#include <bits/stdc++.h>
using namespace std;
int main(){
	long long a,b;
	cin >> a >> b;
	if(a == 1){
		cout << "Alice" << endl;
	}else if(a == 2){
		if(a >= b){
			cout << "Alice" << endl;
		}else{
			cout << "Bob" << endl;
		}
	}else{
		if(b==a-1){
			cout << "Bob" << endl;
		}else{
			if(a >= b){
				cout << "Alice" << endl;
			}else{
				cout << "Bob" << endl;
			}
		}
	}
}