主题链接: http://poj.org/problem? id=2230 Watchcow Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 6055   Accepted: 2610   Special Judge Description Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to walk ac…

Watchcow Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 6336   Accepted: 2743   Special Judge Description Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to walk across the farm and make sure that no ev…

题目链接:http://poj.org/problem?id=2230 题目大意:给你n个点m条边,Bessie希望能走过每条边两次,且两次的方向相反,让你输出以点的形式输出路径. 解题思路:其实就是输出有向图的欧拉路,只是让你以点的形式输出.建图的时候,输入a,b直接建立(a,b)和(b,a)正反两条边,然后dfs递归遍历即可.注意输出点的位置:在边遍历完之后输出,原理暂时还没搞懂. 代码: #include<iostream> #include<cstdio> #include…

主题链接: http://poj.org/problem? id=2513 Colored Sticks Time Limit: 5000MS   Memory Limit: 128000K Total Submissions: 30955   Accepted: 8159 Description You are given a bunch of wooden sticks. Each endpoint of each stick is colored with some color. Is i…

Watchcow Time Limit: 3000ms Memory Limit: 65536KB This problem will be judged on PKU. Original ID: 223064-bit integer IO format: %lld      Java class name: Main   Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to wa…

Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to walk across the farm and make sure that no evildoers are doing any evil. She begins at the barn, makes her patrol, and then returns to the barn when she's done. If s…

Watchcow Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 5258   Accepted: 2206   Special Judge Description Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to walk across the farm and make sure that no ev…

Description Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to walk across the farm and make sure that no evildoers are doing any evil. She begins at the barn, makes her patrol, and then returns to the barn when she'…

Watchcow Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 8800   Accepted: 3832   Special Judge Description Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to walk across the farm and make sure that no ev…

Watchcow Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 9974 Accepted: 4307 Special Judge Description Bessie's been appointed the new watch-cow for the farm. Every night, it's her job to walk across the farm and make sure that no evildoer…