#include<bits/stdc++.h>

using namespace std;

int main()
{
    long long n,power,check;

    while(scanf("%lld",&n)&&n)
    {
        if(n==1)
        {
            puts("Bob");

            continue;
        }

        power = check = 1;

        bool alice = true;

        while(check<n)
        {
            check+=pow(2,power);

            if(check==n)
            {
                alice = false;

                break;
            }

            power++;
        }

        if(alice)
        {
            puts("Alice");
        }
        else
        {
            puts("Bob");
        }
    }

    return 0;
}