LeetCode Add Binary
Given two binary strings, return their sum (also a binary string). For example,a = "11"b = "1"Return "100". 这题用数组来做可能更简单，但考虑到可能面试的时候要求不能开额外的数组 ...
原文：Add Binary Leetcode java
题目： Given two binary strings, return their sum also a binary string . For example, a b Return . 题解： 二进制加法都是从最低位 从右加到左 。所以对两个字符串要从最后一位开始加，如果遇见长度不一的情况，就把短的字符串高位补 . 每轮计算要加上进位，最后跳出循环后要坚持进位是否为 ，以便更新结果。 代码 ...
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