摘要：
Given a sequence of positive integers, count all contiguous subsequences (sometimes called substrings, in contrast to subsequences, which may leave ou 阅读全文
posted @ 2017-04-26 17:37
Asimple
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The ministers of the cabinet were quite upset by the message from the Chief of Security stating that they would all have to change the four-digit room 阅读全文
posted @ 2017-04-26 15:40
Asimple
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摘要：
题目意思就是已知n的阶乘，求n。 当输入的阶乘小于10位数的时候，我们可以用long long将字符串转化成数字，直接计算。 而当输入的阶乘很大的时候，我们就可以利用位数去大概的估计n。 阅读全文
posted @ 2017-04-26 14:40
Asimple
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