Mystery Circuit - 题目详情 - CZOJ

ID: 3467

远端评测题

1000ms

256MiB

暂无评定

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标签>

bitmasks

brute force

Description

The input contains a single integer $a$ ($0 \le a \le 15$).

Output a single integer.

Input

The input contains a single integer $a$ ($0 \le a \le 15$).

Output

Output a single integer.