Fliptile Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 16558 Accepted: 6056 Description Farmer John knows that an intellectually satisfied cow is a happy cow who will give more milk. He has arranged a brainy activity for cows in whic…
A - 棋盘问题 POJ - 1321 注意条件:不能每放一个棋子,就标记一行和一列,我们直接枚举每一行就可以了. AC代码: #include<iostream> #include<stdio.h> #include<cstring> using namespace std; # define ll long long ; char str[maxn][maxn]; int vis[maxn]; int n,m,num; void dfs(int u,int cnt)…
Description It is always very nice to have little brothers or sisters. You can tease them, lock them in the bathroom or put red hot chili in their sandwiches. But there is also a time when all meanness comes back! As you know, in one month it is Chri…
ID Origin Title 454 / 1008 Problem A POJ 1321 棋盘问题 328 / 854 Problem B POJ 2251 Dungeon Master 335 / 1101 Problem C POJ 3278 Catch That Cow 161 / 503 Problem D POJ 3279 Fliptile 247 / 526 Problem E POJ 1426 Find The Multiple 205 / 330 Pro…