One day, Twilight Sparkle is interested in how to sort a sequence of integersa1,?a2,?...,?anin non-decreasing order. Being a young unicorn, the only o...
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其他好文 时间:
2014-08-15 20:55:49
阅读次数:
206
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 c...
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其他好文 时间:
2014-08-15 17:18:39
阅读次数:
177
Spiral MatrixGiven a matrix ofmxnelements (mrows,ncolumns), return all elements of the matrix in spiral order.For example,Given the following matrix:[...
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其他好文 时间:
2014-08-15 17:17:29
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176
对2维数组或者多维数组排序是常见的问题,在php中我们有个专门的多维数组排序函数,下面简单介绍下:
array_multisort(array1,sorting order, sorting type,array2,array3..)是对多个数组或多维数组进行排序的函数。
array1
必需。规定输入的数组。
sorting order
可选。...
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Web程序 时间:
2014-08-15 14:42:58
阅读次数:
288
Going from u to v or from v to u?
Time Limit: 2000MS
Memory Limit: 65536K
Total Submissions: 14474
Accepted: 3804
Description
In order to make their sons brave, Jiaji...
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其他好文 时间:
2014-08-15 14:42:08
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278
UML把类之间的关系分为五种:一、关联 关联指的是类之间的特定对应关系,其实质是类的对象之间的关系。 关联的两个类对应关系分为一对一、一对多、多对多三种。 如图所示,表示了Customer类和Order类之间的关联关系。关联关系表明了Customer类的对象和Order类的对象存在对应关系,本...
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其他好文 时间:
2014-08-15 09:28:17
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198
In order to reuse the Fragment UI components, you should build each as a completely self-contained, modular component that defines its own layout and behavior. Once you have defined these reusable Fragments, you can associate them with an Activity and conn...
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移动开发 时间:
2014-08-15 01:33:16
阅读次数:
333
Description
In order to make their sons brave, Jiajia and Wind take them to a big cave. The cave has n rooms, and one-way corridors connecting some rooms. Each time, Wind choose two rooms x and y, an...
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其他好文 时间:
2014-08-15 00:06:46
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331
select cardno,planname,ROW_NUMBER() over(partition by cardno,planname order by createtime asc) as rowfrom CardAddrBlack即:将cardno,planname看作一个分组,以他们内部的...
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其他好文 时间:
2014-08-14 19:58:59
阅读次数:
140
Description
A
Lexicographic Order
Input: Standard Input
Output: Standard Output
The alphabet of a certain alien language consists of n distinct symbols. The ...
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其他好文 时间:
2014-08-14 14:11:48
阅读次数:
201