using System;

using System.Threading;

public class Marvellous

{

        public void Fun()

        {   

            for (int i=0;i<13880;i++)

            {

                Console.WriteLine("\t"+i);

            }

        }

}

​

public class Infosystems

{

    public static void Main()

    {

            int t1=0,t2=0;

            DateTime obj1=DateTime.Now;

            t1=obj1.Millisecond;

            Console.WriteLine("Before Call "+ t1 );

            Marvellous mobj=new Marvellous();

            mobj.Fun();

            DateTime obj2=DateTime.Now;

​

            t2=obj2.Millisecond;

            Console.WriteLine("After Call "+ t2 );

            Console.WriteLine("Elapsed time of function "+ (t2-t1) );

    }

}