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:
def main_function():
    a = bin(int(input()))[2:]
    a = '0'*(6 - len(a)) + a
    print(int(a[0] + a[5] + a[3] + a[2] + a[4] + a[1], 2))


if __name__ == '__main__':
    main_function()