摘要: #include <iostream> #include <cstdio> #define MAXN 100010 using namespace std; int root, tot; struct Splay { int fa; int ch[2]; int val; int cnt; int 阅读全文
posted @ 2022-10-06 20:07 梦歌 阅读(24) 评论(0) 推荐(0)