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Walking AntTime Limit: 2 Seconds      Memory Limit: 65536 KBAnts are quite diligent. They sometimes build their nests beneath flagstones.Here, an ant is walking in a rectangular area tiled w

Find a wayTime Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 10324    Accepted Submission(s): 3365Problem DescriptionPass a year le

11624 - Fire!Time limit: 1.000 seconds

LabyrinthTime Limit: 2000MS Memory Limit: 32768KTotal Submissions: 4196 Accepted: 1572DescriptionThe northern part of the Pyramid contains a very large and compli

ComputerTime Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5638    Accepted Submission(s): 2818Problem DescriptionA school bought t

Mail Stampstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputOne day Bob got a letter in an envelope. Bob kn

1908: 小火山的围棋梦想Time Limit: 1 Sec  Memory Limit: 128 MBSubmit: 197  Solved: 46Description  小火山最近喜欢上了围棋。  对于围棋，其实小火山是一窍不通的。现在棋盘上，有很多小火山的棋子。 如果棋盘上有这样的一个位置， 那么这个位置也会变成小火山的棋子；这样的位置是指小火山的棋子

C. Misha and Foresttime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputLet's define a forest as a non-directed

Triangle LOVETime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 4610    Accepted Submission(s): 1809Problem DescriptionRecently, sc

http://acm.hdu.edu.cn/showproblem.php?pid=1175Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 32089    Accepted Submission(s): 7900

问题地址RescueTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 24233    Accepted Submission(s): 8550Problem DescriptionAngel wa

棋盘问题Time Limit: 1000MS Memory Limit: 10000KTotal Submissions: 35493 Accepted: 17485Description在一个给定形状的棋盘（形状可能是不规则的）上面摆放棋子，棋子没有区别。要求摆放时任意的两个棋子不能放在棋盘中的同一行或者同一列，请编程求

问题 B:瞎子与瘸子的故事时间限制:1Sec  内存限制:128MB提交: 25  解决:6[提交][状态][讨论版]题目描述瞎子和瘸子两人共骑一辆摩托车，瞎子骑，瘸子看路，一路无事。转过一道弯，瘸子忽然发现路上有一道沟，连忙大声喊道：“沟！沟！沟！”瞎子一听来了劲，接着唱道：“啊涞，啊涞，啊涞……”结果瞎子和瘸子两人连人带车一起跌进沟内。上次的

Catch That CowTime Limit: 5000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 10820    Accepted Submission(s): 3374Problem DescriptionFarmer John ha

1005 数据已改，第一名的同学，你已经过了，抱歉。。幸福指数 Time Limit : 3000/1000ms (Java/Other)   Memory Limit : 65535/32768K (Java/Other)Total Submission(s) : 563   Accepted Submission(s) : 320Font: Times New Roman

Red and BlackTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 17430    Accepted Submission(s): 10577Problem DescriptionThere is a

Avoid The LakesTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 7748 Accepted: 4092DescriptionFarmer John's farm was flooded in the most recent storm, a

变形课Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/65536 K (Java/Others)Total Submission(s): 21263    Accepted Submission(s): 7666Problem Description呃......变形课上Harry碰到了一

Oil DepositsTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 24406    Accepted Submission(s): 14029Problem DescriptionThe GeoSurv

Dungeon MasterTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 26407 Accepted: 10275DescriptionYou are trapped in a 3D dungeon and need to find the quick

N皇后问题Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 18289    Accepted Submission(s): 8267Problem Description在N*N的方格棋盘放置了N个皇后，使得

5-12 愿天下有情人都是失散多年的兄妹   (25分)呵呵。大家都知道五服以内不得通婚，即两个人最近的共同祖先如果在五代以内（即本人、父母、祖父母、曾祖父母、高祖父母）则不可通婚。本题就请你帮助一对有情人判断一下，他们究竟是否可以成婚？输入格式：输入第一行给出一个正整数N（2 \le≤ N \le 10^4≤10​4​​），随后N行，每行按以下格式给出一个人的