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Given two sparse matrices A and B, return the result of AB. You may assume that A's column number is equal to B's row number. Example: Solution: publi 阅读全文
posted @ 2016-09-02 14:14
LiBlog
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Given n balloons, indexed from 0 to n-1. Each balloon is painted with a number on it represented by array nums. You are asked to burst all the balloon 阅读全文
posted @ 2016-09-02 12:39
LiBlog
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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 and r 阅读全文
posted @ 2016-09-02 08:20
LiBlog
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