摘要： http://poj.org/problem?id=2506 阅读全文

摘要： http://poj.org/problem?id=2135 阅读全文

摘要： http://poj.org/problem?id=2195 阅读全文

摘要： http://poj.org/problem?id=1273 Description Every time it rains on Farmer John's fields, a pond forms over Bessie's favorite clover patch. This means t 阅读全文

摘要： #include <iostream>#include <string.h>#include <stdlib.h>#include <stdio.h>#include <queue>#include<algorithm>#define inf 0x3f3f3f3fusing namespace st 阅读全文

摘要： http://poj.org/problem?id=2513 Description You are given a bunch of wooden sticks. Each endpoint of each stick is colored with some color. Is it possi 阅读全文

摘要： http://acm.hdu.edu.cn/showproblem.php?pid=1010 //题目链接 http://ycool.com/post/ymsvd2s//一个很好理解剪枝思想的博客 http://blog.csdn.net/chyshnu/article/details/617175 阅读全文

摘要： http://poj.org/problem?id=3087 Description A common pastime for poker players at a poker table is to shuffle stacks of chips. Shuffling chips is perfo 阅读全文

摘要： http://poj.org/problem?id=3009 Description On Planet MM-21, after their Olympic games this year, curling is getting popular. But the rules are somewha 阅读全文

摘要： http://poj.org/problem?id=2488 Description Background The knight is getting bored of seeing the same black and white squares again and again and has d 阅读全文

摘要： http://poj.org/problem?id=1426 Description Given a positive integer n, write a program to find out a nonzero multiple m of n whose decimal representat 阅读全文

摘要： http://poj.org/problem?id=3083 Description The cornfield maze is a popular Halloween treat. Visitors are shown the entrance and must wander through th 阅读全文

摘要： http://acm.sdut.edu.cn/sdutoj/problem.php?action=showproblem&problemid=1157 题目描述 小鼠a与小鼠b身处一个m×n的迷宫中，如图所示。每一个方格表示迷宫中的一个房间。这m×n个房间中有一些房间是封闭的，不允许任何人进入。在迷 阅读全文

摘要： http://poj.org/problem?id=2049 Description Nemo is a naughty boy. One day he went into the deep sea all by himself. Unfortunately, he became lost and 阅读全文

摘要： http://acm.hdu.edu.cn/showproblem.php?pid=1180 Problem Description Hogwarts正式开学以后,Harry发现在Hogwarts里,某些楼梯并不是静止不动的，相反,他们每隔一分钟就变动一次方向. 比如下面的例子里,一开始楼梯在竖直方 阅读全文