Darts

cases = int(input().replace('\n', '').replace('\r', ''))
for i in range(cases):
	x, y = input().split(" ")
	x, y = float(x.replace('\n', '').replace('\r', '')), float(y.replace('\n', '').replace('\r', ''))
	locate = ((x-10.0)**2 + (y-10.0)**2)**(0.5)
	if locate == 1.0 or locate == 2.0 or locate == 3.0 or locate == 3.0 or locate == 4.0 or locate == 5.0 or locate == 6.0 or locate == 7.0 or locate == 8.0 or locate == 9.0 or locate == 10.0:
		score = 11 - int(locate)
	else:
		score = 10 - int(locate)
	print(score)