Problem: 

Input

The input contains a single integer a (0 ≤ a ≤ 35).

Output

Output a single integer.

Examples

Input

3


Output

8


Input

10


Output

1024

Solution (in PYTHON3):

Solution:
a = int(input())
s = '{:06b}'.format(a)
t = s[0] + s[5] + s[3] + s[2] + s[4] + s[1]
print(int(t, 2))