using System;

using System.Collections.Generic;

​

public static class Extensions

{

    public static void PrintEach<T>(this IEnumerable<T> tList)

    {

        foreach (var t in tList)

        {

            Console.WriteLine(t);

        }

    }

}  

​

public class Program

{

    public static void Main()

    {

        /*

        Create an IEnumerable<T> extension method that encapsulates the

        foreach Console.Writeline for the ints array and then call it 

        on ints to print the values.

        hint: https://msdn.microsoft.com/en-us/library/bb383977.aspx

        */

        var ints = new [] { 1,2,5,9,10 };

​

        ints.PrintEach();

    }

}

​