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())
a = [n >> (5 - i) & 1 for i in range(6)]
aa = [a[0], a[5], a[3], a[2], a[4], a[1]]
s = 0
for i in range(6):
    s += aa[i]*2**(5-i)
print(s, end='')