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())
ans = 0
if (n >> 0) & 1:
	ans += 1 << 4
if (n >> 1) & 1:
	ans += 1 << 1
if (n >> 2) & 1:
	ans += 1 << 3
if (n >> 3) & 1:
	ans += 1 << 2
if (n >> 4) & 1:
	ans += 1 << 0
if (n >> 5) & 1:
	ans += 1 << 5
print(ans)