LeetCode 371 Sum of Two Integers - Problem Statement

Calculate the sum of two integers without using the + or - operators.

With a = 1, b = 2:

• Binary: 1 = 01, 2 = 10.
• Sum = 3 = 11.
• Return $3$.

With a = 2, b = 3:

• Binary: 2 = 10, 3 = 11.
• Sum = 5 = 101.
• Return $5$.

Constraints: $-1000 \le a, b \le 1000$.