flowers

using System;

class Flowers
{
    static void Main(string[] args)
    {
        int chrys = int.Parse(Console.ReadLine());
        int roses = int.Parse(Console.ReadLine());
        int tulips = int.Parse(Console.ReadLine());
        string season = Console.ReadLine();
        char isHoliday = char.Parse(Console.ReadLine());

        double cPrice, rPrice, tPrice, seasonalDiscount = 0;
        double totalFlowers = chrys + roses + tulips;

        if (season == "Spring" || season == "Summer")
        {
            cPrice = 2;
            rPrice = 4.10;
            tPrice = 2.50;

            if (tulips > 7 && season == "Spring") seasonalDiscount = 0.05;
        }


        else
        {
            cPrice = 3.75;
            rPrice = 4.50;
            tPrice = 4.15;

            if (roses >= 10 && season == "Winter") seasonalDiscount = 0.1;
        }

        double generalDiscount = (totalFlowers > 20) ? 0.2 : 0;
        double holidayExp = (isHoliday == 'Y') ? 0.15 : 0;
        double totalExpenses = (cPrice * chrys + rPrice * roses + tPrice * tulips);
        double holidayFlowers = totalExpenses + totalExpenses * holidayExp;
        double seasonalExpenses = holidayFlowers - holidayFlowers * seasonalDiscount;
        double generalExpenses = seasonalExpenses - seasonalExpenses * generalDiscount;
        Console.Write((generalExpenses + 2).ToString("F"));
    }
}