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Background

Special for beginners, ^_^

Description

Given two integers x and y, print the sum.

Format

Files

You should submit a tar file containing a c source file main.c

Input

Two integers x and y, satisfying 0 <= x, y <= 32767.

Output

One integer, the sum of x and y.

Sample 1

Input

123 500

Output

623

Limitation

1s, 32MiB for each test case.