摘要: 三维凸包(已经忘光了 #include <bits/stdc++.h> using namespace std; typedef double db; const int N = 2100; const db eps = 1e-9; int n; int vis[N][N]; db Ran() { 阅读全文
posted @ 2021-08-04 16:21 SegmentTree 阅读(115) 评论(0) 推荐(0) 编辑