using System;

//Martin Cingilev 18                    

public class Program

{

    public static void Main()

    {

        var name = Console.ReadLine();

        var pack = Console.ReadLine();

        var vip = Console.ReadLine();

        var days = int.Parse(Console.ReadLine());

        var price = 0.0;

        if (days > 7) days--;

        switch (name)

        {

            case "Bansko":

            case "Borovec":

                if(pack == "noEquipment") 

                {

                    price = 80*days;

                    if(vip == "yes") price *= 0.95;

                }

                else 

                {

                    price = 100*days;

                    if(vip == "yes") price *= 0.9;

                }break;

            case "Varna":

            case "Burgas":

                if(pack == "noBreakfast") 

                {

                    price = 100*days;

                    if(vip == "yes") price *= 0.93;

                }

                else 

                {

                    price = 130*days;

                    if(vip == "yes") price *= 0.88;

                }break;

        }

        Console.WriteLine("The price is {0:f2}lv! Have a nice time!",price);

    }

}