using System;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        //Find First highest ans second highest numbers in array

        int[] array={3,51,75,2,4,8,15,3,6,9,5,3,10,25,1,98,53,0};       

        int MaxValOne=int.MinValue;int MaxValTwo=int.MinValue;

        foreach(int val in array)

        {

            if(val>MaxValOne)

            {

                MaxValTwo=MaxValOne;

                MaxValOne=val;

                Console.WriteLine(MaxValOne.ToString()+","+ MaxValTwo.ToString());

            }

            if(val>MaxValTwo && val<MaxValOne)

            {

                MaxValTwo=val;

                Console.WriteLine(MaxValOne.ToString()+","+ MaxValTwo.ToString());

            }

        }

    }

}