摘要: #include<bits/stdc++.h> using namespace std; using ll=long long; const int maxn=(1<<20)+5; const double PI=acos(-1); struct Complex { double x,y; Comp 阅读全文
posted @ 2021-09-03 09:32 旅玖旅玖 阅读(48) 评论(0) 推荐(0) 编辑