using System.Collections.Generic;

using System.Linq;

​

List<InventoryItem> myInventory =

[

    new ("Milk", 10),

    new ("Eggs", 20),

    new ("Apples", 30)  

];

​

System.Console.WriteLine($"I have {myInventory.Sum(x=>x.Quantity)} items in my inventory.");

​

public class InventoryItem (string name, int quantity)

{

    public string ItemName {get; set;} = name;

    public int Quantity {get; set;} = quantity;

}

​

​

​

​