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 PYTHON):

Solution:
a = int(input())
b = []
for i in range(6):
    b = [a % 2] + b
    a /= 2
c = [b[0], b[5], b[3], b[2], b[4], b[1]]
d = 0
for i in range(6):
    d = d * 2 + c[i]
print(d)