using System;

public class Program
{
    public static void Main(string[] args)
    {
        string season = Console.ReadLine();
        string group = Console.ReadLine();
        int students = int.Parse(Console.ReadLine());
        int days = int.Parse(Console.ReadLine());
        double nightsPrice = 0;
        double discount = 0;
        double totalPrice = 0;

        if  ( season == "Winter" && group == "girls" )
        {
            Console.Write("Gymnastics ");

            if ( students >= 50 )
            {
                nightsPrice = students * 9.60 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 9.60 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 9.60 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 9.60 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Winter" && group == "boys" )
        {
            Console.Write("Judo ");
            if ( students >= 50 )
            {
                nightsPrice = students * 9.60 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - (0.50 * nightsPrice);
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 9.60 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 9.60 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 9.60 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Winter" && group == "mixed" )
        {
            Console.Write("Ski ");
            if ( students >= 50 )
            {
                nightsPrice = students * 10 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 10 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 10 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 10 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Spring" && group == "girls" )
        {
            Console.Write("Athletics ");
            if ( students >= 50 )
            {
                nightsPrice = students * 7.20 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 7.20 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 7.20 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 7.20 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Spring" && group == "boys" )
        {
            Console.Write("Tennis ");
            if ( students >= 50 )
            {
                nightsPrice = students * 7.20 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 7.20 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 7.20 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 7.20 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Spring" && group == "mixed" )
        {
            Console.Write("Cycling ");
            if ( students >= 50 )
            {
                nightsPrice = students * 9.50 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 9.50 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 9.50 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 9.50 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Summer" && group == "girls" )
        {
            Console.Write("Volleyball ");
            if ( students >= 50 )
            {
                nightsPrice = students * 15 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 15 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 15 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 15 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Summer" && group == "boys" )
        {
            Console.Write("Football ");
            if ( students >= 50 )
            {
                nightsPrice = students * 15 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 15 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 15 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 15 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
        else if ( season == "Summer" && group == "mixed" )
        {
            Console.Write("Swimming ");
            if ( students >= 50 )
            {
                nightsPrice = students * 20 * days;
                discount = 0.50 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 20 && students < 50 )
            {
                nightsPrice = students * 20 * days;
                discount = 0.15 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else if ( students >= 10 && students < 20 )
            {
                nightsPrice = students * 20 * days;
                discount = 0.05 * nightsPrice;
                totalPrice = nightsPrice - discount;
                Console.Write("{0:f2} lv.", totalPrice);
            }
            else
            {
                nightsPrice = students * 20 * days;
                totalPrice = nightsPrice;
                Console.Write("{0:f2} lv.", totalPrice);
            }
        }
    }
}