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题目连接http://poj.org/problem?id=3253DescriptionFarmer John wants to repair a small length of the fence around the pasture. He measures the fence and finds that he needs N (1 ≤ N ≤ 20,000) planks of wood,

题目连接http://acm.hust.edu.cn/vjudge/problem/10536Sample Input100 4 2 1 2 5 10 13 11 12 14 2 0 1 2 99 2 200 2 1 5 5 1 2 3 4 5 1 0 0 0Sample Output4 1 1题意0号学生是，非典传染源，与他同组的学生都有感染非典的嫌疑，找出所有有嫌疑的学生。

题目连接http://acm.hust.edu.cn/vjudge/problem/14610Sample Input5 1 1 5 1 7 1 3 3 5 5Sample Output1 2 1 1 0Hint数据量极大，建议不要用cin读入数据，用scanf读入。题意给出所有星星的坐标位置，问每个星星的左下方有多少个星星。题解题目数据的给定是按照x，y坐标递增给定的，不需要重新

题目连接http://poj.org/problem?id=3258DescriptionEvery year the cows hold an event featuring a peculiar version of hopscotch that involves carefully jumping from rock to rock in a river. The excitement tak

题目连接http://poj.org/problem?id=1979DescriptionThere is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on a black tile. From a tile, he can mov

1000 A+B Problem 0.55 188072 338977 1004 Financial Management 0.41 58282 140301 1003 Hangover 0.48 50457 103742 1002 487-3279 0.17 43922 247299 1005 I Think I Need a Houseboat 0.43 38343 88354 100

题目连接http://poj.org/problem?id=3617DescriptionFJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annual”Farmer of the Year” competition. In this contest every farmer arranges his cows in a line and h

题目连接http://poj.org/problem?id=3069DescriptionSaruman the White must lead his army along a straight path from Isengard to Helm’s Deep. To keep track of his forces, Saruman distributes seeing stones, kno

题目连接http://poj.org/problem?id=2386DescriptionDue to recent rains, water has pooled in various places in Farmer John’s field, which is represented by a rectangle of N x M (1 <= N <= 100; 1 <= M <= 100)

题目连接http://poj.org/problem?id=3723DescriptionWindy has a country, and he wants to build an army to protect his country. He has picked up N girls and M boys and wants to collect them to be his soldiers.