flowers

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace silvanadoc
{
    class silvanadoc
    {
        static void Main(string[] args)
        {
            var chrysQuant = int.Parse(Console.ReadLine());
            var roseQuant = int.Parse(Console.ReadLine());
            var tulipQuant = int.Parse(Console.ReadLine());
            string season = Console.ReadLine();
            string holiday = Console.ReadLine();


            var flowers = 0.0;
            var flowDec = 2.0;

            int flowersCount = chrysQuant + roseQuant + tulipQuant;

            if ((season == "Spring" || season == "Summer") && holiday == "Y")
            {
                flowers = (chrysQuant * 2 + roseQuant * 4.1 + tulipQuant * 2.5) * 1.15;

                if (season == "Spring" && tulipQuant > 7)
                {
                    flowers *= 0.95;


                }
                if (flowersCount > 20)
                {
                     flowers *= 0.80;
                }



            }
            else if ((season == "Spring" || season == "Summer") && holiday == "N")
            {
                 flowers = chrysQuant * 2 + roseQuant * 4.1 + tulipQuant * 2.5;

                if (season == "Spring" && tulipQuant > 7)
                {
                     flowers *= 0.95;


                }
                if (flowersCount > 20)
                {
                     flowers *= 0.80;
                }


            }
            else if ((season == "Autumn" || season == "Winter") && holiday == "Y")
            {
                flowers = (chrysQuant * 3.75 + roseQuant * 4.5 + tulipQuant * 4.15) * 1.15;

                if (season == "Winter" && roseQuant >= 10)
                {
                    flowers *= 0.90;

                }
                if (flowersCount > 20)
                {
                     flowers *= 0.80;
                }


            }
            else if ((season == "Autumn" || season == "Winter") && holiday == "N")
            {
                 flowers = chrysQuant * 3.75 + roseQuant * 4.5 + tulipQuant * 4.15;

                if (season == "Winter" && roseQuant >= 10)
                {
                     flowers *= 0.90;

                }
                if (flowersCount > 20)
                {
                     flowers *= 0.80;
                }


            }

            flowers += flowDec;
            Console.WriteLine($"{flowers:f2}");


        }

    }
}