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139. Word Break (String; DP)
Given a string s and a dictionary of words dict, determine if s can be segmented into a space-separated sequence of one or more dictionary words.For e...
分类:其他好文   时间:2015-10-28 20:59:33    阅读次数:231
Redundant Paths-POJ3177(强连通缩点)
http://poj.org/problem?id=3177题目大意:给你几个点和几条边 求你能加几条边 就可以让每一个点到达任意点都有两种方法。DescriptionIn order to get from one of the F (1 2 and 1 –> 6 –> 5 –> 21 – 4.....
分类:其他好文   时间:2015-10-28 19:22:34    阅读次数:174
异常:Error: Aesthetics must either be length one, or the same length as the dataProblems:AData
今天遇到一个异常,代码如下:set.seed(12345)require(ggplot2)AData <- data.frame(Glabel=LETTERS[1:7], A=rnorm(7, mean = 0, sd = 1), B=rnorm(7, mean = 0, sd = 1))i <- ...
分类:其他好文   时间:2015-10-28 17:14:02    阅读次数:1081
从头认识java-4.9 枚举类型
这一章节我们来简单聊一下枚举类型。1.枚举类型是一种数据类型package com.ray.ch04; public class Test { public static void main(String[] args) { MyType myType = MyType.ONE; System.out.println(myType instanceof Object); } } ...
分类:编程语言   时间:2015-10-28 10:50:28    阅读次数:164
[No000035]操作系统Operating System之OS Interface操作系统接口
接口(Interface) 仍然从常识开始…日常生活中有很多接口:电源插座;汽车油门…那什么是接口? 连接两个东西、信号转换、屏蔽细节… Interface: electrical circuit linking one device with another and enabling data c...
分类:其他好文   时间:2015-10-28 09:32:58    阅读次数:181
Concurrent and Parallel Programming
What’s the difference between concurrency and parallelism? Explain it to a five year old. Concurrent?= Two queues and one coffee machine. Parallel?= Two queues and two coffee machines. Tagged:?...
分类:其他好文   时间:2015-10-27 17:59:02    阅读次数:180
zoj3652 Maze(bfs)
Maze Time Limit: 2 Seconds Memory Limit: 65536 KB Celica is a brave person and believer of a God in the bright side. He always fights against the monsters that endanger humans. One day, he is...
分类:其他好文   时间:2015-10-27 17:44:26    阅读次数:173
CodeForces 591B Rebranding
The name of one small but proud corporation consists ofnlowercase English letters. The Corporation has decided to try rebranding— an active marketing ...
分类:其他好文   时间:2015-10-27 13:19:25    阅读次数:234
Missing Number - LeetCode
Given an array containingndistinct numbers taken from0, 1, 2, ..., n, find the one that is missing from the array.For example,Givennums=[0, 1, 3]retur...
分类:其他好文   时间:2015-10-27 13:14:31    阅读次数:123
Merge Sorted Array
Given two sorted interger arrays nums1 and nums2,merge nums2 into nums1 as one sorted array.Note:You may assume that nums1 has enough space(size that ...
分类:其他好文   时间:2015-10-27 11:06:44    阅读次数:253
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