#include<bits/stdc++.h>
using namespace std;
using ll = long long;

bool win(long long a, long long b){
    if(a < b) swap(a, b);

    if(a == b) return false;

    if(a >= 2 * b) return true;

    return !win(b, a - b);
}
int main(){
  ll A,B;
  cin >> A >> B;
  if(win(A, B)) cout << "Alice\n";
  else cout << "Bob\n";
}