逆风的方向 更适合飞翔

描述这天天气晴朗、阳光明媚、鸟语花香，空气中弥漫着春天的气息……额，说远了，总之，小Hi和小Ho决定趁着这朗朗春光出去玩。但是刚刚离开居住的宾馆不久，抄近道不小心走入了一条偏僻小道的小Hi和小Ho就发现自己的前方走来了几个彪形大汉，定睛一看还都是地地道道的黑人兄弟！小Hi和小Ho这下就慌了神，捡肥皂事小，这一身百把来斤别一不小心葬身他乡可就没处说去了。就在两人正举足无措之时，为首的黑叔

Colored SticksTime Limit: 5000MS Memory Limit: 128000KTotal Submissions: 29736 Accepted: 7843DescriptionYou are given a bunch of wooden sticks. Each endpoint of

The SuspectsTime Limit: 1000MS Memory Limit: 20000KTotal Submissions: 21586 Accepted: 10456DescriptionSevere acute respiratory syndrome (SARS), an atypical pneumonia of unknown aetiology, was recogniz

Ubiquitous ReligionsTime Limit: 5000MS Memory Limit: 65536KTotal Submissions: 23093 Accepted: 11379DescriptionThere are so many different religions in the world

小希的迷宫Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 23418    Accepted Submission(s): 7186Problem Description 上次Gardon的迷宫城堡小希玩了很

Farm IrrigationTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4962    Accepted Submission(s): 2130Problem DescriptionBenny has

剪刀石头布Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 32768/32768K (Java/Other)Total Submission(s) : 47   Accepted Submission(s) : 18Font: Times New Roman | Verdana | GeorgiaFont

食物链Time Limit: 1000MS Memory Limit: 10000KTotal Submissions: 41134 Accepted: 11965Description动物王国中有三类动物A,B,C，这三类动物的食物链构成了有趣的环形。A吃B， B吃C，C吃A。 现有N个动物，以1－N编号。每个动物都是A

How Many TablesTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 11580    Accepted Submission(s): 5696Problem DescriptionToday is

畅通工程Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 26731    Accepted Submission(s): 14047Problem Description某省调查城镇交通状况，得到现有城镇道路统计

Problem Description某省调查城镇交通状况，得到现有城镇道路统计表，表中列出了每条道路直接连通的城镇。省政府“畅通工程”的目标是使全省任何两个城镇间都可以实现交通（但不一定有直接的道路相连，只要互相间接通过道路可达即可）。问最少还需要建设多少条道路？Input测试输入包含若干测试用例。每个测试用例的第1行给出两个正整数，分别是城镇数目N ( < 1000 )和道

Jack StrawsTime Limit : 3000/1000ms (Java/Other)   Memory Limit : 65535/32768K (Java/Other)Total Submission(s) : 5   Accepted Submission(s) : 2Font: Times New Roman | Verdana | Georgia