#P290A. Mysterious strings

    ID: 7137 远端评测题 2000ms 256MiB 尝试: 0 已通过: 0 普及+/提高 上传者: 标签>*special problemimplementation*1400

Mysterious strings

Description

The input contains a single integer a (1 ≤ a ≤ 40).

Output a single string.

Input

The input contains a single integer a (1 ≤ a ≤ 40).

Output

Output a single string.

2

8

29

Adams

Van Buren

Harding