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Given two integers a and b, return the sum of the two integers without using the operators + and -.

 

Example 1:

Input: a = 1, b = 2
Output: 3

Example 2:

Input: a = 2, b = 3
Output: 5

 

Constraints:

  • -1000 <= a, b <= 1000

class Solution { public int getSum(int a, int b) { } }