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 : thekushalghosh
    Team   : CodeDiggers
"""
import sys,math,cmath
input = sys.stdin.readline
############ ---- USER DEFINED INPUT FUNCTIONS ---- ############
def inp():
    return(int(input()))
def inlt():
    return(list(map(int,input().split())))
def insr():
    s = input()
    return(s[:len(s) - 1])
def invr():
    return(map(int,input().split()))
################################################################
############ ---- THE ACTUAL CODE STARTS BELOW ---- ############
t = 1
for tt in range(t):
    n = inp()
    if n == 0:
        print(0)
        continue
    a = ["0"] * (5 - math.floor(math.log(n) / math.log(2))) + list(bin(n).replace("0b",""))
    a[1],a[5] = a[5],a[1]
    a[2],a[3] = a[3],a[2]
    print(int("".join(a),2))