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())

b = bin(n)[2:]

b = "0"*(6-len(b)) + b
# print(b)


ans = ""
ans = b[0] + b[5] + b[3] + b[2] + b[4] + b[1]

# print(ans)
print(int(ans, 2))