Product-sum numbersA natural number, N, that can be written as the sum and product of a given set of at least two natural numbers, {a1, a2, … , ak} is...
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其他好文 时间：
2015-11-29 17:51:10
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263
题目：Given an arraynums, there is a sliding window of sizekwhich is moving from the very left of the array to the very right. You can only see theknumbe...
Question：Given a binary tree, imagine yourself standing on therightside of it, return the values of the nodes you can see ordered from top to bottom.F...
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其他好文 时间：
2015-11-29 13:24:32
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Q:Dear Support Team,If we use ubuntu server to install postgresql9.4, how can we keep original data to downgrade postgresql from 9.4 to 9.3. Would it ...
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数据库 时间：
2015-11-29 10:41:24
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145
////unpackthezipfile.//Warning&Error//Can‘topenthemysql.plugintable.Pleaserunmysql_upgradetocreateit.Formoreinformation,seeHelpandSupportCenterathttp://www.mysql.com.Gtidtableisnotreadytobeused.Table‘mysql.gtid_executed‘cannotbeopened.Formoreinformation..
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数据库 时间：
2015-11-29 06:52:57
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240
题目连接http://acm.hdu.edu.cn/showproblem.php?pid=3836Equivalent SetsDescriptionTo prove two sets A and B are equivalent, we can first prove A is a subset...
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其他好文 时间：
2015-11-28 21:29:08
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162
Superprime RibButchering Farmer John's cows always yields the best prime rib. You can tell prime ribs by looking at the digits lovingly stamped across...
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其他好文 时间：
2015-11-28 15:07:18
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151
Given two numbers represented as strings, return multiplication of the numbers as a string.Note: The numbers can be arbitrarily large and are non-nega...
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其他好文 时间：
2015-11-28 01:06:06
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197
接口定义了一系列的行为规范，为类型定义一种Can-Do的功能。例如，实现IEnumerable接口定义了GetEnumerator方法，用于获取一个枚举数，该枚举数支持在集合上进行迭代，也就是我们常说的foreach。接口只是定义行为，具体的实现需要由具体类型负责，实现接口的方法又分为隐式实现与.....
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其他好文 时间：
2015-11-27 19:38:15
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138
Number TrianglesConsider the number triangle shown below. Write a program that calculates the highest sum of numbers that can be passed on a route tha...
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其他好文 时间：
2015-11-27 19:28:57
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124
