#include <iostream>
using namespace std;

bool solve(int N){
    int x = 0;
    for(int p=2;p*p<=N;p++){
        int e = 0;
        while(N % p == 0){
            ++e;
            N /= p;
        }
        x ^= e;
    }
    if(N != 1)x ^= 1;
    
    return (x != 0);
}

int main(){
    int N;
    cin >> N;
    
    cout << (solve(N) ? "Alice" : "Bob") << endl;
    return 0;
}