#include <iostream>
#include <string>
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;
		}
	}
	
	
	
}