#include <bits/stdc++.h>
using namespace std;
using ll = long long;
constexpr ll mod = 998244353;

ll a,b;
ll gcd(ll a,ll b){
    if(!b) return a;
    return gcd(b,a % b);
}
void solve(){
    int turn  = 1;
    while(a != 0 && b != 0){
        if(turn){
            if(a >= b){
                a = a % b;
            }
            else{
                a--;
            }
            if(a == 0){
                cout << "alice";
                return;
            }
            turn = 1 - turn;   
        }
        else{
            if(b >= a){
                b = b % a;
            }
            else{
                b--;
            }
            if(b == 0){
                cout << "Bob";
                return;
            }
            turn = 1 - turn;
        }
    }
}
int main(){
    cin >> a >> b;
    solve();
}