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题目： Given a non negative integer number num. For every numbers i in the range 0 ≤ i ≤ num calculate the number of 1's in their binary representation a 阅读全文
posted @ 2016-04-20 17:11
HelloWorld_5
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题目： Given an integer (signed 32 bits), write a function to check whether it is a power of 4. Example:Given num = 16, return true. Given num = 5, retur 阅读全文
posted @ 2016-04-20 17:08
HelloWorld_5
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题目：Given a positive integer n, break it into the sum of at least two positive integers and maximize the product of those integers. Return the maximum 阅读全文
posted @ 2016-04-20 17:04
HelloWorld_5
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