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 = bin(int(input())+64)[3:]
v=int(a[0])*32+int(a[5])*16+int(a[3])*8+int(a[2])*4+int(a[4])*2+int(a[1])
print (v)