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())
a=bin(a+128)
print(32*int(a[4])+16*int(a[9])+8*int(a[7])+4*int(a[6])+2*int(a[8])+int(a[5]))