0899 solved.

0899-Orderly-Queue/cpp-0899/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.5)
+project(cpp_0899)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+
+set(SOURCE_FILES main.cpp)
+add_executable(cpp_0899 ${SOURCE_FILES})

0899-Orderly-Queue/cpp-0899/main.cpp

@@ -0,0 +1,40 @@
+/// Source : https://leetcode.com/problems/orderly-queue/description/
+/// Author : liuyubobobo
+/// Time   : 2018-09-02
+
+#include <iostream>
+
+using namespace std;
+
+
+/// Mathematic
+/// When K = 1, solve it brutely
+/// When K = 2, we can get any permutation of the S
+/// When K > 2, we can also get any permutation of the S
+///
+/// Time Complexity: O(n^2)
+/// Space Complexity: O(n)
+class Solution {
+public:
+    string orderlyQueue(string S, int K) {
+
+        if(K == 1){
+            string ret = S;
+            for(int len = 1; len  < S.size(); len ++){
+                string t_ret = S.substr(len) + S.substr(0, len);
+                if(t_ret < ret)
+                    ret = t_ret;
+            }
+            return ret;
+        }
+
+        sort(S.begin(), S.end());
+        return S;
+    }
+};
+
+
+int main() {
+
+    return 0;
+}

readme.md

@@ -489,5 +489,5 @@ email: [[email protected]](mailto:[email protected])
 | 896 | [Monotonic Array](https://leetcode.com/problems/monotonic-array/description/) | [solution](https://leetcode.com/problems/monotonic-array/solution/) | [C++](0896-Monotonic-Array/cpp-0896/) | | |
 | 897 | [Increasing Order Search Tree](https://leetcode.com/problems/increasing-order-search-tree/description/) | [solution](https://leetcode.com/problems/increasing-order-search-tree/solution/) | [C++](0897-Increasing-Order-Search-Tree/cpp-0897/) | | |
 | 898 | [Bitwise ORs of Subarrays](https://leetcode.com/problems/bitwise-ors-of-subarrays/description/) | [solution](https://leetcode.com/problems/bitwise-ors-of-subarrays/solution/) | [C++](0898-Bitwise-ORs-of-Subarrays/cpp-0898/) | | |
-| | | | | | |
+| 899 | [Orderly Queue](https://leetcode.com/problems/orderly-queue/description/) | [solution](https://leetcode.com/problems/orderly-queue/solution/) | [C++](0899-Orderly-Queue/cpp-0899/) | | |
 | | | | | | |