03. Flowers

using System;

namespace Flowers
{
    class Program
    {
        static void Main(string[] args)
        {
            int hriz = int.Parse(Console.ReadLine());
            int rose = int.Parse(Console.ReadLine());
            int lale = int.Parse(Console.ReadLine());
            string season = Console.ReadLine();
            string holiday = Console.ReadLine();

            double sum = 0;

            if (season == "Spring" || season == "Summer")
            {
                sum = 2 * hriz + 4.1 * rose + 2.5 * lale;
            }
            else if (season == "Autumn" ||  season== "Winter")
            {
                sum = 3.75 * hriz + 4.5 * rose + 4.15 * lale;
            }
            if (holiday == "Y")
            {
                sum = sum * 1.15;
            }

            if (lale > 7 && season == "Spring")
            {
                sum = 0.95 * sum;
            }
            if (rose >=10 && season == "Winter")
            {
                sum = 0.9 * sum;
            }
            if (hriz + rose + lale > 20)
            {
                sum = 0.8 * sum;
            }

            Console.WriteLine($"{sum + 2:F2}");
        }
    }
}