using System;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        Customer customer1 = new Customer("andrzej");

        Customer customer2 = new Customer("marek");

        Customer customer3 = new Customer("guwnop");

        List<Customer> customers = new List<Customer>{customer1, customer2, customer3};

        foreach (Customer customer in customers)

        {

            Console.Write(customer.Name + "\n");

        }

    }

}

​

public class Customer

{

    public string Name { get; set; }

​

    public Customer(string name)

    {

        this.Name = name;

    }

}