a, b = map(int, input().split())

if a == b:
	print("Alice")
elif a >= b and a % b == 0:
	print("Alice")
elif b >= (a - 1) and b % (a - 1) == 0:
	print("Bob")
elif a < b:
	print("Bob")
elif a > b + 1:
	print("Alice")
elif a == b + 1:
	print("Bob")
else:
	assert False