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

int main()
{
    ll N;
    string s;
    cin >> N >> s;
    if (N == 1 || N == 2)
    {
        if (s == "Odd")
        {
            cout << "Alice" << endl;
        }
        else
        {
            cout << "Bob" << endl;
        }
        exit(0);
    }
    bool beki = false;
    for (int i = 2; i <= 60; i++)
    {
        if ((1ll << i) == N)
        {
            if (s == "Odd")
            {
                cout << "Bob" << endl;
            }
            else
            {
                cout << "Alice" << endl;
            }
            exit(0);
        }

    }
}