class Main {
    public static void main(String[] args) throws Exception {
        System.out.println(factorize(new java.util.Scanner(System.in).nextInt()).values().stream().reduce(0, (u, v) -> u ^ v) == 0 ? "Bob" : "Alice");
    }
    static java.util.HashMap<Long, Integer> factorize(long n) {
        java.util.HashMap<Long, Integer> factors = new java.util.HashMap<>();
        for (long p = 2; p * p <= n; p++) {
            int q = 0;
            while (n % p == 0) {
                n /= p;
                q++;
            }
            if (q > 0) factors.put(p, q);
        }
        if (n > 1) factors.put(n, 1);
        return factors;
    }
}