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:
#author : dokueki

import sys


def IOE():
    sys.stdin = open("input.txt", "r")
    sys.stdout = open("output.txt", "w")


def uniform(s):
    if len(s) < 6:
        s = "0" * (6 - len(s))+s
    return s


def main():
    n = int(sys.stdin.readline())
    s = uniform(bin(n)[2:])
    s = [i for i in s]
    s[1], s[5] = s[5], s[1]
    s[2], s[3] = s[3], s[2]
    s = "".join(s)
    print(int(s, 2))


if __name__ == "__main__":
    try:
        IOE()
    except:
        pass
    main()