codeforces 622 F - The Sum of the k-th Powers 拉格朗日插值法
题目链接:http://codeforces.com/contest/622/problem/F题目大意:#include<bits/stdc++.h>#define LL long longusing namespace std;const int mod = 1e9+7;#define rep(i,a,n) for (int i=a;i<n;i++)#de...
原创
2019-11-24 21:52:58 ·
208 阅读 ·
0 评论