<span class="cm-variable-3">int</span>(<span class="cm-variable">n</span>))<span class="cm-operator">+</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">op</span><span class="cm-operator"><<</span><span class="cm-string">' '</span><span class="cm-operator"><<</span><span class="cm-variable">l</span><span class="cm-operator"><<</span><span class="cm-string">' '</span><span class="cm-operator"><<</span><span class="cm-variable">r</span><span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">fclose</span>(<span class="cm-variable">stdout</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">freopen</span>(<span class="cm-variable">buff2</span>,<span class="cm-string">"w"</span>,<span class="cm-variable">stdout</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">freopen</span>(<span class="cm-variable">buff</span>,<span class="cm-string">"r"</span>,<span class="cm-variable">stdin</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">solve</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">fclose</span>(<span class="cm-variable">stdin</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">fclose</span>(<span class="cm-variable">stdout</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">solve</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2650px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2650px;"></div></div></div></pre><h2 id='p1253-yloi2018-扶苏的问题'><span>P1253 [yLOI2018] 扶苏的问题</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls (i<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs (i<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define int long long</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> <span class="cm-def">node</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">maxv</span>,<span class="cm-variable">add</span>,<span class="cm-variable">cov</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">node</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">this</span><span class="cm-operator">-></span><span class="cm-variable">cov</span> <span class="cm-operator">=</span> <span class="cm-variable">LLONG_MIN</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">this</span><span class="cm-operator">-></span><span class="cm-variable">add</span> <span class="cm-operator">=</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">} <span class="cm-variable">t</span>[<span class="cm-number">4000005</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">a</span>[<span class="cm-number">1000005</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">q</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">inline</span> <span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">maxv</span><span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">t</span>[<span class="cm-variable">ls</span>].<span class="cm-variable">maxv</span>,<span class="cm-variable">t</span>[<span class="cm-variable">rs</span>].<span class="cm-variable">maxv</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">maxv</span><span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushdown</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">cov</span><span class="cm-operator">!=</span><span class="cm-variable">LLONG_MIN</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>].<span class="cm-variable">maxv</span><span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>].<span class="cm-variable">maxv</span><span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>].<span class="cm-variable">cov</span><span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>].<span class="cm-variable">cov</span><span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">cov</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">//t[ls].cov+=t[ls].add;</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">//t[rs].cov+=t[rs].add;</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>].<span class="cm-variable">add</span><span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>].<span class="cm-variable">add</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">cov</span><span class="cm-operator">=</span><span class="cm-variable">LLONG_MIN</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>].<span class="cm-variable">add</span><span class="cm-operator">+=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>].<span class="cm-variable">add</span><span class="cm-operator">+=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>].<span class="cm-variable">maxv</span><span class="cm-operator">+=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>].<span class="cm-variable">maxv</span><span class="cm-operator">+=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">add</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">v</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span><span class="cm-operator">&&</span><span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">maxv</span><span class="cm-operator">+=</span><span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span><span class="cm-operator">+=</span><span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushdown</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">add</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">v</span>,<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator"><</span><span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">add</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">v</span>,<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">cover</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">v</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span><span class="cm-operator">&&</span><span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">maxv</span><span class="cm-operator">=</span><span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">cov</span><span class="cm-operator">=</span><span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">add</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushdown</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cover</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">v</span>,<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator"><</span><span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cover</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">v</span>,<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span><span class="cm-operator">&&</span><span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">maxv</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushdown</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">result</span><span class="cm-operator">=</span><span class="cm-variable">LLONG_MIN</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span><span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">query</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator"><</span><span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">result</span><span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">result</span>,<span class="cm-variable">query</span>(<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">result</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">signed</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">q</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">q</span><span class="cm-operator">--</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">op</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">op</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">2</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span><span class="cm-operator">>></span><span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">add</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>,<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">1</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span><span class="cm-operator">>></span><span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cover</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>,<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">3</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">query</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>)<span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2812px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2812px;"></div></div></div></pre><h2 id='p2023-ahoi2009-维护序列--libreoj10129-一本通-43-练习-3维护序列'><span>P2023 [AHOI2009] 维护序列 | LibreOJ#10129. 「一本通 4.3 练习 3」维护序列</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">c</span>[<span class="cm-number">500010</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> <span class="cm-def">sgt</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">sum</span>[<span class="cm-number">2000010</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">addv</span>[<span class="cm-number">2000010</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">mulv</span>[<span class="cm-number">2000010</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">void</span> <span class="cm-variable">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">o</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>)<span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span><span class="cm-variable">c</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">lson</span><span class="cm-operator">=</span><span class="cm-variable">o</span><span class="cm-operator"><<</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">rson</span><span class="cm-operator">=</span><span class="cm-variable">lson</span><span class="cm-operator">|</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">build</span>(<span class="cm-variable">lson</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">build</span>(<span class="cm-variable">rson</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">+</span><span class="cm-variable">sum</span>[<span class="cm-variable">rson</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> } </span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">void</span> <span class="cm-variable">push_down</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">o</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">mid</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">lson</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">rson</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">mulv</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">mulv</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">*</span><span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">mulv</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">mulv</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">*</span><span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">addv</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">*</span><span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">addv</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">*</span><span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">*</span><span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">*</span><span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">addv</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">+</span><span class="cm-variable">addv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">addv</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">+</span><span class="cm-variable">addv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">+</span>(<span class="cm-variable">mid</span><span class="cm-operator">-</span><span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-number">1</span>)<span class="cm-operator">*</span><span class="cm-variable">addv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">rson</span>]<span class="cm-operator">+</span>(<span class="cm-variable">r</span><span class="cm-operator">-</span><span class="cm-variable">mid</span>)<span class="cm-operator">*</span><span class="cm-variable">addv</span>[<span class="cm-variable">o</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">void</span> <span class="cm-variable">addall</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">o</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">a</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">b</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">>=</span><span class="cm-variable">a</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">b</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">addv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">+</span><span class="cm-variable">x</span>)<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">+</span>(<span class="cm-variable">r</span><span class="cm-operator">-</span><span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-number">1</span>)<span class="cm-operator">*</span><span class="cm-variable">x</span>)<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">lson</span><span class="cm-operator">=</span><span class="cm-variable">o</span><span class="cm-operator"><<</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">rson</span><span class="cm-operator">=</span><span class="cm-variable">lson</span><span class="cm-operator">|</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">!=</span><span class="cm-number">1</span> <span class="cm-operator">||</span> <span class="cm-variable">addv</span>[<span class="cm-variable">o</span>])<span class="cm-variable">push_down</span>(<span class="cm-variable">o</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">lson</span>,<span class="cm-variable">rson</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">a</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>)<span class="cm-variable">addall</span>(<span class="cm-variable">lson</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">a</span>,<span class="cm-variable">b</span>,<span class="cm-variable">x</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">b</span><span class="cm-operator">></span><span class="cm-variable">mid</span>)<span class="cm-variable">addall</span>(<span class="cm-variable">rson</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">a</span>,<span class="cm-variable">b</span>,<span class="cm-variable">x</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">+</span><span class="cm-variable">sum</span>[<span class="cm-variable">rson</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">void</span> <span class="cm-variable">mulall</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">o</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">a</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">b</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">>=</span><span class="cm-variable">a</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">b</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">*</span><span class="cm-variable">x</span>)<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">addv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">addv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">*</span><span class="cm-variable">x</span>)<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">*</span><span class="cm-variable">x</span>)<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">lson</span><span class="cm-operator">=</span><span class="cm-variable">o</span><span class="cm-operator"><<</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">rson</span><span class="cm-operator">=</span><span class="cm-variable">lson</span><span class="cm-operator">|</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">!=</span><span class="cm-number">1</span> <span class="cm-operator">||</span> <span class="cm-variable">addv</span>[<span class="cm-variable">o</span>])<span class="cm-variable">push_down</span>(<span class="cm-variable">o</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">lson</span>,<span class="cm-variable">rson</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">a</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>)<span class="cm-variable">mulall</span>(<span class="cm-variable">lson</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">a</span>,<span class="cm-variable">b</span>,<span class="cm-variable">x</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">b</span><span class="cm-operator">></span><span class="cm-variable">mid</span>)<span class="cm-variable">mulall</span>(<span class="cm-variable">rson</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">a</span>,<span class="cm-variable">b</span>,<span class="cm-variable">x</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">=</span>(<span class="cm-variable">sum</span>[<span class="cm-variable">lson</span>]<span class="cm-operator">+</span><span class="cm-variable">sum</span>[<span class="cm-variable">rson</span>])<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">o</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">a</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">b</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">>=</span><span class="cm-variable">a</span> <span class="cm-operator">&&</span> <span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">b</span>)<span class="cm-keyword">return</span> <span class="cm-variable">sum</span>[<span class="cm-variable">o</span>]<span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">mid</span><span class="cm-operator">=</span>(<span class="cm-variable">l</span><span class="cm-operator">+</span><span class="cm-variable">r</span>)<span class="cm-operator">>></span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">lson</span><span class="cm-operator">=</span><span class="cm-variable">o</span><span class="cm-operator"><<</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">rson</span><span class="cm-operator">=</span><span class="cm-variable">lson</span><span class="cm-operator">|</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">ans</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">mulv</span>[<span class="cm-variable">o</span>]<span class="cm-operator">!=</span><span class="cm-number">1</span> <span class="cm-operator">||</span> <span class="cm-variable">addv</span>[<span class="cm-variable">o</span>])<span class="cm-variable">push_down</span>(<span class="cm-variable">o</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">lson</span>,<span class="cm-variable">rson</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">a</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>)<span class="cm-variable">ans</span><span class="cm-operator">+=</span><span class="cm-variable">query</span>(<span class="cm-variable">lson</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">a</span>,<span class="cm-variable">b</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span>(<span class="cm-variable">b</span><span class="cm-operator">></span><span class="cm-variable">mid</span>)<span class="cm-variable">ans</span><span class="cm-operator">+=</span><span class="cm-variable">query</span>(<span class="cm-variable">rson</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">a</span>,<span class="cm-variable">b</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span> <span class="cm-variable">ans</span><span class="cm-operator">%</span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">} <span class="cm-variable">tree</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">signed</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ios::sync_with_stdio</span>(<span class="cm-atom">false</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">p</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">c</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tree</span>.<span class="cm-variable">build</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">m</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">f</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">long</span> <span class="cm-variable-3">long</span> <span class="cm-variable">x</span>,<span class="cm-variable">y</span>,<span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">f</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">f</span><span class="cm-operator">==</span><span class="cm-number">1</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">x</span><span class="cm-operator">>></span><span class="cm-variable">y</span><span class="cm-operator">>></span><span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tree</span>.<span class="cm-variable">mulall</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>,<span class="cm-variable">k</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span> <span class="cm-keyword">if</span>(<span class="cm-variable">f</span><span class="cm-operator">==</span><span class="cm-number">2</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">x</span><span class="cm-operator">>></span><span class="cm-variable">y</span><span class="cm-operator">>></span><span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tree</span>.<span class="cm-variable">addall</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>,<span class="cm-variable">k</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">x</span><span class="cm-operator">>></span><span class="cm-variable">y</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">tree</span>.<span class="cm-variable">query</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>)<span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2627px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2627px;"></div></div></div></pre><h2 id='codeforces718c-sasha-and-array'><span>CodeForces718C Sasha and Array</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls (i<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs (i<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define int long long</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">MOD</span> <span class="cm-operator">=</span> <span class="cm-number">1e9</span><span class="cm-operator">+</span><span class="cm-number">7</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> <span class="cm-def">Matrix</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">a</span>[<span class="cm-number">3</span>][<span class="cm-number">3</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">size</span> <span class="cm-operator">=</span> <span class="cm-number">2</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">memset</span>(<span class="cm-variable">a</span>,<span class="cm-number">0</span>,<span class="cm-keyword">sizeof</span>(<span class="cm-variable">a</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">aba</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-variable">aba</span>][<span class="cm-variable">aba</span>]<span class="cm-operator">=</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-variable">aba</span>][<span class="cm-variable">aba</span><span class="cm-operator">+</span><span class="cm-number">1</span>]<span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-variable">aba</span><span class="cm-operator">+</span><span class="cm-number">1</span>][<span class="cm-variable">aba</span>]<span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-variable">aba</span><span class="cm-operator">+</span><span class="cm-number">1</span>][<span class="cm-variable">aba</span><span class="cm-operator">+</span><span class="cm-number">1</span>]<span class="cm-operator">=</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">A</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">b</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">c</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">d</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-number">1</span>][<span class="cm-number">1</span>]<span class="cm-operator">=</span><span class="cm-variable">A</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-number">1</span>][<span class="cm-number">2</span>]<span class="cm-operator">=</span><span class="cm-variable">b</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-number">2</span>][<span class="cm-number">1</span>]<span class="cm-operator">=</span><span class="cm-variable">c</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-number">2</span>][<span class="cm-number">2</span>]<span class="cm-operator">=</span><span class="cm-variable">d</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-keyword">operator</span><span class="cm-operator">*</span>(<span class="cm-keyword">const</span> <span class="cm-variable">Matrix</span> <span class="cm-operator">&</span><span class="cm-variable">ano</span>) <span class="cm-keyword">const</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-variable">ans</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">size</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">k</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">k</span><span class="cm-operator"><=</span><span class="cm-variable">size</span>;<span class="cm-variable">k</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">j</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">j</span><span class="cm-operator"><=</span><span class="cm-variable">size</span>;<span class="cm-variable">j</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ans</span>.<span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">k</span>]<span class="cm-operator">=</span>(<span class="cm-variable">ans</span>.<span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">k</span>]<span class="cm-operator">+</span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">j</span>]<span class="cm-operator">*</span><span class="cm-variable">ano</span>.<span class="cm-variable">a</span>[<span class="cm-variable">j</span>][<span class="cm-variable">k</span>])<span class="cm-operator">%</span><span class="cm-variable">MOD</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">ans</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" class="cm-tab-wrap-hack" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}<span class="cm-tab" role="presentation" cm-text=" "> </span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-keyword">operator</span><span class="cm-operator">+</span>(<span class="cm-keyword">const</span> <span class="cm-variable">Matrix</span> <span class="cm-variable">aa</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-variable">res</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">size</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">j</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">j</span><span class="cm-operator"><=</span><span class="cm-variable">size</span>;<span class="cm-variable">j</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">res</span>.<span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">j</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">j</span>]<span class="cm-operator">+</span><span class="cm-variable">aa</span>.<span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">j</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">res</span>.<span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">j</span>]<span class="cm-operator">%=</span><span class="cm-variable">MOD</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">res</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">void</span> <span class="cm-keyword">operator</span><span class="cm-operator">=</span>(<span class="cm-keyword">const</span> <span class="cm-variable">Matrix</span> <span class="cm-variable">A</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">size</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">j</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">j</span><span class="cm-operator"><=</span><span class="cm-variable">size</span>;<span class="cm-variable">j</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">j</span>]<span class="cm-operator">=</span><span class="cm-variable">A</span>.<span class="cm-variable">a</span>[<span class="cm-variable">i</span>][<span class="cm-variable">j</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">bool</span> <span class="cm-variable">empty</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> (<span class="cm-variable">a</span>[<span class="cm-number">1</span>][<span class="cm-number">1</span>]<span class="cm-operator">==</span><span class="cm-number">0</span>)<span class="cm-operator">&&</span>(<span class="cm-variable">a</span>[<span class="cm-number">1</span>][<span class="cm-number">2</span>]<span class="cm-operator">==</span><span class="cm-number">0</span>)<span class="cm-operator">&&</span>(<span class="cm-variable">a</span>[<span class="cm-number">2</span>][<span class="cm-number">1</span>]<span class="cm-operator">==</span><span class="cm-number">0</span>)<span class="cm-operator">&&</span>(<span class="cm-variable">a</span>[<span class="cm-number">2</span>][<span class="cm-number">2</span>]<span class="cm-operator">==</span><span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-keyword">operator</span><span class="cm-variable">^</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">power</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-variable">res</span>(<span class="cm-number">1</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-variable">base</span> <span class="cm-operator">=</span> (<span class="cm-operator">*</span><span class="cm-keyword">this</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">power</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">power</span><span class="cm-operator">&</span><span class="cm-number">1</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">res</span><span class="cm-operator">=</span><span class="cm-variable">res</span><span class="cm-operator">*</span><span class="cm-variable">base</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">base</span><span class="cm-operator">=</span><span class="cm-variable">base</span><span class="cm-operator">*</span><span class="cm-variable">base</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">power</span><span class="cm-operator">>>=</span><span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">res</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">};</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">1e5</span><span class="cm-operator">+</span><span class="cm-number">5</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable">Matrix</span> <span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span><span class="cm-operator"><<</span><span class="cm-number">2</span>],<span class="cm-variable">tag</span>[<span class="cm-variable">SIZE</span><span class="cm-operator"><<</span><span class="cm-number">2</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">v</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable">Matrix</span> <span class="cm-def">unit</span>(<span class="cm-number">1</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">inline</span> <span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>]<span class="cm-operator">+</span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">unit</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">Matrix</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-number">0</span>,<span class="cm-number">0</span>)<span class="cm-operator">*</span>(<span class="cm-variable">Matrix</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-number">0</span>)<span class="cm-variable">^</span>(<span class="cm-variable">v</span>[<span class="cm-variable">l</span>]<span class="cm-operator">-</span><span class="cm-number">1</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushdown</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">tag</span>[<span class="cm-variable">i</span>].<span class="cm-variable">empty</span>()){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>]<span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">ls</span>]<span class="cm-operator">*</span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">ls</span>]<span class="cm-operator">=</span><span class="cm-variable">tag</span>[<span class="cm-variable">ls</span>]<span class="cm-operator">*</span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>]<span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">rs</span>]<span class="cm-operator">*</span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">rs</span>]<span class="cm-operator">=</span><span class="cm-variable">tag</span>[<span class="cm-variable">rs</span>]<span class="cm-operator">*</span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">unit</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable">Matrix</span> <span class="cm-variable">x</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">qr</span><span class="cm-operator">>=</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">*</span><span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">tag</span>[<span class="cm-variable">i</span>]<span class="cm-operator">*</span><span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushdown</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">x</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">qr</span><span class="cm-operator">></span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable">Matrix</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">l</span> <span class="cm-operator">&&</span> <span class="cm-variable">qr</span><span class="cm-operator">>=</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushdown</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Matrix</span> <span class="cm-variable">res</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">ql</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">res</span> <span class="cm-operator">=</span> <span class="cm-variable">res</span> <span class="cm-operator">+</span> <span class="cm-variable">query</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">qr</span> <span class="cm-operator">></span> <span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">res</span> <span class="cm-operator">=</span> <span class="cm-variable">res</span><span class="cm-operator">+</span><span class="cm-variable">query</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">ql</span>,<span class="cm-variable">qr</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">res</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">signed</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">v</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">op</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">op</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">1</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span><span class="cm-operator">>></span><span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-number">1</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">Matrix</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-number">0</span>)<span class="cm-variable">^x</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span>(<span class="cm-variable">query</span>(<span class="cm-number">1</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>).<span class="cm-variable">a</span>[<span class="cm-number">1</span>][<span class="cm-number">2</span>]<span class="cm-operator">%</span><span class="cm-variable">MOD</span>)<span class="cm-operator"><<</span><span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 3618px;"></div><div class="CodeMirror-gutters" style="display: none; height: 3618px;"></div></div></div></pre><h2 id='p4145-上帝造题的七分钟-2--花神游历各国--libreoj6281-数列分块入门-5'><span>P4145 上帝造题的七分钟 2 / 花神游历各国 | LibreOJ#6281. 数列分块入门 5</span></h2><blockquote><p><span>注：LibreOJ需要改一改输入。亲测可以AC</span></p></blockquote><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include<bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls(i) (i<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs(i) (i<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid(l,r) ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span><span class="cm-operator">=</span><span class="cm-number">100010</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define int long long</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span><span class="cm-operator">*</span><span class="cm-number">4</span>],<span class="cm-variable">tag</span>[<span class="cm-variable">SIZE</span><span class="cm-operator">*</span><span class="cm-number">4</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">inline</span> <span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">t</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">a</span>[<span class="cm-variable">t</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">ls</span>(<span class="cm-variable">t</span>)]<span class="cm-operator">+</span><span class="cm-variable">a</span>[<span class="cm-variable">rs</span>(<span class="cm-variable">t</span>)];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">t</span>]<span class="cm-operator">=</span><span class="cm-variable">max</span>(<span class="cm-variable">tag</span>[<span class="cm-variable">ls</span>(<span class="cm-variable">t</span>)],<span class="cm-variable">tag</span>[<span class="cm-variable">rs</span>(<span class="cm-variable">t</span>)]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-number">1</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">n</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">t</span><span class="cm-operator">=</span><span class="cm-number">1</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">t</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">t</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">t</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>),<span class="cm-variable">ls</span>(<span class="cm-variable">t</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>)<span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">rs</span>(<span class="cm-variable">t</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">t</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">L</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">R</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-number">1</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">n</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">t</span><span class="cm-operator">=</span><span class="cm-number">1</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">R</span><span class="cm-operator"><</span><span class="cm-variable">l</span><span class="cm-operator">||</span><span class="cm-variable">L</span><span class="cm-operator">></span><span class="cm-variable">r</span>) <span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">tag</span>[<span class="cm-variable">t</span>]<span class="cm-operator">==</span><span class="cm-number">1</span>) <span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tag</span>[<span class="cm-variable">t</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">t</span>]<span class="cm-operator">=</span>(<span class="cm-variable-3">int</span>)<span class="cm-variable">sqrt</span>(<span class="cm-variable">a</span>[<span class="cm-variable">t</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">L</span>,<span class="cm-variable">R</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>),<span class="cm-variable">ls</span>(<span class="cm-variable">t</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">L</span>,<span class="cm-variable">R</span>,<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>)<span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">rs</span>(<span class="cm-variable">t</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">t</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">ask</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">L</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">R</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-number">1</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">n</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">t</span><span class="cm-operator">=</span><span class="cm-number">1</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">>=</span><span class="cm-variable">L</span><span class="cm-operator">&&</span><span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">R</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">a</span>[<span class="cm-variable">t</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">ret</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>)<span class="cm-operator">>=</span><span class="cm-variable">L</span>) <span class="cm-variable">ret</span><span class="cm-operator">+=</span><span class="cm-variable">ask</span>(<span class="cm-variable">L</span>,<span class="cm-variable">R</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>),<span class="cm-variable">ls</span>(<span class="cm-variable">t</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>)<span class="cm-operator"><</span><span class="cm-variable">R</span>) <span class="cm-variable">ret</span><span class="cm-operator">+=</span><span class="cm-variable">ask</span>(<span class="cm-variable">L</span>,<span class="cm-variable">R</span>,<span class="cm-variable">mid</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>)<span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">rs</span>(<span class="cm-variable">t</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">ret</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">signed</span> <span class="cm-def">main</span>() {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">k</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">k</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">></span><span class="cm-variable">r</span>) <span class="cm-variable">swap</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">k</span><span class="cm-operator">==</span><span class="cm-number">0</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>} <span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">ask</span>(<span class="cm-variable">l</span>,<span class="cm-variable">r</span>)<span class="cm-operator"><<</span><span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1406px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1406px;"></div></div></div></pre><h2 id='t218729-mod板-线段树'><span>T218729 mod板 线段树</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include<bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define int long long</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls (now<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs (now<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid (l+r>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define MAX(a,b) (a>b?a:b)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">a</span>[<span class="cm-number">100001</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">tree</span>[<span class="cm-number">100001</span><span class="cm-operator"><<</span><span class="cm-number">2</span>],<span class="cm-variable">maxn</span>[<span class="cm-number">100001</span><span class="cm-operator"><<</span><span class="cm-number">2</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">inline</span> <span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">now</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tree</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">tree</span>[<span class="cm-variable">ls</span>]<span class="cm-operator">+</span><span class="cm-variable">tree</span>[<span class="cm-variable">rs</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">maxn</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">MAX</span>(<span class="cm-variable">maxn</span>[<span class="cm-variable">ls</span>],<span class="cm-variable">maxn</span>[<span class="cm-variable">rs</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">now</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tree</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">maxn</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> ;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">now</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update_mod</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">now</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">y</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">mod</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">maxn</span>[<span class="cm-variable">now</span>]<span class="cm-operator"><</span><span class="cm-variable">mod</span>) <span class="cm-keyword">return</span> ;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tree</span>[<span class="cm-variable">now</span>]<span class="cm-operator">%=</span><span class="cm-variable">mod</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">maxn</span>[<span class="cm-variable">now</span>]<span class="cm-operator">%=</span><span class="cm-variable">mod</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> ;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator">>=</span><span class="cm-variable">x</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_mod</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>,<span class="cm-variable">mod</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator"><</span><span class="cm-variable">y</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_mod</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>,<span class="cm-variable">mod</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">now</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update_assign</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">now</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">k</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">tree</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">maxn</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> ;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator">>=</span><span class="cm-variable">x</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_assign</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">x</span>,<span class="cm-variable">k</span>); </span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_assign</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>,<span class="cm-variable">k</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">now</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update_sqrt</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">now</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">y</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">maxn</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">tree</span>[<span class="cm-variable">now</span>]<span class="cm-operator">=</span><span class="cm-variable">sqrt</span>(<span class="cm-variable">tree</span>[<span class="cm-variable">now</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> ;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator">>=</span><span class="cm-variable">x</span><span class="cm-operator">&&</span><span class="cm-variable">maxn</span>[<span class="cm-variable">ls</span>]<span class="cm-operator">></span><span class="cm-number">1</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_sqrt</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator"><</span><span class="cm-variable">y</span><span class="cm-operator">&&</span><span class="cm-variable">maxn</span>[<span class="cm-variable">rs</span>]<span class="cm-operator">></span><span class="cm-number">1</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_sqrt</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">pushup</span>(<span class="cm-variable">now</span>); </span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">now</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">y</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">>=</span><span class="cm-variable">x</span><span class="cm-operator">&&</span><span class="cm-variable">r</span><span class="cm-operator"><=</span><span class="cm-variable">y</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">tree</span>[<span class="cm-variable">now</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">ret</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator">>=</span><span class="cm-variable">x</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ret</span><span class="cm-operator">+=</span><span class="cm-variable">query</span>(<span class="cm-variable">ls</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">mid</span><span class="cm-operator"><</span><span class="cm-variable">y</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ret</span><span class="cm-operator">+=</span><span class="cm-variable">query</span>(<span class="cm-variable">rs</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">ret</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">signed</span> <span class="cm-def">main</span>() {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>) <span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">build</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">op</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">op</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">1</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">query</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>)<span class="cm-operator"><<</span><span class="cm-variable">endl</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">2</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_sqrt</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">3</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span><span class="cm-operator">>></span><span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_mod</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">k</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">4</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">update_assign</span>(<span class="cm-number">1</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">l</span>,<span class="cm-variable">k</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2397px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2397px;"></div></div></div></pre><h2 id='p1801-黑匣子'><span>P1801 黑匣子</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls (i<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs (i<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">c</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">2e6</span> <span class="cm-operator">+</span> <span class="cm-number">5</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span> <span class="cm-operator"><<</span> <span class="cm-number">2</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> <span class="cm-def">node</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">v</span>, <span class="cm-variable">id</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">bool</span> <span class="cm-keyword">operator</span><span class="cm-operator"><</span>(<span class="cm-keyword">const</span> <span class="cm-variable">node</span> <span class="cm-variable">ano</span>) <span class="cm-keyword">const</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span> <span class="cm-variable">v</span> <span class="cm-operator"><</span> <span class="cm-variable">ano</span>.<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">} <span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">u</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">mm</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">m</span>, <span class="cm-variable">n</span>, <span class="cm-variable">cnt</span>, <span class="cm-variable">I</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">pushup</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">t</span>[<span class="cm-variable">ls</span>] <span class="cm-operator">+</span> <span class="cm-variable">t</span>[<span class="cm-variable">rs</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">i</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-variable">l</span> <span class="cm-operator">==</span> <span class="cm-variable">r</span> <span class="cm-operator">&&</span> <span class="cm-variable">l</span> <span class="cm-operator">==</span> <span class="cm-variable">p</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>]<span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-variable">p</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">update</span>(<span class="cm-variable">p</span>, <span class="cm-variable">ls</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> } <span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">update</span>(<span class="cm-variable">p</span>, <span class="cm-variable">rs</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">pushup</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">i</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-variable">l</span> <span class="cm-operator">==</span> <span class="cm-variable">r</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span> <span class="cm-variable">l</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-variable">t</span>[<span class="cm-variable">ls</span>] <span class="cm-operator">>=</span> <span class="cm-variable">p</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">p</span>, <span class="cm-variable">ls</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> } <span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">p</span> <span class="cm-operator">-</span> <span class="cm-variable">t</span>[<span class="cm-variable">ls</span>], <span class="cm-variable">rs</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>() {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">ios::sync_with_stdio</span>(<span class="cm-atom">false</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">cin</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">cout</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">cin</span> <span class="cm-operator">>></span> <span class="cm-variable">m</span> <span class="cm-operator">>></span> <span class="cm-variable">n</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">m</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">cin</span> <span class="cm-operator">>></span> <span class="cm-variable">a</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">a</span>[<span class="cm-variable">i</span>].<span class="cm-variable">id</span> <span class="cm-operator">=</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-comment">//cout<<a[i].id<<' '<<a[i].v<<endl;</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">sort</span>(<span class="cm-variable">a</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">a</span> <span class="cm-operator">+</span> <span class="cm-variable">m</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">m</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">mm</span>[<span class="cm-variable">a</span>[<span class="cm-variable">i</span>].<span class="cm-variable">id</span>] <span class="cm-operator">=</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">n</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>)<span class="cm-variable">cin</span> <span class="cm-operator">>></span> <span class="cm-variable">u</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">m</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-comment">//cout<<'\t'<<mm[i]<<endl;</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">update</span>(<span class="cm-variable">mm</span>[<span class="cm-variable">i</span>], <span class="cm-number">1</span>, <span class="cm-number">1</span>, <span class="cm-variable">m</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">while</span> (<span class="cm-variable">u</span>[<span class="cm-variable">c</span>] <span class="cm-operator">==</span> <span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">cout</span> <span class="cm-operator"><<</span> <span class="cm-variable">a</span>[<span class="cm-variable">query</span>(<span class="cm-variable">I</span>, <span class="cm-number">1</span>, <span class="cm-number">1</span>, <span class="cm-variable">m</span>)].<span class="cm-variable">v</span> <span class="cm-operator"><<</span> <span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">I</span><span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">c</span><span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 1659px;"></div><div class="CodeMirror-gutters" style="display: none; height: 1659px;"></div></div></div></pre><h2 id='p3919-模板可持久化线段树-1可持久化数组）'><span>P3919 【模板】可持久化线段树 1（可持久化数组）</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls (i<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs (i<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">1e6</span><span class="cm-operator">+</span><span class="cm-number">5</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">v</span>; <span class="cm-comment">// 线段树节点，存了区间方便搞</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}<span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span><span class="cm-operator">*</span><span class="cm-number">25</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">top</span>; <span class="cm-comment">// 历史版本数</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">root</span>[<span class="cm-variable">SIZE</span><span class="cm-operator">*</span><span class="cm-number">25</span>]; <span class="cm-comment">// 历史版本根节点位置</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span>]; <span class="cm-comment">// 原始数组</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">newnode</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){ <span class="cm-comment">// 新建节点</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-operator">++</span><span class="cm-variable">top</span>]<span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">top</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){ <span class="cm-comment">// 建树</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">i</span><span class="cm-operator">=</span>(<span class="cm-operator">++</span><span class="cm-variable">top</span>); <span class="cm-comment">// 建立新版本</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">// 叶子节点</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span><span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>; <span class="cm-comment">// 返回当前版本</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>); <span class="cm-comment">// 向下递归</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>); <span class="cm-comment">// 向下递归</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>; <span class="cm-comment">// 返回当前版本</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">val</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">// 单点更新，即数组赋值。</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-variable">newnode</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){<span class="cm-comment">// 叶子节点</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span><span class="cm-operator">=</span><span class="cm-variable">val</span>; <span class="cm-comment">// 直接更新</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;<span class="cm-comment">// 返回当前版本</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){<span class="cm-comment">// 向下递归</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">p</span>,<span class="cm-variable">val</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{<span class="cm-comment">// 向下递归</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">p</span>,<span class="cm-variable">val</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;<span class="cm-comment">// 返回当前版本</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){<span class="cm-comment">// 叶子节点</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span>; <span class="cm-comment">// 直接返回</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){<span class="cm-comment">// 向下递归</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">p</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{<span class="cm-comment">// 向下递归</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">p</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">inline</span> <span class="cm-variable-3">void</span> <span class="cm-def">Assign</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">version</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">val</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">// 封装：在某版本下赋值</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">root</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">root</span>[<span class="cm-variable">version</span>],<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">p</span>,<span class="cm-variable">val</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">// 记得新建版本</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">inline</span> <span class="cm-variable-3">int</span> <span class="cm-def">Get</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">version</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-comment">// 封装：在某版本下取值</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">root</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">root</span>[<span class="cm-variable">version</span>]; <span class="cm-comment">//新建版本</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">root</span>[<span class="cm-variable">version</span>],<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">p</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">ios::sync_with_stdio</span>(<span class="cm-atom">false</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">cin</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">cout</span>.<span class="cm-variable">tie</span>(<span class="cm-number">0</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">root</span>[<span class="cm-number">0</span>]<span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-number">0</span>,<span class="cm-number">1</span>,<span class="cm-variable">n</span>);<span class="cm-comment">// 建立原树</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>,<span class="cm-variable">vi</span>,<span class="cm-variable">op</span>,<span class="cm-variable">loci</span>,<span class="cm-variable">valuei</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">m</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">vi</span><span class="cm-operator">>></span><span class="cm-variable">op</span><span class="cm-operator">>></span><span class="cm-variable">loci</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span><span class="cm-operator">==</span><span class="cm-number">1</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">valuei</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">Assign</span>(<span class="cm-variable">i</span>,<span class="cm-variable">vi</span>,<span class="cm-variable">loci</span>,<span class="cm-variable">valuei</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">Get</span>(<span class="cm-variable">i</span>,<span class="cm-variable">vi</span>,<span class="cm-variable">loci</span>)<span class="cm-operator"><<</span><span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2143px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2143px;"></div></div></div></pre><h2 id='p3834-模板可持久化线段树-2'><span>P3834 【模板】可持久化线段树 2</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls (i<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs (i<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">2e5</span><span class="cm-operator">+</span><span class="cm-number">5</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> <span class="cm-def">ArckaAKIOI</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ArckaAKIOI</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-number">0</span>,<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-number">0</span>,<span class="cm-variable">v</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}<span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span><span class="cm-operator">*</span><span class="cm-number">32</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">top</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">root</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span>],<span class="cm-variable">b</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">newnode</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-operator">++</span><span class="cm-variable">top</span>]<span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">top</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">i</span><span class="cm-operator">=</span>(<span class="cm-operator">++</span><span class="cm-variable">top</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span><span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">val</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-variable">newnode</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span><span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">p</span>,<span class="cm-variable">val</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">p</span>,<span class="cm-variable">val</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">l</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">delta</span> <span class="cm-operator">=</span> <span class="cm-variable">t</span>[<span class="cm-variable">t</span>[<span class="cm-variable">qr</span>].<span class="cm-variable">l</span>].<span class="cm-variable">v</span><span class="cm-operator">-</span><span class="cm-variable">t</span>[<span class="cm-variable">t</span>[<span class="cm-variable">ql</span>].<span class="cm-variable">l</span>].<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">delta</span><span class="cm-operator">>=</span><span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">i</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">t</span>[<span class="cm-variable">ql</span>].<span class="cm-variable">l</span>,<span class="cm-variable">t</span>[<span class="cm-variable">qr</span>].<span class="cm-variable">l</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">i</span><span class="cm-operator">-</span><span class="cm-variable">delta</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">t</span>[<span class="cm-variable">ql</span>].<span class="cm-variable">r</span>,<span class="cm-variable">t</span>[<span class="cm-variable">qr</span>].<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">kkksc03</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">discretization</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">b</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" class="cm-tab-wrap-hack" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}<span class="cm-tab" role="presentation" cm-text=" "> </span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">sort</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span><span class="cm-operator">+</span><span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">kkksc03</span> <span class="cm-operator">=</span> <span class="cm-variable">unique</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-variable">n</span><span class="cm-operator">+</span><span class="cm-number">1</span>)<span class="cm-operator">-</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">root</span>[<span class="cm-number">0</span>]<span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-number">0</span>,<span class="cm-number">1</span>,<span class="cm-variable">kkksc03</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">root</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">root</span>[<span class="cm-variable">i</span><span class="cm-operator">-</span><span class="cm-number">1</span>],<span class="cm-number">1</span>,<span class="cm-variable">kkksc03</span>,<span class="cm-variable">lower_bound</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-variable">kkksc03</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">a</span>[<span class="cm-variable">i</span>])<span class="cm-operator">-</span><span class="cm-variable">b</span>,<span class="cm-number">114514</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">discretization</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span><span class="cm-operator">>></span><span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">b</span>[<span class="cm-variable">query</span>(<span class="cm-variable">k</span>,<span class="cm-number">1</span>,<span class="cm-variable">kkksc03</span>,<span class="cm-variable">root</span>[<span class="cm-variable">l</span><span class="cm-operator">-</span><span class="cm-number">1</span>],<span class="cm-variable">root</span>[<span class="cm-variable">r</span>])]<span class="cm-operator"><<</span><span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2051px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2051px;"></div></div></div></pre><h2 id='sp3946-mkthnum---k-th-number'><span>SP3946 MKTHNUM - K-th Number</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define ls (i<<1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define rs (i<<1|1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">100005</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> <span class="cm-def">ArckaAKIOI</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">ArckaAKIOI</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-number">0</span>,<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-number">0</span>,<span class="cm-variable">v</span><span class="cm-operator">=</span><span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}<span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span><span class="cm-operator"><<</span><span class="cm-number">5</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">top</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">root</span>[<span class="cm-variable">SIZE</span><span class="cm-operator"><<</span><span class="cm-number">5</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span>],<span class="cm-variable">b</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>,<span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">newnode</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-operator">++</span><span class="cm-variable">top</span>]<span class="cm-operator">=</span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">top</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">build</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">i</span><span class="cm-operator">=</span>(<span class="cm-operator">++</span><span class="cm-variable">top</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span><span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">update</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">val</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-variable">newnode</span>(<span class="cm-variable">i</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span><span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span><span class="cm-operator"><=</span><span class="cm-variable">mid</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span><span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">p</span>,<span class="cm-variable">val</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span><span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">p</span>,<span class="cm-variable">val</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">ql</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">qr</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">l</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">delta</span> <span class="cm-operator">=</span> <span class="cm-variable">t</span>[<span class="cm-variable">t</span>[<span class="cm-variable">qr</span>].<span class="cm-variable">l</span>].<span class="cm-variable">v</span><span class="cm-operator">-</span><span class="cm-variable">t</span>[<span class="cm-variable">t</span>[<span class="cm-variable">ql</span>].<span class="cm-variable">l</span>].<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">delta</span><span class="cm-operator">>=</span><span class="cm-variable">i</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">i</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">t</span>[<span class="cm-variable">ql</span>].<span class="cm-variable">l</span>,<span class="cm-variable">t</span>[<span class="cm-variable">qr</span>].<span class="cm-variable">l</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">i</span><span class="cm-operator">-</span><span class="cm-variable">delta</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">t</span>[<span class="cm-variable">ql</span>].<span class="cm-variable">r</span>,<span class="cm-variable">t</span>[<span class="cm-variable">qr</span>].<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">kkksc03</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">discretization</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">b</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" class="cm-tab-wrap-hack" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}<span class="cm-tab" role="presentation" cm-text=" "> </span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">sort</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span><span class="cm-operator">+</span><span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">kkksc03</span> <span class="cm-operator">=</span> <span class="cm-variable">unique</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-variable">n</span><span class="cm-operator">+</span><span class="cm-number">1</span>)<span class="cm-operator">-</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">root</span>[<span class="cm-number">0</span>]<span class="cm-operator">=</span><span class="cm-variable">build</span>(<span class="cm-number">0</span>,<span class="cm-number">1</span>,<span class="cm-variable">kkksc03</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">root</span>[<span class="cm-variable">i</span>]<span class="cm-operator">=</span><span class="cm-variable">update</span>(<span class="cm-variable">root</span>[<span class="cm-variable">i</span><span class="cm-operator">-</span><span class="cm-number">1</span>],<span class="cm-number">1</span>,<span class="cm-variable">kkksc03</span>,<span class="cm-variable">lower_bound</span>(<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">b</span><span class="cm-operator">+</span><span class="cm-variable">kkksc03</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">a</span>[<span class="cm-variable">i</span>])<span class="cm-operator">-</span><span class="cm-variable">b</span>,<span class="cm-number">114514</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>(){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">discretization</span>();</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable">r</span>,<span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">l</span><span class="cm-operator">>></span><span class="cm-variable">r</span><span class="cm-operator">>></span><span class="cm-variable">k</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">b</span>[<span class="cm-variable">query</span>(<span class="cm-variable">k</span>,<span class="cm-number">1</span>,<span class="cm-variable">kkksc03</span>,<span class="cm-variable">root</span>[<span class="cm-variable">l</span><span class="cm-operator">-</span><span class="cm-number">1</span>],<span class="cm-variable">root</span>[<span class="cm-variable">r</span>])]<span class="cm-operator"><<</span><span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2051px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2051px;"></div></div></div></pre><h2 id='p3224-hnoi2012永无乡-bzoj2733-hnoi2012永无乡'><span>P3224 [HNOI2012]永无乡| BZOJ2733 [HNOI2012]永无乡</span></h2><pre class="md-fences md-end-block ty-contain-cm modeLoaded md-focus" spellcheck="false" lang="cpp" style="break-inside: unset;"><div class="CodeMirror cm-s-inner cm-s-null-scroll CodeMirror-wrap" lang="cpp"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 9.52344px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><span><span></span>x</span></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#include <bits/stdc++.h></span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-meta">#define mid ((l+r)>>1)</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">using</span> <span class="cm-keyword">namespace</span> <span class="cm-def">std</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">n</span>, <span class="cm-variable">m</span>, <span class="cm-variable">cnt</span>, <span class="cm-variable">q</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">const</span> <span class="cm-variable-3">int</span> <span class="cm-variable">SIZE</span> <span class="cm-operator">=</span> <span class="cm-number">1e6</span> <span class="cm-operator">+</span> <span class="cm-number">5</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">fa</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">void</span> <span class="cm-variable">init</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">n</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">for</span> (<span class="cm-variable-3">int</span> <span class="cm-variable">i</span> <span class="cm-operator">=</span> <span class="cm-number">1</span>; <span class="cm-variable">i</span> <span class="cm-operator"><=</span> <span class="cm-variable">n</span>; <span class="cm-variable">i</span><span class="cm-operator">++</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">fa</span>[<span class="cm-variable">i</span>] <span class="cm-operator">=</span> <span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">find</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-variable">fa</span>[<span class="cm-variable">x</span>] <span class="cm-operator">==</span> <span class="cm-variable">x</span>)<span class="cm-keyword">return</span> <span class="cm-variable">x</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">else</span> <span class="cm-keyword">return</span> <span class="cm-variable">fa</span>[<span class="cm-variable">x</span>] <span class="cm-operator">=</span> <span class="cm-variable">find</span>(<span class="cm-variable">fa</span>[<span class="cm-variable">x</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">void</span> <span class="cm-variable">merge</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">x</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">y</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">fa</span>[<span class="cm-variable">x</span>] <span class="cm-operator">=</span> <span class="cm-variable">y</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">} <span class="cm-variable">uf</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">struct</span> <span class="cm-def">node</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable">r</span>, <span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">} <span class="cm-variable">t</span>[<span class="cm-variable">SIZE</span> <span class="cm-operator"><<</span> <span class="cm-number">2</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-variable">kkk</span>[<span class="cm-variable">SIZE</span>],<span class="cm-variable">a</span>[<span class="cm-variable">SIZE</span>],<span class="cm-variable">root</span>[<span class="cm-variable">SIZE</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">newnode</span>(<span class="cm-variable-3">int</span> <span class="cm-operator">&</span><span class="cm-variable">i</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">l</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">r</span>, <span class="cm-variable-3">int</span> <span class="cm-variable">p</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-operator">!</span><span class="cm-variable">i</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">i</span> <span class="cm-operator">=</span> (<span class="cm-operator">++</span><span class="cm-variable">cnt</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">v</span><span class="cm-operator">++</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-variable">l</span> <span class="cm-operator">==</span> <span class="cm-variable">r</span>)<span class="cm-keyword">return</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-variable">p</span> <span class="cm-operator"><=</span> <span class="cm-variable">mid</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">newnode</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>, <span class="cm-variable">l</span>, <span class="cm-variable">mid</span>, <span class="cm-variable">p</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> } <span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">newnode</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>, <span class="cm-variable">mid</span> <span class="cm-operator">+</span> <span class="cm-number">1</span>, <span class="cm-variable">r</span>, <span class="cm-variable">p</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">void</span> <span class="cm-def">merge</span>(<span class="cm-variable-3">int</span> <span class="cm-operator">&</span><span class="cm-variable">a</span>, <span class="cm-variable-3">int</span> <span class="cm-operator">&</span><span class="cm-variable">b</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">if</span> (<span class="cm-operator">!</span><span class="cm-variable">a</span>) {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">a</span> <span class="cm-operator">=</span> <span class="cm-variable">b</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> } <span class="cm-keyword">else</span> <span class="cm-keyword">if</span> (<span class="cm-operator">!</span><span class="cm-variable">b</span>) {}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-keyword">else</span> {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> <span class="cm-variable">t</span>[<span class="cm-variable">a</span>].<span class="cm-variable">v</span> <span class="cm-operator">+=</span> <span class="cm-variable">t</span>[<span class="cm-variable">b</span>].<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">merge</span>(<span class="cm-variable">t</span>[<span class="cm-variable">a</span>].<span class="cm-variable">l</span>, <span class="cm-variable">t</span>[<span class="cm-variable">b</span>].<span class="cm-variable">l</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">merge</span>(<span class="cm-variable">t</span>[<span class="cm-variable">a</span>].<span class="cm-variable">r</span>, <span class="cm-variable">t</span>[<span class="cm-variable">b</span>].<span class="cm-variable">r</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> }</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">query</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">l</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">r</span>,<span class="cm-variable-3">int</span> <span class="cm-variable">p</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">l</span><span class="cm-operator">==</span><span class="cm-variable">r</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">kkk</span>[<span class="cm-variable">l</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">lsum</span> <span class="cm-operator">=</span> <span class="cm-variable">t</span>[<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>].<span class="cm-variable">v</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">p</span><span class="cm-operator"><=</span><span class="cm-variable">lsum</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">l</span>,<span class="cm-variable">l</span>,<span class="cm-variable">mid</span>,<span class="cm-variable">p</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-variable">query</span>(<span class="cm-variable">t</span>[<span class="cm-variable">i</span>].<span class="cm-variable">r</span>,<span class="cm-variable">mid</span><span class="cm-operator">+</span><span class="cm-number">1</span>,<span class="cm-variable">r</span>,<span class="cm-variable">p</span><span class="cm-operator">-</span><span class="cm-variable">lsum</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="" cm-zwsp="">
</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-variable-3">int</span> <span class="cm-def">main</span>() {</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">n</span><span class="cm-operator">>></span><span class="cm-variable">m</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">uf</span>.<span class="cm-variable">init</span>(<span class="cm-variable">n</span>);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">n</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">a</span>[<span class="cm-variable">i</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">kkk</span>[<span class="cm-variable">a</span>[<span class="cm-variable">i</span>]]<span class="cm-operator">=</span><span class="cm-variable">i</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">newnode</span>(<span class="cm-variable">root</span>[<span class="cm-variable">i</span>],<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">a</span>[<span class="cm-variable">i</span>]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">while</span>(<span class="cm-variable">m</span><span class="cm-operator">--</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">int</span> <span class="cm-variable">x</span>,<span class="cm-variable">y</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">x</span><span class="cm-operator">>></span><span class="cm-variable">y</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">merge</span>(<span class="cm-variable">root</span>[<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">y</span>)],<span class="cm-variable">root</span>[<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">x</span>)]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">uf</span>.<span class="cm-variable">merge</span>(<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">x</span>),<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">y</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">q</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">for</span>(<span class="cm-variable-3">int</span> <span class="cm-variable">i</span><span class="cm-operator">=</span><span class="cm-number">1</span>,<span class="cm-variable">x</span>,<span class="cm-variable">y</span>;<span class="cm-variable">i</span><span class="cm-operator"><=</span><span class="cm-variable">q</span>;<span class="cm-variable">i</span><span class="cm-operator">++</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable-3">char</span> <span class="cm-variable">op</span>[<span class="cm-number">1145</span>];</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">op</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cin</span><span class="cm-operator">>></span><span class="cm-variable">x</span><span class="cm-operator">>></span><span class="cm-variable">y</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">op</span>[<span class="cm-number">0</span>]<span class="cm-operator">==</span><span class="cm-string">'B'</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">merge</span>(<span class="cm-variable">root</span>[<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">y</span>)],<span class="cm-variable">root</span>[<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">x</span>)]);</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">uf</span>.<span class="cm-variable">merge</span>(<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">x</span>),<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">y</span>));</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">if</span>(<span class="cm-variable">t</span>[<span class="cm-variable">root</span>[<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">x</span>)]].<span class="cm-variable">v</span><span class="cm-operator"><</span><span class="cm-variable">y</span>){</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<-</span><span class="cm-number">1</span><span class="cm-operator"><<</span><span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">else</span>{</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-variable">cout</span><span class="cm-operator"><<</span><span class="cm-variable">query</span>(<span class="cm-variable">root</span>[<span class="cm-variable">uf</span>.<span class="cm-variable">find</span>(<span class="cm-variable">x</span>)],<span class="cm-number">1</span>,<span class="cm-variable">n</span>,<span class="cm-variable">y</span>)<span class="cm-operator"><<</span><span class="cm-string">'\n'</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text=" "> </span><span class="cm-keyword">return</span> <span class="cm-number">0</span>;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 2282px;"></div><div class="CodeMirror-gutters" style="display: none; height: 2282px;"></div></div></div></pre></div></div>
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