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())+64
x = list(str(bin(a)))
x[4],x[8] = x[8],x[4]
x[5],x[6] = x[6],x[5]
print(int(''.join(map(str,x))[3:],2))