W = 0

N = int(input())

for i in range(2, int(N ** 0.5) + 1):
    
    x = 0
    
    while N % i == 0:
        
        N //= i
        
        x += 1
        
    W ^= x
    
if N > 1:
    
    W ^= 1
    
if W:
    
    print('Alice')
    
else:
    
    print('Bob')