Магазин за плодове

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _1.Обръщение_според_възраст_и_пол
{
    class Program
    {
        static void Main(string[] args)
        {
            string fruit = Console.ReadLine().ToLower();
            string dayOfWeek = Console.ReadLine().ToLower();
            double quantity = double.Parse(Console.ReadLine());
            double value = 0.0;

            if (dayOfWeek == "monday" || dayOfWeek == "tuesday" || dayOfWeek == "wednesday" || dayOfWeek == "thursday" || dayOfWeek == "friday")
            {
                if (fruit == "banana")
                {
                    value = quantity * 2.50;
                }
                else if (fruit == "apple")
                {
                    value = quantity * 1.20;
                }
                else if (fruit == "orange")
                {
                    value = quantity * 0.85;
                }
                else if (fruit == "grapefruit")
                {
                    value = quantity * 1.45;
                }
                else if (fruit == "kiwi")
                {
                    value = quantity * 2.70;
                }
                else if (fruit == "pineapple")
                {
                    value = quantity * 5.50;
                }
                else if (fruit == "grapes")
                {
                    value = quantity * 3.85;
                }
                //else
                //{
                //    Console.WriteLine("error");
                //}



            }

            else if (dayOfWeek == "saturday" || dayOfWeek == "sunday")
            {
                if (fruit == "banana")
                {
                    value = quantity * 2.70;
                }
                else if (fruit == "apple")
                {
                    value = quantity * 1.25;
                }
                else if (fruit == "orange")
                {
                    value = quantity * 0.90;
                }
                else if (fruit == "grapefruit")
                {
                    value = quantity * 1.60;
                }
                else if (fruit == "kiwi")
                {
                    value = quantity * 3.0;
                }
                else if (fruit == "pineapple")
                {
                    value = quantity * 5.60;
                }
                else if (fruit == "grapes")
                {
                    value = quantity * 4.20;
                }
                //else
                //{
                //    Console.WriteLine("error");
                //}


            }

            if (value >0)
            {
                Console.WriteLine($"{value:F2}");
            }
            else
            {
                Console.WriteLine("error");
            }

            //Console.WriteLine($"{value:F2}");






            //double age = double.Parse(Console.ReadLine());
            //string gender = Console.ReadLine();
            //
            //if ( gender == "m")
            //{
            //    if (age >= 16)
            //    {
            //        Console.WriteLine("Mr.");
            //    }
            //    else
            //    {
            //        Console.WriteLine("Master");
            //    }
            //
            //}
            //else if (gender == "f")
            //{
            //    if ( age >= 16)
            //    {
            //        Console.WriteLine("Ms.");
            //    }
            //    else
            //    {
            //        Console.WriteLine("Miss");
            //    }
            //
            //}
            //else
            //{
            //    Console.WriteLine("Няма такъв пол или е новия пол Джендър");
            //}
            //
            //







        }
    }
}