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22. Generate Parentheses
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a solution set is: [ ...
分类:其他好文   时间:2018-08-05 21:35:26    阅读次数:168
791. Custom Sort String字符串保持字母一样,位置可以变
[抄题]: S and T are strings composed of lowercase letters. In S, no letter occurs more than once. S was sorted in some custom order previously. We want ...
分类:其他好文   时间:2018-08-05 00:29:18    阅读次数:157
HDU 2140 Michael Scofield's letter
http://acm.hdu.edu.cn/showproblem.php?pid=2140 Problem Description I believe many people are the fans of prison break. How clever Michael is!! In orde ...
分类:其他好文   时间:2018-08-03 01:16:20    阅读次数:163
763. Partition Labels
题目描述: A string S of lowercase letters is given. We want to partition this string into as many parts as possible so that each letter appears in at most ...
分类:其他好文   时间:2018-08-02 23:09:25    阅读次数:155
【Leetcode】17、Letter Combinations of a Phone Number
题目 Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent. A mapping of digit to ...
分类:其他好文   时间:2018-07-31 15:30:34    阅读次数:153
XML特性总结
语法: 1、所有 XML 元素都须有关闭标签 在XML中省略关闭标签是非法的,所有元素都必须要有关闭标签。 2、XML 标签对大小写敏感 XML 标签对大小写敏感。在 XML 中,标签 <Letter> 与标签 <letter> 是不同的。必须使用相同的大小写来编写打开标签和关闭标签: 3、XML ...
分类:其他好文   时间:2018-07-30 21:43:13    阅读次数:139
Python 数据类型
    Python主要数据类型包括list(列表)、tuple(元组)、dict(字典)和set(集合)等对象,下面逐一介绍这些Python数据类型。    list(列表)是Python内置的一种数据类型,作为一个有序的数据集合,list的元素是可变的,可随意添加或删减list中的元素。在Python交互式命令中运行list相关代码:
分类:编程语言   时间:2018-07-29 13:02:44    阅读次数:180
804. Unique Morse Code Words
题目描述: International Morse Code defines a standard encoding where each letter is mapped to a series of dots and dashes, as follows: "a"maps to ".-", "b ...
分类:其他好文   时间:2018-07-28 11:48:17    阅读次数:134
[LeetCode] 791. Custom Sort String
S and T are strings composed of lowercase letters. In S, no letter occurs more than once. S was sorted in some custom order previously. We want to per ...
分类:其他好文   时间:2018-07-21 19:17:04    阅读次数:210
Understanding Linux CPU stats
Your Linux server is running slow, so you follow standard procedure and run top. You see the CPU metrics: But what do all of those 2-letter abbreviati ...
分类:系统相关   时间:2018-07-20 00:17:52    阅读次数:254
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