06. Fruit Shop

using System;

namespace Fruit_Shop
{
    class Program
    {
        static void Main(string[] args)
        {
            string Fruit = Console.ReadLine();
            string Day = Console.ReadLine();
            double Qantity = double.Parse(Console.ReadLine());
            double price = 0;

            if (Day == "Monday" || Day == "Tuesday" || Day == "Wednesday" ||
                            Day == "Thursday" || Day == "Friday")
            {
                if (Fruit == "banana")
                {
                    price = Qantity * 2.50;
                    Console.WriteLine($"{price:f2}");
                }

                else if (Fruit == "apple")
                {
                    price = Qantity * 1.20;
                    Console.WriteLine($"{price:f2}");

                }
                else if (Fruit == "orange")
                {
                    price = Qantity * 0.85;
                    Console.WriteLine($"{price:f2}");

                }
                else if (Fruit == "grapefruit")
                {
                    price = Qantity * 1.45;
                    Console.WriteLine($"{price:f2}");

                }
                else if (Fruit == "kiwi")
                {
                    price = Qantity * 2.70;
                    Console.WriteLine($"{price:f2}");

                }
                else if (Fruit == "pineapple")
                {
                    price = Qantity * 5.50;
                    Console.WriteLine($"{price:f2}");
                }

                else if (Fruit == "grapes")
                {
                    price = Qantity * 3.85;
                    Console.WriteLine($"{price:f2}");

                }
                else
                {
                    Console.WriteLine("error");

                }



            }
            else if (Day == "Saturday" || Day == "Sunday")
            {

                if (Fruit == "banana")
                {
                    price = Qantity * 2.70;
                    Console.WriteLine($"{price:f2}");
                }


                else if (Fruit == "apple")
                {
                    price = Qantity * 1.25;
                    Console.WriteLine($"{price:f2}");
                }

                else if (Fruit == "orange")
                {
                    price = Qantity * 0.90;
                    Console.WriteLine($"{price:f2}");
                }

                else if (Fruit == "grapefruit")
                {
                    price = Qantity * 1.60;
                    Console.WriteLine($"{price:f2}");
                }

                else if (Fruit == "kiwi")
                {
                    price = Qantity * 3.00;
                    Console.WriteLine($"{price:f2}");
                }

                else if (Fruit == "pineapple")
                {
                    price = Qantity * 5.60;
                    Console.WriteLine($"{price:f2}");
                }

                else if (Fruit == "grapes")
                {
                    price = Qantity * 4.20;
                    Console.WriteLine($"{price:f2}");
                }


                else
                {
                    Console.WriteLine("error");

                }
            }
else
 {
                Console.WriteLine("error");
            }






        }
    }
}