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

int main(){
  ll a,b;
  cin>>a>>b;
  if(a==1 || (a>=b && a%b==0) ){
    cout<<"Alice"<<endl;
    return 0;
  }
  if(a<b){
    cout<<"Bob"<<endl;
  }else if(a==b+1){
    cout<<"Bob"<<endl;
  }else if(a>b+1){
    cout<<"Alice"<<endl;
  }
  return 0;
}