摘要: #include <cstdio> #include <iostream> using namespace std; const int N = 1E4 + 10; const int M = 5E4 + 10; struct node { int to, nxt; } e[M]; int head 阅读全文
posted @ 2023-02-20 14:34 摸鱼选手LLF 阅读(18) 评论(0) 推荐(0) 编辑