14254. Wall Painting
Constraints
Time Limit: 1 secs, Memory Limit: 256 MB
Description
A wall looks dirty, so Alpha has been sent there to repaint it in order to make it clean.
The wall is H fee...
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其他好文 时间：
2015-04-07 13:55:53
阅读次数：
154
//$arrays 需要排序的数组,$sort_key 需要排序的键名称function my_sort($arrays,$sort_key,$sort_order=SORT_DESC,$sort_type=SORT_NUMERIC ){ if(is_array($arrays)){ ...
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编程语言 时间：
2015-04-07 13:44:09
阅读次数：
204
The set [1,2,3,...,n] contains a total of n! unique permutations.By listing and labeling all of the permutations in order, We get the following sequen...
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其他好文 时间：
2015-04-07 13:24:49
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117
Given a set of distinct integers, S , return all possible subsets.
Note:
Elements in a subset must be in non-descending order.The solution set must not contain duplicate subsets.
For exam...
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其他好文 时间：
2015-04-07 10:05:03
阅读次数：
127
题目：Given an array and a value, remove all instances of that value in place and return the new length.
The order of elements can be changed. It doesn't matter what you leave beyond the new length.
...
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其他好文 时间：
2015-04-07 09:47:14
阅读次数：
130
题目：Given an array and a value, remove all instances of that value in place and return the new length.The order of elements can be changed. It doesn't ...
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其他好文 时间：
2015-04-07 09:41:55
阅读次数：
134
Given an array with n objects colored red, white or blue, sort them so that objects of the same color are adjacent, with the colors in the order red, white and blue.
Here, we will use the integers ...
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其他好文 时间：
2015-04-06 23:19:26
阅读次数：
176
一：Spiral Matrix I
题目：
Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order.
For example,
Given the following matrix:
[
[ 1, 2, 3 ],
[ 4, 5...
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其他好文 时间：
2015-04-06 21:55:35
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151
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level).
For example:
Given binary tree {3,9,20,#,#,15,7},
3
/ 9 20...
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其他好文 时间：
2015-04-06 17:23:37
阅读次数：
123
Search Insert Position
Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in order.
You may assum...
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其他好文 时间：
2015-04-06 17:20:12
阅读次数：
134
