using System;


class Program
{
    static void Main()
    {
        double p = double.Parse(Console.ReadLine());
        int n = int.Parse(Console.ReadLine());
        double i = double.Parse(Console.ReadLine());
        double f = double.Parse(Console.ReadLine());

        double futureValuBank = p * Math.Pow((1 + i), n);
        double futureValueFriend = p * (1 + f);

        double money = Math.Min(futureValuBank, futureValueFriend);
        string bankOrFriend = futureValuBank < futureValueFriend ? "Bank" : "Friend";

        Console.WriteLine("{0} {1}", money, bankOrFriend);

    }
}