using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello! Welcome to Mia's Lemonade Shop!");

        Console.WriteLine("How many boxes of raspberry lemonade would you like to buy?");

        byte raspberry = byte.Parse(Console.ReadLine());

        decimal cost1 = raspberry * 9.99M;

        Console.WriteLine("How many boxes of hibiscus lemonade would you like to buy?");

        byte pineapple = byte.Parse(Console.ReadLine());

        decimal cost2 = pineapple * 12.99M;

        Console.WriteLine("How many boxes of peach lemonade would you like to buy?");

        byte peach = byte.Parse(Console.ReadLine());

        decimal cost3 = peach * 14.99M;

        Console.WriteLine("How many boxes of passion-fruit lemonade would you like to buy?");

        byte passionfruit = byte.Parse(Console.ReadLine());

        decimal cost4 = passionfruit * 15.99M;

        decimal subtotal = cost1 + cost2 + cost3 + cost4;

        Console.Clear();

        decimal shipping;

        if (subtotal <= 0)

        {

            shipping = 0M;

            Console.WriteLine("Please order a box of lemonade!");

        }

        else if (subtotal > 0 && subtotal <= 50)

        {

            shipping = 7.99M;

            Console.WriteLine("Your shipping cost is $7.99.");

        }

        else if (subtotal > 50 && subtotal <= 100)

        {

            shipping = 9.99M;

            Console.WriteLine(" Your shipping cost is $9.99.");

        }

        else if (subtotal > 100)

        {

            shipping = 0M;

            Console.WriteLine("You qualify for free shipping!");

            decimal tax = subtotal * .08625M;

            decimal grandtotal = subtotal + tax + shipping;

            Console.WriteLine("Your subtotal is " + subtotal.ToString("C") + ".");

            Console.WriteLine("Your grand total is " + grandtotal.ToString("C") + ".");

            if (grandtotal > 200)

            {

                Console.WriteLine("For purchasing a grand total of more than $200, you have won a free gift!");

            }

            {

            Console.WriteLine("To receive a free t-shirt, enter 1, to receive a free mug, enter 2.");

            byte choice = byte.Parse(Console.ReadLine());

            if (choice == 1)

                Console.WriteLine("You chose the free t-shirt! It will be shipped with your purchase.");

            else if (choice == 2)

                Console.WriteLine( "You chose the free mug! It will be shipped with your purchase.");

            }

        }

    }

}