using System;

public class Program

{

    public static void Main()

    {

    int N = int.Parse(Console.ReadLine());

    if (N < 10 & N < 100 & N < 1000 & N < 10000 & N < 100000)

    {

        Console.WriteLine("satuan");

    }

    else if (N < 100)

    {

        Console.WriteLine("puluhan");

    }

    else if (N < 1000)

    {

        Console.WriteLine("ratusan");

    }

    else if (N < 10000)

    {

        Console.WriteLine("ribuan");

    }

    else if (N < 100000)

    {

        Console.WriteLine("puluh ribuanan" );

         }

    }

}