lishichengyan的博客

代码如下：#include <iostream>#include <stack>#include <vector>using namespace std;int M, N, K;stack<int> s; bool isPopSeq(vector<int>& seq){ int cnt = 0; // c...

代码如下：#include <iostream>#include <stack>#include <queue>#include <vector>using namespace std;struct TreeNode{ int val_; TreeNode* left_; TreeNode* right_; TreeNod...