随笔分类 -  FFT

摘要:FFT #include<bits/stdc++.h> using namespace std; const int N=240002; const double pi=acos(-1.0); struct C{ double x,y; }a[N],b[N]; int lim=1,i,n,r[N], 阅读全文
posted @ 2021-10-24 09:21 Mingoal 阅读(23) 评论(0) 推荐(0)