using System;

using System.Collections;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        string str="This,is,program";

        string temp="";

        ArrayList arr=new ArrayList();

        for (int i=0;i<=str.length;i++)

        {

            if(str[i]!=',')

            {

                temp+=str[i];

                if(i==(str.Length-1))

                   {

                       arr.Add(temp);

                    }

                continue;

            }

            arr.Add(temp);

            temp="";

        }

        foreach(string s in arr)

        {

            Console.WriteLine(s);

        }

        Console.ReadLine();

        Console.WriteLine(str);

        Console.ReadLine();

    }

}