滴水穿石，慢慢积累，总会有成果

圈水池 时间限制：3000 ms  |  内存限制：65535 KB 难度：4 描述 有一个牧场，牧场上有很多个供水装置，现在牧场的主人想要用篱笆把这些供水装置圈起来，以防止不是自己的牲畜来喝水，各个水池都标有各自的坐标，现在要你写一个程序利用最短的篱笆将这些供水装置圈起来！（篱笆足够多，并且长度可变） 输入第一行输入的是N,代表用N组测试数据（1 第二行输入的是m,代表本组测试数据

Wall Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4577    Accepted Submission(s): 1308 Problem Description Once upon a time there wa

Grandpa's Estate Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 11990   Accepted: 3340 Description Being the only living descendant of his grandfather, Kamran

Cows Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 7869   Accepted: 3565 Description Your friend to the south is interested in building fences and turning

Surround the Trees Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 9138    Accepted Submission(s): 3500 Problem Description There are a

Scrambled Polygon Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 7803   Accepted: 3710 Description A closed polygon is a figure bounded by a finite number of

Space Ant Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 3816   Accepted: 2386 Description The most exciting space discovery occurred at the end of the 20th c