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())
l=[]
l2=[]
for i in range(6):
    l.append(n%2)
    n//=2
#print(l)
a=0
a+=l[5]*32
a+=l[0]*16
a+=l[2]*8
a+=l[3]*4
a+=l[1]*2
a+=l[4]*1

print(a)