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[Leetcode] Binary tree-- 437. Path Sum III
You are given a binary tree in which each node contains an integer value. Find the number of paths that sum to a given value. The path does not need t ...
分类:其他好文   时间:2017-07-30 12:48:23    阅读次数:149
poj3177Redundant Paths tarjan缩点
//给一个连通图,问最少须要加入多少条边才干使得 //随意两个点都有两条不同的路走到 //对于一个强连通分量的全部随意两点都能有两点能够到达 //先用tarjan缩点,缩点以后就是一棵树,对于这个树考虑有几个 //叶子节点 ans = (leaf+1)/2 #include<cstdio> #inc ...
分类:其他好文   时间:2017-07-29 20:22:11    阅读次数:129
CocoaLumberjack
static constint ddLogLevel =DDLogLevelWarning; -(void)setUpLumberJack { NSArray *paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUser ...
分类:其他好文   时间:2017-07-29 15:24:40    阅读次数:190
LeetCode Unique Paths
LeetCode解题之Unique Paths 原题 机器人从起点到终点有多少条不同的路径。仅仅能向右或者向下走。 注意点: 格子大小最大为100*100 样例: 输入: m = 3, n = 7 输出: 28 解题思路 非经常见的小学生奥数题,能够用排列组合来求解,一共要走(m-1)+(n-1)步 ...
分类:其他好文   时间:2017-07-27 22:30:56    阅读次数:194
[LeetCode] Path Sum III
You are given a binary tree in which each node contains an integer value. Find the number of paths that sum to a given value. The path does not need t ...
分类:其他好文   时间:2017-07-24 23:29:58    阅读次数:153
php-fpm.conf配置说明(重点要改动和优化的地方)
<?xml version="1.0" ?> <configuration> All relative paths in this config are relative to php's install prefix <section name="global_options"> Pid file ...
分类:Web程序   时间:2017-07-23 19:54:08    阅读次数:202
&lt;LeetCode OJ&gt; 62. / 63. Unique Paths(I / II)
62. Unique Paths My Submissions Question Total Accepted: 75227 Total Submissions: 214539 Difficulty: Medium A robot is located at the top-left corner ...
分类:其他好文   时间:2017-07-23 18:23:26    阅读次数:178
[LeetCode][Java] Unique Paths II
题目: Follow up for "Unique Paths": Now consider if some obstacles are added to the grids. How many unique paths would there be? An obstacle and empty s ...
分类:编程语言   时间:2017-07-23 13:40:19    阅读次数:153
LeetCode 63. Unique Path II(所有不同路径之二)
Follow up for "Unique Paths": Now consider if some obstacles are added to the grids. How many unique paths would there be? An obstacle and empty space ...
分类:其他好文   时间:2017-07-22 09:44:41    阅读次数:145
Python - 多次检查后缀名(endwith)
在通过后缀名查找类型文件的时候, 多次使用endwith, 使用元组(tuple), 简化操作. 此类方式, 也能够应用于if语句多次类似检測. 代码 # 列出目录内全部代码 def list_dictionary_codes(root_dir): paths_list = [] for paren ...
分类:编程语言   时间:2017-07-15 15:53:06    阅读次数:282
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