using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        // creating a new list

        List<int> numbers = new List<int>();

        // Add items to the list

        numbers.Add(45);

        numbers.Add(12);

        numbers.Add(789);

        // Stuff we can do

        Console.WriteLine(numbers.Count);

        //wait

        Console.ReadLine();

    }

}