N,M = map(int, input().split())

ans = "?"
turn = 0
while True:
    if(turn %2 == 0):
        if(N >= M or N == 1):
            ans = "Alice"
            break
        else:
            N = N % M
            if(N == 0):
                ans = "Alice"
                break
    else:
        if(N <= M or M == 1):
            ans = "Bob"
            break
        else:
            M = M % N
            if(M == 0):
                ans = "Bob"
                break
    turn += 1

print(ans)