摘要: 好难 #include<bits/stdc++.h> using namespace std; const int N = 1e6 + 5; const double pi = acos(-1); int n, m, rev[4 * N]; struct comp{ double x, y; com 阅读全文
posted @ 2026-01-03 17:07 Turkey_VII 阅读(9) 评论(1) 推荐(1)