using System;

public class Program

{

    public static void Main()

    {

        string choice = "haha"; 

        while (choice != "q" && choice != "Q")

        {

        Console.WriteLine("Welcome to Thasfia's Essential Store. We sell Lipgloss for $12, Hand Sanitizor for $10, Hair Claw Clip for $5 and Gum for $4.");

        Console.WriteLine("and Gum for $4.What would you like to purchase?");

  Console.WriteLine("How many lip gloss would you like to purchase?"); 

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

  Console.WriteLine("How many handsanitizor would you like to purschase?");

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

  Console.WriteLine("How many Hair CLaw Clip would you like to purchase?"); 

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

  Console.WriteLine("How many Gum would you like to purchase?");

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

        decimal costlip = 12M * lipgloss;

        decimal costsanizitor = 10M * handsanitizor;

        decimal costhairclip =  5M * hairclawclip; 

        decimal costgum = 4M * gum;  

            decimal subtotal = costlip + costsanizitor + costhairclip + costgum; 

        if (subtotal<=0)

        {Console.WriteLine("Please purchase something.");

         }

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

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

        decimal taxes = 8.625M/100M * subtotal; 

        decimal shipping = 7.99M; 

        decimal grandtotal = subtotal + taxes + shipping;

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

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

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

         decimal taxes = 8.625M/100M * subtotal; 

        decimal shipping = 9.99M; 

        decimal grandtotal = subtotal + taxes + shipping;

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

        else if (subtotal>= 100) 

        {Console.WriteLine("Your shipping is FREE!");

        decimal taxes = 8.625M/100M * subtotal; 

        decimal shipping = 0M; 

        decimal grandtotal = subtotal + taxes + shipping;

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

    Console.WriteLine("Thank you so much for shopping with Thasfia's Essential! Please come again."); 

         Console.WriteLine("Press Q to quit");

         choice = Console.ReadLine();

        }

    }

}

​

​

​