n = int(input())
from collections import defaultdict
nim = defaultdict(int)
d = 2
while d**2 <= n:
    if n%d == 0:
        nim[d]+=1
        n /= d
    else:
        d+=1
nim[int(n)]+=1
ans = 0
for i in nim:
    ans = ans^(nim[i])
print("Alice" if ans != 0 else "Bob")