Problem 03. Flowers

using System;
using System.Collections.Generic;
using System.Runtime.Remoting.Channels;

namespace ConsoleApplication
{
    internal class Program
    {
        public static void Main(string[] args)
        {
            var hrizantemi = decimal.Parse(Console.ReadLine());
            var roze = decimal.Parse(Console.ReadLine());
            var laleta = decimal.Parse(Console.ReadLine());
            var seacon = Console.ReadLine();
            var happyDay = Console.ReadLine();

            decimal total = 0;

            if (seacon == "Spring")
            {
                total = hrizantemi * (decimal) 2 + roze * (decimal) 4.10 + laleta * (decimal) 2.5;

                if (happyDay == "Y")
                {
                    total *= (decimal) 1.15;
                }
                if (laleta > 7)
                {
                    total *= (decimal) 0.95;
                }
                if (hrizantemi + roze + laleta > 20)
                {
                    total *= (decimal) 0.8;
                }
            }
            else  if (seacon == "Winter")
            {
                total = hrizantemi * (decimal) 3.75 + roze * (decimal) 4.5+ laleta * (decimal) 4.15;

                if (happyDay == "Y")
                {
                    total *= (decimal) 1.15;
                }
                if (roze > 10)
                {
                    total *= (decimal) 0.9;
                }
                if (hrizantemi + roze + laleta > 20)
                {
                    total *= (decimal) 0.8;
                }
            }
            else  if (seacon == "Autumn")
            {
                total = hrizantemi * (decimal) 3.75 + roze * (decimal) 4.5+ laleta * (decimal) 4.15;

                if (happyDay == "Y")
                {
                    total *= (decimal) 1.15;
                }
                if (hrizantemi + roze + laleta > 20)
                {
                    total *= (decimal) 0.8;
                }
            }
            else
            {
                total = hrizantemi * (decimal) 2 + roze * (decimal) 4.10 + laleta * (decimal) 2.5;

                if (happyDay == "Y")
                {
                    total *= (decimal) 1.15;
                }
                if (hrizantemi + roze + laleta > 20)
                {
                    total *= (decimal) 0.8;
                }
            }
            Console.WriteLine("{0:f2}", total + 2);
        }

    }
}