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Background

Special for beginners, ^_^

Description

有一种传说，泰坦尼克号是因为某个《人》诅咒而沉没的

Format

Input

Two integers x and y, satisfying $0\leq x,y\leq 32767$ .

Output

One integer, the sum of x and y.

Samples

123 500

623

Limitation

1s, 1024KiB for each test case.