using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine( $"{60:##00}");

        Console.WriteLine( $"{60:##0}");

        Console.WriteLine( $"{600:##00}");

        Console.WriteLine( $"{600:##0}");

        Console.WriteLine( $"{6000:##00}");

        Console.WriteLine( $"{6000:##0}");

        Console.WriteLine( $"{60006:##00}");

        Console.WriteLine( $"{60006:##0}");

    }

}