using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

}

​

public class Store

{

    public int ID {get; set;}

    public string StoreName {get; set;}

}

​

public class User

{

    public int ID {get; set;} = 0;

    public string FullName {get; set;} = "";

    public List<Store> Stores {get; set;} = new List<Store>();

}

​

​