import sys
import math

for line in sys.stdin:
    [n1, n2] = line.split(" ")
    n1 = int(n1)
    n2 = int(n2)
    distance = math.ceil(math.sqrt((n1 ** 2 + n2 ** 2)))
    
    result = 11 - distance
    result = max(0, result)
    result = min(10, result)
    print(result)