LeetCode 算法题【Easy】：67. Add Binary

习题集

链接：https://leetcode.com/problems/add-binary/

Question

Given two binary strings a and b, return their sum as a binary string.

Example 1:

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

Example 2:

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

My Answer

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var addBinary = function(a, b) {
    const sum = parseInt(a, 2) + parseInt(b, 2)
    return sum.toString(2)
};