Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place. Could you devise a constant space solution?
思路：因为需要遍历整个矩阵，时间复杂度肯定需要O(m * n)，对于空间复杂度而言，第一种是可以使用O(m * n)，...
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其他好文 时间：
2014-06-18 12:33:39
阅读次数：
167
题目
Given an array S of n integers, are there elements a, b, c, and d in S such that a + b + c + d =
target? Find all unique quadruplets in the array which gives the sum of target.
Note:
...
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其他好文 时间：
2014-06-18 12:17:57
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179
题目
Given an array of integers, find two numbers such that they add up to a specific target number.
The function twoSum should return indices of the two numbers such that they add up to the...
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其他好文 时间：
2014-06-18 12:05:44
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244
题目
Write a function to find the longest common prefix string amongst an array of strings.
方法
从第一个字符开始，判断是否相同。
public String longestCommonPrefix(String[] strs) {
if (strs ...
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其他好文 时间：
2014-06-18 11:18:30
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205
Given two sorted integer arrays A and B, merge B into A as one sorted array.
Note:
You may assume that A has enough space (size that is greater or equal to
m + n) to
hold additional ele...
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其他好文 时间：
2014-06-17 23:05:13
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246
题目
Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would ...
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其他好文 时间：
2014-06-17 22:39:41
阅读次数：
274
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 tr...
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其他好文 时间：
2014-06-17 22:04:49
阅读次数：
292
题目
Merge k sorted
linked lists and return it as one sorted list. Analyze and describe its complexity.
方法
使用归并排序的思想，两两合并，直到最终变成一个。
public ListNode mergeKLists(ArrayList lists) {...
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其他好文 时间：
2014-06-17 21:34:41
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183
??
First, a
dependency is a semantic relationship between two model elements in which a change to one element
(the independent one) may affect the semantics of the other element (the dependent on...
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其他好文 时间：
2014-06-17 18:50:36
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182
??
目录
1简介...
1
2开机...
2
3 ds storage manage
创建资源池...
3
3.1在HMCmanage
中，启动ds storage manager.
3
3.2建raid.
4
3.2.1 array site.
4
3.2.2 array.
4
3.2.3rank.
6
3.2.4...
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其他好文 时间：
2014-06-17 16:16:30
阅读次数：
2197
