using System;

​

​

public class Program

{

    class Kid

    {

        public int years;

    }

​

    public static void Main()

    {

        Kid[, ] array = new Kid[4, 5];

        for (int counter = 0; counter < 4; counter++)

        {

            for (int counter2 = 0; counter2 < 5; counter2++)

            {

                array[counter, counter2] = new Kid();

                array[counter, counter2].years = counter + 1000;

            }

        }

​

        foreach (var item in array)

        {

            Console.WriteLine(item.years);

        }

    }

}