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())
abin=format(a,'06b')

l=[abin[0],abin[5],abin[3],abin[2],abin[4],abin[1]]
x=''.join(l)
print(int(x,2))