申屠志刚

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全部文章 / C （共11篇）

Filthy Rich

They say that in Phrygia, the streets are paved with gold. You’re currently on vacation in Phrygia, and to your astonishment you discover that this is...

C 贪心算法数塔 DP

2018-10-16

0 567

贪心算法

贪心算法一、基本概念：所谓贪心算法是指，在对问题求解时，总是做出在当前看来是最好的选择。也就是说，不从整体最优上加以考虑，他所做出的仅是在某种意义上的局部最优解。贪心算法没有固定的算法框架，算法设计的关键是贪心策略的选择。必须注意的是，贪心算法不是对所有问题都能得到整...

C 贪心算法

2018-10-14

0 461

Saruman's Army

Saruman 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 stone...

C 贪心算法

2018-10-14

0 517

Fence Repair

Farmer 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...

C 贪心算法哈夫曼树

2018-10-15

0 514

Allowance

As a reward for record milk production, Farmer John has decided to start paying Bessie the cow a small weekly allowance. FJ has a set of coins in N (1...

C 贪心算法

2018-10-15

0 497

Moving Tables

The famous ACM (Advanced Computer Maker) Company has rented a floor of a building whose shape is in the following figure. The floor has 200 rooms...

C 贪心算法

2018-10-16

0 0

Saving HDU

话说上回讲到海东集团面临内外交困，公司的元老也只剩下XHD夫妇二人了。显然，作为多年拼搏的商人，XHD不会坐以待毙的。一天，当他正在苦思冥想解困良策的时候，突然想到了自己的传***，那是公司成立的时候，父亲作为贺礼送来的一个锦囊，徐父当时交代，不到万不得已的时候，不要打开它。“现在不正是最需...

C 贪心算法背包问题

2018-10-15

0 583

Tian Ji -- The Horse Racing

Here is a famous story in Chinese history. "That was about 2300 years ago. General Tian Ji was a high official in the country Qi. He likes to pl...

C 贪心算法动态规划

2018-10-16

0 918

Wooden Sticks

There is a pile of n wooden sticks. The length and weight of each stick are known in advance. The sticks are to be processed by a woodworking machine ...

C 贪心算法 DP

2018-10-16

0 699

Cutting Out

https://codeforces.com/contest/1077/problem/D time limit per test 3 seconds memory limit per test 256 megabytes input standard input output st...

C 二分贪心算法

2018-11-17

0 467