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:
#import Image

#im = Image.open('290B.png')
#p = list()
#for x in range(27, 220, 6):
#	for y in range(27, 220, 6):
#		p.append(im.getpixel((x, y)))
#print set(p)
#for x in range(0, 1089, 33):
#	print [u&1 for u in p[x:x+33]]
p = [
		[0,  0,  0,  0,  0,  0,  0,  1,  0,  0,  1,  1,  0,  0,  0,  0,  1,  0,  0,  1,  1,  1,  0,  0,  1,  1,  0,  0,  0,  0,  0,  0,  0],
		[0,  1,  1,  1,  1,  1,  0,  1,  1,  0,  0,  0,  0,  0,  1,  1,  1,  1,  1,  1,  1,  0,  0,  0,  1,  1,  0,  1,  1,  1,  1,  1,  0],
		[0,  1,  0,  0,  0,  1,  0,  1,  1,  1,  0,  0,  0,  0,  0,  0,  1,  0,  0,  1,  0,  0,  0,  1,  0,  1,  0,  1,  0,  0,  0,  1,  0],
		[0,  1,  0,  0,  0,  1,  0,  1,  1,  0,  0,  0,  0,  1,  1,  0,  1,  1,  0,  1,  0,  0,  1,  1,  1,  1,  0,  1,  0,  0,  0,  1,  0],
		[0,  1,  0,  0,  0,  1,  0,  1,  0,  0,  1,  0,  0,  1,  0,  1,  0,  1,  1,  0,  1,  1,  0,  1,  1,  1,  0,  1,  0,  0,  0,  1,  0],
		[0,  1,  1,  1,  1,  1,  0,  1,  1,  0,  1,  1,  0,  1,  1,  1,  1,  0,  0,  1,  0,  0,  1,  0,  1,  1,  0,  1,  1,  1,  1,  1,  0],
		[0,  0,  0,  0,  0,  0,  0,  1,  0,  1,  0,  1,  0,  1,  0,  1,  0,  1,  0,  1,  0,  1,  0,  1,  0,  1,  0,  0,  0,  0,  0,  0,  0],
		[1,  1,  1,  1,  1,  1,  1,  1,  0,  1,  0,  1,  0,  0,  1,  1,  1,  1,  0,  0,  1,  0,  1,  0,  0,  1,  1,  1,  1,  1,  1,  1,  1],
		[0,  1,  1,  0,  0,  0,  0,  0,  0,  0,  0,  1,  0,  1,  1,  1,  1,  0,  0,  0,  0,  0,  1,  1,  0,  0,  0,  1,  0,  1,  1,  1,  0],
		[1,  1,  0,  1,  0,  1,  1,  0,  0,  0,  1,  0,  0,  0,  1,  0,  1,  0,  0,  1,  1,  1,  0,  1,  1,  0,  1,  0,  1,  1,  0,  0,  0],
		[0,  1,  0,  0,  1,  0,  0,  0,  1,  0,  0,  0,  0,  0,  0,  1,  0,  0,  0,  1,  1,  0,  0,  0,  0,  0,  1,  0,  1,  0,  1,  0,  1],
		[1,  1,  1,  0,  1,  1,  1,  0,  1,  0,  1,  1,  0,  0,  1,  0,  0,  0,  0,  1,  0,  1,  1,  1,  0,  1,  1,  0,  0,  0,  1,  1,  0],
		[0,  1,  0,  1,  1,  0,  0,  0,  0,  0,  1,  1,  0,  1,  0,  1,  1,  0,  1,  0,  0,  1,  1,  0,  0,  1,  0,  1,  1,  1,  1,  1,  1],
		[1,  1,  0,  1,  0,  1,  1,  1,  1,  0,  1,  1,  0,  0,  0,  0,  1,  1,  1,  1,  1,  1,  0,  1,  1,  0,  1,  0,  0,  0,  0,  0,  1],
		[0,  1,  1,  0,  0,  0,  0,  0,  1,  0,  1,  0,  0,  1,  1,  1,  0,  0,  1,  1,  0,  0,  0,  0,  1,  1,  0,  1,  1,  1,  0,  0,  1],
		[0,  1,  1,  1,  1,  1,  1,  0,  1,  0,  0,  0,  1,  1,  1,  1,  0,  0,  0,  0,  0,  1,  0,  0,  1,  0,  0,  0,  1,  1,  1,  1,  0],
		[0,  1,  1,  1,  1,  0,  0,  0,  1,  1,  1,  0,  1,  0,  0,  1,  1,  0,  1,  0,  0,  1,  1,  0,  1,  0,  0,  1,  1,  0,  0,  1,  1],
		[0,  0,  1,  0,  1,  0,  1,  0,  0,  1,  0,  0,  1,  0,  1,  0,  0,  0,  1,  1,  1,  1,  0,  0,  0,  1,  0,  0,  1,  1,  0,  0,  0],
		[0,  1,  1,  0,  0,  1,  0,  0,  1,  0,  1,  0,  0,  1,  0,  0,  1,  1,  0,  1,  1,  0,  1,  1,  1,  0,  1,  0,  0,  1,  0,  0,  1],
		[1,  0,  0,  0,  0,  0,  1,  1,  0,  1,  1,  0,  0,  0,  0,  0,  1,  1,  1,  1,  0,  0,  1,  1,  0,  1,  1,  0,  1,  0,  0,  0,  1],
		[1,  1,  0,  0,  0,  1,  0,  1,  0,  1,  1,  1,  0,  1,  1,  0,  1,  1,  1,  1,  1,  0,  0,  1,  1,  1,  1,  0,  0,  1,  1,  0,  0],
		[0,  0,  1,  0,  0,  1,  1,  0,  0,  1,  0,  0,  1,  1,  0,  0,  0,  0,  1,  1,  1,  0,  0,  0,  0,  1,  0,  0,  1,  0,  0,  0,  0],
		[1,  0,  0,  1,  1,  1,  0,  0,  0,  1,  0,  1,  1,  0,  1,  1,  0,  1,  1,  0,  0,  1,  1,  1,  0,  0,  0,  1,  1,  0,  0,  1,  1],
		[0,  1,  1,  0,  1,  1,  1,  0,  1,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  1,  0,  0,  0,  1,  1,  1,  1,  1,  0,  1,  1,  0],
		[1,  1,  1,  1,  0,  0,  0,  0,  0,  1,  1,  0,  1,  1,  1,  1,  0,  1,  0,  1,  1,  1,  1,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0],
		[1,  1,  1,  1,  1,  1,  1,  1,  0,  1,  0,  1,  1,  0,  0,  1,  1,  0,  0,  0,  0,  0,  1,  0,  0,  1,  1,  1,  0,  0,  1,  0,  0],
		[0,  0,  0,  0,  0,  0,  0,  1,  0,  1,  1,  1,  0,  1,  1,  1,  0,  1,  1,  1,  0,  1,  1,  0,  0,  1,  0,  1,  0,  0,  0,  0,  1],
		[0,  1,  1,  1,  1,  1,  0,  1,  0,  0,  1,  1,  1,  0,  1,  1,  1,  1,  1,  1,  1,  0,  1,  0,  0,  1,  1,  1,  0,  1,  0,  0,  1],
		[0,  1,  0,  0,  0,  1,  0,  1,  0,  1,  1,  1,  0,  1,  1,  1,  0,  1,  1,  1,  0,  1,  1,  0,  0,  0,  0,  0,  0,  0,  0,  1,  0],
		[0,  1,  0,  0,  0,  1,  0,  1,  0,  0,  0,  1,  0,  1,  1,  1,  0,  0,  0,  1,  0,  1,  0,  0,  1,  1,  0,  0,  0,  0,  1,  1,  1],
		[0,  1,  0,  0,  0,  1,  0,  1,  1,  0,  1,  1,  1,  0,  1,  1,  1,  0,  1,  1,  1,  0,  0,  1,  1,  0,  1,  1,  1,  1,  1,  1,  1],
		[0,  1,  1,  1,  1,  1,  0,  1,  1,  1,  0,  0,  1,  1,  0,  1,  0,  0,  1,  0,  1,  0,  0,  1,  1,  0,  0,  0,  1,  0,  1,  1,  1],
		[0,  0,  0,  0,  0,  0,  0,  1,  0,  1,  1,  0,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  0,  1,  1,  1,  1,  0]]
x, y = map(int, raw_input().split())
print 1-p[y][x]