#include <bits/stdc++.h>
using namespace std;
int main(){
  int N;
  cin >> N;
  int X = 0;
  for (int i = 2; i * i <= N; i++){
    if (N % i == 0){
      int cnt = 0;
      while (N % i == 0){
        cnt++;
        N /= i;
      }
      X ^= cnt;
    }
  }
  if (N > 1){
    X ^= 1;
  }
  if (X > 0){
    cout << "Alice" << endl;
  } else {
    cout << "Bob" << endl;
  }
}