摘要: #include <cstring> #include <iostream> #include <algorithm> #include <queue> using namespace std; const int N = 1001010; int e[N], ne[N], head[N], tot 阅读全文
posted @ 2020-07-20 16:31 Captand 阅读(169) 评论(0) 推荐(0) 编辑