Addition of 2 numbers

Wallaby is learning about math. He would like add 2 numbers. Please help him!

Input Format

Input consists of 2 integers, a and b

Output Format

Output 1 integer, the sum of a and b.

Subtasks

• Subtask 1: Sample testcases (0 points)
• Subtask 2: a,b ≤ 10⁹ (36 points)
• Subtask 3: a,b ≤ 10¹⁸ (64 points)

Sample testcases

Input 1:
4 5
Output 1:
9