using System;

​

​

​

public partial class Program

{

    public static void Main()

    {

        string[] firstname = new string[3];

        firstname[0] = "Joe";

        firstname[1] = "Salley";

        firstname[2] = "Rick";

​

        string[] lastname = new string[3];

        lastname[0] = "Smith";

        lastname[1] = "Jones";

        lastname[2] = "White";

​

        string[,] items_name = new string[3, 3] { { "Book", "Car", "Plane" }, { "Shoes", "Dress", "Coat" }, { "Jacket", "Pants", "Razor" } };

​

        Double[,] items_prize = new Double[3, 3] { { 3.00, 35000, 250000 }, { 45.00, 60.00, 100.00 }, { 110, 25.00, 12.52 } };

​

        int[,] items_quantity = new int[3, 3] { { 3, 1, 1 }, { 2, 1, 1 }, { 1, 3, 2 } };

​

​

        for (int i = 0; i < firstname.Length; i++)

        {

            Customer custobj = new Customer(firstname[i],lastname[i]);

            custobj.display_cust();

​

            for (int j = 0; j <(items_name.Length/firstname.Length); j++)

            {

                Order orderobj=new Order(items_name[j,i],items_prize[j, i],items_quantity[j, i]);

                orderobj.display_order();

​

            }

            Console.WriteLine();

            Console.WriteLine();

​

        }   

        Console.WriteLine();

        Console.WriteLine("Marking Scheme");

        Console.WriteLine("--------------");

        Console.WriteLine("Customer Class : " + firstname.Length);

        Console.WriteLine("Order Class : " + items_name.Length/firstname.Length);

        Console.WriteLine("Display  (Customer and Order) : " + 4);

        Console.WriteLine("Total : " + (firstname.Length + (items_name.Length/firstname.Length)+4));

    }

}

​

​

 public class Customer

 {

     public string FirstName;

     public string LastName;

     public Customer(string First_Name,string Last_Name)

     {

         this.FirstName=First_Name;

         this.LastName=Last_Name;

     }

     public void display_cust()

     {

         Console.WriteLine("{0} {1}",FirstName,LastName);

     }

 }

 public class Order

 {

   public string Description;

   public double Price;

   public int Quentity;

    public Order(string description,double price,int quentity)

    {

                this.Description=description;

                this.Price=price;

                this.Quentity=quentity;

    }

            public void display_order()

            {

                Console.Write("{0} - ${1} - {2}", Description,Price,Quentity);

​

                Console.Write(",");

            }    

 }