A = int(input().strip())
B = int(input().strip())

# If either number is 1, Alice wins immediately.
if A == 1 or B == 1:
    print("Alice")
# Otherwise, if Alice's > Bob's by exactly 1, Bob wins.
elif A - B == 1:
    print("Bob")
# Or if Alice's is strictly smaller (and >=2), Bob wins the "race".
elif A < B:
    print("Bob")
# In every other case, Alice wins.
else:
    print("Alice")