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

ll a,b;
void solve(){
	bool alice = (a >= b);
	if(a == 1) alice = 1;
	if(a >= 3 && b == a - 1) alice = 0;
	cout << (alice ? "Alice" : "Bob");
}
int main(){
	cin >> a >> b;
	solve();
}