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eoj1854 Playing With Cubes 二分图最大匹配
Description Children are used to playing with special cubes with letters written on thecubes' faces. The goal of the game is to compose words using such cubes. If youwant to compose the word "DOG",...
分类:其他好文   时间:2014-12-27 17:40:35    阅读次数:297
leetcode 【 Reverse Words in a String 】python 实现
题目:Given an input string, reverse the string word by word.For example,Given s = "the sky is blue",return "blue is sky the".代码:oj在线测试通过Runtime:172 ms 1...
分类:编程语言   时间:2014-12-27 01:26:47    阅读次数:232
Reverse Words in a String
Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". click to show clarification. Clarification: What constitutes...
分类:其他好文   时间:2014-12-26 11:14:16    阅读次数:146
[LeetCode]Word Break
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 example, given s = "leetcode", dict = ["leet"...
分类:其他好文   时间:2014-12-25 22:07:37    阅读次数:330
LintCode-Word Search II
Given a matrix of lower alphabetsand a dictionary.Find all words in the dictionary that can be found in the matrix. A word can start from any position...
分类:其他好文   时间:2014-12-25 06:35:39    阅读次数:169
LintCode-Word Segmentation
Given a stringsand a dictionary of wordsdict, determine ifscan be segmented into a space-separated sequence of one or more dictionary words.ExampleGiv...
分类:其他好文   时间:2014-12-25 01:25:31    阅读次数:368
hdu1247 Hat’s Words 字典树
Problem Description A hat’s word is a word in the dictionary that is the concatenation of exactly two other words in the dictionary. You are to find all the hat’s words in a dictionary.   Inpu...
分类:其他好文   时间:2014-12-24 13:32:23    阅读次数:165
计算单词出现的次数--linq
1、直接给出代码:声明数据,也可以是txt等文件,通过File类的静态方法读取其中的文本,再转换成List数组。 private static List words = new List { "there", "is", "a", ...
分类:其他好文   时间:2014-12-23 12:01:02    阅读次数:185
poj 1386 Play on Words 有向图欧拉路径判断
题意: 给n个单词,问是否可以将他们排成一排,使得前一个单词的末字符和后一个单词的首字符相同。 分析: 把每个单词看成一条边,转化为有向图是否存在欧拉路径问题。 代码: //poj 1386 //sep9 #include #include #include #include #include using namespace std; const int maxN=30; in...
分类:其他好文   时间:2014-12-19 17:26:23    阅读次数:159
如何使用linux命令统计文本中某个单词的出现频率
使用这个命令查出文本中的单词出现频率按照由高到底排序 cat words.txt |tr -cs "[a-z][A-Z]" "[\012*]"|tr A-Z a-z|sort|uniq -c|sort -k1nr -k2|head -10 但是有时我们想查找出某一个单词的出现频率这时我们可以使用如下几个命令 文件名称:file  查找单词名称:word 操作命令:        ...
分类:系统相关   时间:2014-12-19 17:24:50    阅读次数:254
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