We shall say that an n-digit number is pandigital if it makes use of all the digits 1 to n exactly once. For example, 2143 is a 4-digit pandigital and is also prime.
What is the largest n-digit pandi...
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其他好文 时间：
2015-06-05 10:11:25
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111
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 have exactly...
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其他好文 时间：
2015-06-04 17:05:23
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142
Secret Code问题描述The Sarcophagus itself is locked by a secret numerical code. When somebody wants to open it, he must know the code and set it exactly o...
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其他好文 时间：
2015-06-04 15:26:25
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139
If p is the perimeter of a right angle triangle with integral length sides, {a,b,c}, there are exactly three solutions for p = 120.
{20,48,52}, {24,45,51}, {30,40,50}
For which value of p ≤ 1000, is...
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其他好文 时间：
2015-06-04 11:47:49
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107
【Format Characters】 A format character may be preceded by an integral repeat count. For example, the format string '4h' means exactly the same as '...
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其他好文 时间：
2015-06-03 13:38:05
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123
We shall say that an n-digit number is pandigital if it makes use of all the digits 1 to n exactly
once; for example, the 5-digit number, 15234, is 1 through 5 pandigital.
The product 7254 is unusu...
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其他好文 时间：
2015-06-03 11:59:07
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92
xcode 6.3 上传应用时会出现'Missing
recommended icon file - The bundle does not contain an app icon for iPhone / iPod Touch of exactly '120x120' pixels, in .png format'。
在plist文件中 icon files添加
解决方案 :
...
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移动开发 时间：
2015-06-02 17:48:52
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144
DescribeTwo bored soldiers are playing card war. Their card deck consists of exactly n cards, numbered from 1 to n, all values are different. They div...
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其他好文 时间：
2015-06-02 12:58:58
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131
A perfect number is a number for which the sum of its proper divisors is exactly equal to the number. For example, the sum of the proper divisors of 28 would be 1 + 2 + 4 + 7 + 14
= 28, which means...
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其他好文 时间：
2015-06-02 09:26:34
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154
DescripeMike and some bears are playing a game just for fun. Mike is the judge. All bears except Mike are standing in an n?×?m grid, there's exactly o...
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其他好文 时间：
2015-06-01 20:26:42
阅读次数：
127
