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())
s=bin(n)[2::]
s='0'*(6-len(s))+s
indexes=[0,5,3,2,4,1]
ans=[]
for i in indexes:
    ans.append(int(s[i]))
#print(s)
anss=[32,16,8,4,2,1]
annns=0
for i in range(6):
    annns+=ans[i]*anss[i]
print(annns)