N, M = (int(x) for x in input().split())
A = [int(x) for x in input().split()]

xorsum = 0
for a in A:
    xorsum ^= a // M
if xorsum:
    print("Alice")
    exit()

xorsum = 0
for a in A:
    xorsum ^= a % M
if xorsum:
    print("Alice")
else:
    print("Bob")