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:
n = int(input().strip())
num = [32,1,4,8,2,16]
num = [16, 2, 8, 4, 1, 32]
ans = 0
for i in range(6):
    ans += n % 2 * num[i]
    n //= 2
print(ans)