随笔分类 - OJ -- POJ
摘要：Description Organizing a programming contest is not an easy job. To avoid making the problems too difficult, the organizer usually expect the contest
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摘要：Description 传说中的暗之连锁被人们称为 Dark。 Dark 是人类内心的黑暗的产物，古今中外的勇者们都试图打倒它。经过研究，你发现 Dark 呈现无向图的结构，图中有 N 个节点和两类边，一类边被称为主要边，而另一类被称为附加边。 Dark 有 N – 1条主要边，并且 Dark 的任
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摘要：Description 给出一个初始序列A1,A2,...,An，要求你编写程序支持如下操作： 1. ADD x y D：给子序列Ax...Ay的每个元素都加上D。例如对1,2, 3,4,5执行"ADD 2 4 1" 会得到1,3,4,5,5。 2. REVERSE x y：将子序列Ax...Ay翻
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摘要：Description 囧囧有个囧盒，可以处理一些很囧的事情。这个囧盒一开始是空的，可以处理2种操作： Add(X)：将元素X放入囧盒。 Get：第I次调用Get的时候，输出囧盒里面第I小的数。下面是囧囧操作的一个例子： | N（按升序排列） | 操作 | Get调用次数 | 囧盒的内容 | 输出
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摘要：Description Beads of N colors are connected together into a circular necklace of N beads (N include include include include define inf 0x7f7f7f7f usin
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摘要：Description Urej loves to play various types of dull games. He usually asks other people to play with him. He says that playing those games can show h
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摘要：Description Arthur and his sister Caroll have been playing a game called Nim for some time now. Nim is played as follows:The starting position has a n
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摘要：Description Nim is a 2 player game featuring several piles of stones. Players alternate turns, and on his/her turn, a player’s move consists of removi
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摘要：Description As we all know, machine scheduling is a very classical problem in computer science and has been studied for a very long history. Schedulin
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摘要：Description The little cat takes over the management of a new park. There is a large circular statue in the center of the park, surrounded by N pots o
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摘要：Description Andy the smart computer science student was attending an algorithms class when the professor asked the students a simple question, "Can yo
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