2018-11-07

leetcode

67. Add Binary

Given two binary strings, return their sum (also a binary string).

The input strings are bothnon-emptyand contains only characters1or0.

Example 1:

Input:a = "11", b = "1"Output:"100"

Example 2:

Input:a = "1010", b = "1011"Output:"10101"

今天小斌刷了一道题,这道题目要求我们把两个二进制的数值进行相加,题目非常简单,我是这样做得,直接把它们转化为十进制后进行相加,然后转换为二进制,办法虽然笨,不过竟然超越了百分之90的同行代码,小斌我也是非常吃惊,这种思路非常笨拙,有好想法的同志们欢迎一起交流,私聊的有木有

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