紫书例题p245Piotr found a magical box in heaven. Its magic power is that if you place any red balloon inside it then, after one hour, it will multiply to ...
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其他好文 时间：
2015-08-04 20:53:39
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253
题目如下：
For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obta...
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其他好文 时间：
2015-08-04 13:34:40
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134
Farey Sequence
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 13204
Accepted: 5181
Description
The Farey Sequence Fn for any integer n with n >= 2 is the...
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其他好文 时间：
2015-08-04 11:24:36
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108
Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with any positive integer...
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移动开发 时间：
2015-08-03 22:27:56
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141
1. Debug 模式查看变量的值； To quickly evaluate the value of any expression while debugging the program, hold Alt and click this expression to see its value an...
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移动开发 时间：
2015-08-03 16:16:59
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358
原文:SQL Server里因丢失索引造成的死锁在今天的文章里我想演示下SQL Server里在表上丢失索引如何引起死锁（deadlock）的。为了准备测试场景，下列代码会创建2个表，然后2个表都插入4条记录。 1 -- Create a table without any indexes 2 CR...
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数据库 时间：
2015-08-03 01:01:34
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261
Given a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example:Given the below binary tree, 1 ...
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其他好文 时间：
2015-08-02 23:11:15
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128
Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with any positive integer...
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移动开发 时间：
2015-08-02 22:57:06
阅读次数：
151
题目如下：
Given any permutation of the numbers {0, 1, 2,..., N-1}, it is easy to sort them in increasing order. But what if Swap(0, *) is the ONLY operation that is allowed to use? For example, to...
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其他好文 时间：
2015-08-02 21:43:59
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130
原文地址：http://cheats.jesse-obrien.ca/Artisan// Displays help for a given commandphp artisan --help OR -h// Do not output any messagephp artisan --quiet ...
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其他好文 时间：
2015-08-02 21:23:19
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100
