Numbers Joke - 题目详情 - Hydro

ID: 28436

远端评测题

2000ms

64MiB

难度: 5

上传者:

标签>

*special problem

*1700

Description

The input contains a single integer a (1 ≤ a ≤ 30).

Output a single integer.

Input

The input contains a single integer a (1 ≤ a ≤ 30).

Output

Output a single integer.

Samples