摘要: #include <bits/stdc++.h> using namespace std; #define _for(i,a,b) for(int i = (a);i < (b);i ++) const int maxn = 50003; int gcd(int a,int b){if(b==0) 阅读全文
posted @ 2019-03-02 10:03 Asurudo 阅读(708) 评论(0) 推荐(1)