摘要: CF427C Checkposts #include<bits/stdc++.h> #define mid (((l)+(r))/2) using namespace std; typedef long long ll; typedef long double ld; const ll N=1e5+ 阅读全文
posted @ 2024-08-05 10:55 Alric 阅读(3) 评论(0) 推荐(0) 编辑