from functools import cache
import sys
sys.setrecursionlimit(10 ** 6)

@cache
def f(a, b):
    if a == 1: return True
    if a >= b and a % b == 0: return True

    if not f(b, a-1):
        return True

    if a > b and not f(b, a % b):
        return True

    return False


def g(a, b):
    if a == b+1: return False
    if a < b: return False

    return True


A, B = map(int, input().split())
if g(A, B):
    print('Alice')
else:
    print('Bob')