Update online-election.cpp

rui-yan · Sep 23, 2018 · 9b5b029 · 9b5b029
1 parent 317a1e3
commit 9b5b029
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/C++/online-election.cpp b/C++/online-election.cpp
@@ -16,7 +16,7 @@ class TopVotedCandidate {
     }
 
     int q(int t) {
-        return prev(upper_bound(lookup_.begin(), lookup_.end(),
+        return prev(upper_bound(lookup_.cbegin(), lookup_.cend(),
                                 make_pair(t, numeric_limits<int>::max())))->second;
     }