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Leetcode 159 Longest Substring with At Most Two Distinct Characters
Given a string, find the length of the longest substring T that contains at most 2 distinct characters. For example, Given s = “eceba”, T is "ece" whi ...
分类:其他好文   时间:2016-08-19 13:12:56    阅读次数:135
Distance in the Tree
Distance in the Tree Time limit: 1.0 secondMemory limit: 64 MB A weighted tree is given. You must find the distance between two given nodes. Input The ...
分类:其他好文   时间:2016-08-19 13:12:48    阅读次数:230
jQuery 遍历
本代码来源:http://www.imooc.com/code/4703 叶子钗mooc 遍历父节点: 遍历同胞节点: 遍历后代 find() 使用的是sizzle 引擎 不过在支持querySelectAll() 的浏览器中可以 ...
分类:Web程序   时间:2016-08-19 13:05:07    阅读次数:227
Best Time to Buy and Sell Stock with Cooldown -- LeetCode
Say you have an array for which the ith element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may comple ...
分类:其他好文   时间:2016-08-19 12:40:00    阅读次数:175
Kth Smallest Element in a Sorted Matrix -- LeetCode
Given a n x n matrix where each of the rows and columns are sorted in ascending order, find the kth smallest element in the matrix. Note that it is th ...
分类:其他好文   时间:2016-08-19 09:53:14    阅读次数:127
Number of Connected Components in an Undirected Graph -- LeetCode
Given n nodes labeled from 0 to n - 1 and a list of undirected edges (each edge is a pair of nodes), write a function to find the number of connected ...
分类:其他好文   时间:2016-08-19 07:29:23    阅读次数:115
find命令
find查找方式:1、文件名:-name-iname(忽略大小写)*(代表任意一个字符)?(代表任意一个字符)2、文件大小:-size+--user-group-amin访问时间-cmin文件属性-mmin修改内容3、文件类型-typef文件d目录l链接-a同时候两个条件成立-o只其中一个条件-exec/-ok(询问){}\;
分类:其他好文   时间:2016-08-19 06:25:57    阅读次数:156
2016/8/18 Linux常用命令 : 文件搜索命令
推荐一款windows软件:everything,可快速搜索到文件 1.文件搜索命令:find 不要在服务器使用高峰期用find,find范围尽量小 find [范围] [匹配条件] 范例: find /etc -name init :在目录/etc下查找文件init ,精准搜索,若要模糊搜索用*匹 ...
分类:系统相关   时间:2016-08-19 06:16:35    阅读次数:200
Java [Leetcode 167]Two Sum II - Input array is sorted
题目描述: Given an array of integers that is already sorted in ascending order, find two numbers such that they add up to a specific target number. The fu ...
分类:编程语言   时间:2016-08-19 06:16:14    阅读次数:203
mount: can't find cdrom in /etc /fstab or /etc/mtab
我用的linux操作系统类别是CentOS-6.5 首先在虚拟机选项的设置里设置CD/DVD选项其中勾选Connect at power on选项 在连接中选择Use ISO image file:即选择镜像文件的目录地址 然后在/root目录下输入命令:mount /mnt/cdrom 输出错误为 ...
分类:其他好文   时间:2016-08-19 00:56:33    阅读次数:196
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