Sum of Two Numbers

You are given two integers a and b such that \(a, b \in \mathbb{Z}\). Your task is to compute the sum of these two numbers.

The problem is very simple. Read the two integers from input and output their sum.

inputFormat

The input consists of a single line containing two space-separated integers.

outputFormat

Output a single integer which is the sum of the two input numbers.

sample

1 2

3