Problem: <image>

Input

The input contains two integers a1, a2 (0 ≤ ai ≤ 32), separated by a single space.

Output

Output a single integer.

Examples

Input

1 1


Output

0


Input

3 7


Output

0


Input

13 10


Output

1

Solution (in PYTHON):

Solution:
'''
Created on 2013-4-8

@author: SnowOnion
'''

if __name__ == '__main__':
    table=[[1,1,1,1,1,1,1,0,1,0,1,0,1,0,1,1,1,1,1,0,0,1,0,1,0,0,1,1,1,1,1,1,1],
[1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,1,0,1,0,1,1,0,0,0,1,0,0,0,0,0,1],
[1,0,1,1,1,0,1,0,0,1,1,0,1,1,0,0,0,0,0,1,1,0,1,0,0,0,1,0,1,1,1,0,1],
[1,0,1,1,1,0,1,0,1,0,1,1,0,0,1,0,0,1,1,1,1,1,0,1,0,0,1,0,1,1,1,0,1],
[1,0,1,1,1,0,1,0,1,1,0,0,0,1,1,0,0,0,1,1,1,1,0,0,1,0,1,0,1,1,1,0,1],
[1,0,0,0,0,0,1,0,1,0,1,0,1,0,1,0,1,1,0,1,0,0,0,0,1,0,1,0,0,0,0,0,1],
[1,1,1,1,1,1,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,1,1,1,1,1,1],
[0,0,0,0,0,0,0,0,1,1,1,1,1,0,1,1,1,1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0],
[1,0,0,0,1,0,1,1,1,1,0,0,1,0,0,0,0,1,0,1,1,1,1,0,1,1,1,1,1,1,0,0,1],
[1,1,0,1,1,1,0,0,1,1,1,1,1,1,1,1,0,0,1,0,0,0,0,1,0,0,0,1,0,1,1,0,0],
[0,1,1,1,0,0,1,1,1,0,1,0,0,0,0,1,0,1,0,0,0,1,1,1,0,1,0,0,0,1,0,1,0],
[0,1,1,1,1,0,0,0,0,1,1,0,0,0,1,1,1,1,1,1,0,1,0,1,1,0,0,0,0,0,0,1,1],
[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,0,0,1,0,0,1,0,1,1,0,0,0],
[1,1,1,0,0,0,0,1,0,1,1,1,0,1,0,0,1,1,0,1,0,0,1,1,0,1,0,1,0,0,1,0,0],
[1,0,1,0,1,0,1,0,0,0,1,0,1,1,0,0,1,0,1,1,0,1,0,1,0,1,0,0,0,0,0,1,0],
[1,0,1,1,0,0,0,0,0,1,0,1,0,1,0,0,0,1,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0],
[0,0,0,0,1,0,1,0,0,0,1,1,0,0,1,1,0,1,0,0,0,1,1,1,1,0,1,0,1,1,0,1,0],
[1,0,1,0,0,1,0,0,1,1,1,1,1,0,1,1,1,1,0,0,0,1,0,1,0,1,0,0,0,1,1,1,0],
[1,0,1,1,0,1,1,1,1,1,1,1,0,0,0,1,0,0,1,0,0,0,0,1,1,1,0,0,0,1,0,0,0],
[0,0,0,0,1,0,0,1,1,0,0,0,1,0,0,1,1,0,0,0,0,0,1,1,0,1,0,0,0,0,0,1,0],
[0,0,1,1,0,1,1,0,1,0,0,1,1,0,1,1,1,0,0,1,0,0,1,0,0,1,1,0,1,1,0,0,0],
[0,1,1,1,0,1,0,1,1,0,1,0,0,0,1,0,0,0,1,1,1,1,0,1,0,1,0,1,0,0,1,1,0],
[1,1,1,0,1,0,1,0,0,1,1,0,0,1,1,1,0,1,0,0,1,1,0,1,0,0,0,0,0,1,1,1,0],
[1,1,0,0,0,1,0,1,0,0,1,0,1,0,1,1,1,1,0,0,0,1,0,1,1,1,1,1,1,1,0,0,0],
[0,0,1,0,0,0,1,1,1,0,1,1,1,0,0,0,0,1,0,1,0,1,1,0,1,1,1,1,1,0,0,0,0],
[0,0,0,0,0,0,0,0,1,1,1,0,0,1,0,1,1,0,1,0,0,0,1,0,1,0,0,0,1,0,1,1,0],
[1,1,1,1,1,1,1,0,1,0,0,0,1,0,1,1,1,1,0,0,0,1,1,0,1,0,1,0,1,1,0,1,0],
[1,0,0,0,0,0,1,0,0,1,1,1,0,1,0,1,0,1,1,1,1,1,0,0,1,0,0,0,1,1,0,1,1],
[1,0,1,1,1,0,1,0,1,0,0,1,0,1,0,0,0,0,1,0,1,0,0,0,1,1,1,1,1,1,0,0,0],
[1,0,1,1,1,0,1,0,0,0,1,1,0,1,0,0,1,0,0,1,0,1,1,1,1,1,1,0,1,1,0,1,0],
[1,0,1,1,1,0,1,0,0,1,0,0,0,1,1,0,1,1,1,1,0,1,1,0,1,0,1,1,1,0,0,0,0],
[1,0,0,0,0,0,1,0,0,1,1,0,0,1,1,0,0,1,1,1,1,1,0,0,1,1,1,1,0,0,0,0,0],
[1,1,1,1,1,1,1,0,1,1,0,1,0,0,0,1,0,1,0,0,1,1,0,1,1,1,0,0,1,0,0,0,1]]
    i,j=raw_input().split(' ')
    print table[int(i)][int(j)]