Sum of Two Integers
Examples
Example 1:
Input: a = 1, b = 1
Output: 2
Example 2:
Input: a = 4, b = 7
Output: 11
Bit Manipulation
Example 1:
Input: a = 1, b = 1
Output: 2
Example 2:
Input: a = 4, b = 7
Output: 11
Given two integers a and b, return the sum of the two integers without using the + and - operators.
-1000 <= a, b <= 1000