摘要: #include <iostream> #include <cstring> #include <vector> using namespace std; using ll = long long ; const int M=1e6+10; int n,x,dep[M],mx[M],dp[M];// 阅读全文
posted @ 2021-06-02 11:57 Acception 阅读(95) 评论(0) 推荐(0)