Find number which appears more than half times
of array length.
分类:
移动开发 时间:
2014-05-27 00:16:48
阅读次数:
339
Given an array S of n integers, are there
elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the
array which gives the sum of ...
分类:
其他好文 时间:
2014-05-26 14:02:27
阅读次数:
263
Given an arraySofnintegers, are there
elementsa,b,c, anddinSsuch thata+b+c+d= target? Find all unique quadruplets in
the array which gives the sum of ...
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其他好文 时间:
2014-05-26 13:56:05
阅读次数:
269
Linux命令格式:command [options]
[arguments]command:命令options: 参数[] 表示是可选的; 表示是可变化的; x|y|z 表示只能选择一个;-abc
表示三个参数(或任何二个)的混合使用1.whereis[root@rusk...
分类:
系统相关 时间:
2014-05-26 12:42:32
阅读次数:
386
which gem
在这篇文章里,我们将学到
1. 怎么用Rails来生成我们的第一个app。
2. 学会怎么使用Git进行版本控制。
3.怎么将程序部署至Heroku,Rails服务提供商。
Ruby on Rails是一个最流行、最强大的构建动态网站的一个框架。有很多知名的企业使用Rails,例如:
37signal、Github、Shopify、Scribd、Twitter、Di...
分类:
其他好文 时间:
2014-05-26 05:37:07
阅读次数:
389
题目一:
Given a binary tree containing digits from 0-9 only, each root-to-leaf
path could represent a number.
An example is the root-to-leaf path 1->2->3 which represents the number 123.
Fin...
分类:
其他好文 时间:
2014-05-26 04:06:41
阅读次数:
248
题目:
Given an array S of n integers, are there elements a, b, c in S such that a + b + c =
0? Find all unique
triplets in the array which gives the sum of zero.
Note:
Elements...
分类:
其他好文 时间:
2014-05-25 00:39:37
阅读次数:
343
【题目】
Find the contiguous subarray within an array (containing at least one number) which has the largest sum.
For example, given the array [?2,1,?3,4,?1,2,1,?5,4],
the contiguous subarray [4,?1,2,1] has the largest sum = 6.
【题意】
给定一个数组,找出和最大的子数组,返回...
分类:
其他好文 时间:
2014-05-24 22:19:17
阅读次数:
260
A bit is a binary digit, taking a logical value of either 1 or 0 (also referred to as "true" or "false" respectively). And every decimal number has a binary representation which is actually a series o...
分类:
其他好文 时间:
2014-05-24 17:19:41
阅读次数:
335
Given a string S and a string T, find the
minimum window in S which will contain all the characters in T in complexity
O(n).For example, S = "ADOBECOD...