using System;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {       

        METHOD(25);

    }

    public static int METHOD(long n)     

  //25

{   

    String holder = n.ToString();

​

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

​

    for (int i = 0; i<=holder.Length-1; i++)

    {

        numbers.Add(Int32.Parse(holder[i].ToString()));

    }

    for (int i = 0; i <= numbers.Count - 1; i++)

    {

        Console.WriteLine("List Position " + i + " is: " + numbers[i]);

    }

    return (int)n;

}

}

​

​

​