c头牛,需要选n头(奇数);学校总共有f的资金, 每头牛分数score和学费cost,问合法招生方案中,中间分数(即排名第(n+1)/2)最高的是多少。 n头牛按照先score后cost从小到大排序; 枚举中间score的牛, 预处理左边与右边的最小花费和。 预处理直接优先队列贪心 public class Main {public static voi
1820. Ural Steaks Time limit: 0.5 second Memory limit: 64 MB After the personal contest, happy but hungry programmers dropped into the restaurant “Ural Steaks” and ordered n specialty steaks
1014. Product of Digits Time limit: 1.0 second Memory limit: 64 MB Your task is to find the minimal positive integer number Q so that the product of digits of Q is exactly equal to N. Inpu
BUYING FEED 时间限制: 3000 ms | 内存限制: 65535 KB 难度:4 描述 Farmer John needs to travel to town to pick up K (1 <= K <= 100)pounds of feed. Driving D miles with K pounds of feed in his truck costs D
对应POJ题目:点击打开链接 Packets Time Limit: 1000MS Memory Limit: 10000KTotal Submissions: 46584 Accepted: 15752 Description A factory produces products packed in square packets of the same height