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Problem DescriptionLee has a string of n pearls. In the beginning, all the pearls have no color. He plans to color the pearls to make it more fascinat... 阅读全文
posted @ 2015-08-17 23:44
UniqueColor
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Network of SchoolsDescriptionA number of schools are connected to a computer network. Agreements have been developed among those schools: each school ... 阅读全文
posted @ 2015-08-17 21:28
UniqueColor
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Problem DescriptionTo prove two sets A and B are equivalent, we can first prove A is a subset of B, and then prove B is a subset of A, so finally we g... 阅读全文
posted @ 2015-08-17 20:58
UniqueColor
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#1156 : 彩色的树时间限制:2000ms单点时限:1000ms内存限制:256MB描述给定一棵n个节点的树，节点编号为1, 2, …, n。树中有n - 1条边，任意两个节点间恰好有一条路径。这是一棵彩色的树，每个节点恰好可以染一种颜色。初始时，所有节点的颜色都为0。现在需要实现两种操作:1.... 阅读全文
posted @ 2015-08-17 20:27
UniqueColor
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Problem DescriptionThere are N cities in the country. Each city is represent by a matrix size of M*M. If city A, B and C satisfy that A*B = C, we say ... 阅读全文
posted @ 2015-08-17 18:05
UniqueColor
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DescriptionYYF is a couragous scout. Now he is on a dangerous mission which is to penetrate into the enemy's base. After overcoming a series difficult... 阅读全文
posted @ 2015-08-17 17:50
UniqueColor
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1、Context概念：Context，相信不管是第一天开发Android，还是开发Android的各种老鸟，对于Context的使用一定不陌生~~你在加载资源、启动一个新的Activity、获取系统服务、获取内部文件（夹）路径、创建View操作时等都需要Context的参与，可见Context的常... 阅读全文
posted @ 2015-08-17 04:15
UniqueColor
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动画类型Android的animation由四种类型组成XML中alpha渐变透明度动画效果scale渐变尺寸伸缩动画效果translate画面转换位置移动动画效果rotate画面转移旋转动画效果JavaCode中AlphaAnimation渐变透明度动画效果ScaleAnimation渐变尺寸伸缩... 阅读全文
posted @ 2015-08-17 04:04
UniqueColor
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Problem DescriptionThe signature of a permutation is a string that is computed as follows: for each pair of consecutive elements of the permutation, w... 阅读全文
posted @ 2015-08-17 02:31
UniqueColor
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Problem DescriptionDuring summer vacation,Alice stay at home for a long time, with nothing to do. She went out and bought m pokers, tending to play po... 阅读全文
posted @ 2015-08-17 01:12
UniqueColor
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