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:
def happyafter(X):
    temp=bin(X).replace("0b","")
    while(len(temp)<6):
        temp="0"+temp
    res=temp[0]+temp[5]+temp[3]+temp[2]+temp[4]+temp[1]
    return int(res,2)
if __name__ == "__main__":
    x=int(input())
    print(happyafter(x))