摘要: 题目链接:https://www.luogu.com.cn/problem/U644824 示例程序: #include <bits/stdc++.h> using namespace std; const int maxn = 4e5 + 5; struct Node { int s[2], p, 阅读全文
posted @ 2025-12-26 04:04 quanjun 阅读(3) 评论(0) 推荐(0)