using System;

using System.Collections.Generic;           

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public class Program

{

    public static List<Product> ProductInventory = new List<Product>();

    public static void Main()

    {

         Inventory inv = new Inventory();

        inv.AddItem();

        Console.WriteLine(ProductInventory[0]);

    }

    public class Product

    {

        public string Type{get;set;}

        public double Price{get;set;}

        public string Descript{get;set;}

        public Product(string type,string description,double price)

        {

        Type = type;

        Descript = description; 

        Price = price;

        }

    }

​

    public class Inventory

    {

        public void AddItem()

        {

        Console.WriteLine("Type in the type.");

        string type = Console.ReadLine();

        Console.WriteLine("Type in the description.");

        string desc = Console.ReadLine();

        Console.WriteLine("Type in the price.");

        double price = Double.Parse(Console.ReadLine());

            ProductInventory.Add(new Product(type,desc,price));

        }

    }

}