#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define F first
#define S second
int main ()
{
    //cin.tie(0);cout.tie(0);ios::sync_with_stdio(false);
    int n;
    cin >> n;
    if (n%4 == 0)
        cout << "Bob\n";
    else
        cout << "Alice\n";

return 0;
}