#include<atcoder/all>
using namespace atcoder;

#include <bits/stdc++.h>
template<class T> inline bool chmin(T&a, T b){if(a > b){a = b; return true;}else{return false;}}
template<class T> inline bool chmax(T&a, T b){if(a < b){a = b; return true;}else{return false;}}
#define ll long long
#define double long double
#define rep(i,n) for(int i=0;i<(n);i++)
#define REP(i,n) for(int i=1;i<=(n);i++)
#define mod (ll)(1e9+7)
#define inf (ll)(3e18+7)
#define eps (double)(1e-9)
#define pi (double) acos(-1)
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
using namespace std;

int main() {
    ll a, b;
    cin >> a >> b;

    ll mn = min(a, b);
    a -= mn - 1;
    b -= mn - 1;

    if(a == b)cout << "Bob" << endl;
    else if(a != 1) {
        if(b % 2 == 0)cout << "Alice" << endl;
        else cout << "Bob" << endl;
    }
    else if(b != 1) {
        if(b % 2 == 1)cout << "Alice" << endl;
        else cout << "Bob" << endl;
    }
    else {
        assert(false);
    }
}