摘要: //http://poj.org/problem?id=1611 #include<bits/stdc++.h> using namespace std; const int maxn = 30010; int f[maxn],num[maxn],n,m; int find(int x) { ret 阅读全文
posted @ 2020-02-20 16:40 lifehappy 阅读(217) 评论(0) 推荐(0)