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 in a triplet (a,b,c) m...
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编程语言 时间：
2016-05-12 18:56:55
阅读次数：
229
113. Path Sum II
Total
Accepted: 80509 Total
Submissions: 284188 Difficulty: Medium
Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals the given sum.
F...
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编程语言 时间：
2016-05-12 18:53:22
阅读次数：
416
Single Number II
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implem...
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其他好文 时间：
2016-05-12 18:41:48
阅读次数：
149
Given a positive integer n, find the least number of perfect square numbers (for example, 1,
4, 9, 16, ...) which sum to n.
For example, given n = 12, return 3 because 12
= 4 + 4 + 4; given n =...
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其他好文 时间：
2016-05-12 17:25:26
阅读次数：
106
题目：Given a string array words, find the maximum value of length(word[i]) * length(word[j]) where the two words do not share common letters. You may assume that each word will contain only lower case le...
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其他好文 时间：
2016-05-12 16:35:27
阅读次数：
127
1、Median of Two Sorted Arrays——这是leedcode的第四题：
There are two sorted arrays nums1 and nums2 of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity shou...
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其他好文 时间：
2016-05-12 16:29:12
阅读次数：
223
4down
vote
4down
vote
I had this problem when I copied applicationContext.xml and
created new one called applicationContextAdditional.xml.
I didn't try to find the reason,...
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其他好文 时间：
2016-05-12 16:10:18
阅读次数：
1024
在使用 find命令的-exec选项处理匹配到的文件时， find命令将所有匹配到的文件一起传递给exec执行。但有些系统对能够传递给exec的命令长度有限制，这样在find命令运行几分钟之后，就会出现溢出错误。错误信息通常是“参数列太长”或“参数列溢出”。这就是xargs命令的用处所在，特别是与find命令一起使用。
find命令把匹配到的文件传递给xargs命令，而xargs命令每次...
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系统相关 时间：
2016-05-12 15:59:55
阅读次数：
182
Given an array nums containing n + 1 integers where each integer is between 1 and
n (inclusive), prove that at least one duplicate number must exist. Assume that there is only one duplicate number, f...
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其他好文 时间：
2016-05-12 14:11:09
阅读次数：
128
首先选择release模式
然后选择真机，并且编译
然后前往
找到你的项目在build－products目录下会有Release-iphoneos
如果现在没有这个，肯定是你没有选择真机编译。
最后把这个文件夹拖动到 itunes下
最后show in find就可以找到你的ipa文件了。...
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其他好文 时间：
2016-05-12 13:49:37
阅读次数：
166
