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:
inp = int(input())
pattern = '164352'
base2 = format(inp, '06b')
arr = ['']*6
for i in range(6):
    newIndex = int(pattern[i]) - 1
    arr[newIndex] = base2[i]
print(int(''.join(arr), 2))