摘要: 今天开始就搬迁到博客园辣! 先809 A #include <bits/stdc++.h> using namespace std; const int N = 2e5+10; const int M = 1<<16; const int mod = 1e9+7; #define int long 阅读全文
posted @ 2022-08-09 18:56 ycllz 阅读(25) 评论(0) 推荐(0)