Solution: Add Binary

Statement▼

Given two binary strings str1 and str2, return their sum as a binary string.

Constraints:

$1$ $\leq$ str1.length , str2.length $\leq$ $500$
str1 and str2 consist of 0 or 1 characters only.
Any string must not contain leading zeros except the string representing the binary form of $0$ .

Problem

Submissions

Given two binary strings str1 and str2, return their sum as a binary string.

Constraints:

$1$ $\leq$ str1.length , str2.length $\leq$ $500$
str1 and str2 consist of 0 or 1 characters only.
Any string must not contain leading zeros except the string representing the binary form of $0$ .