using System;

public class Program

{

    public static void Main()

    {

        for (int i=1; i<=10; i++)

        {

            Console.WriteLine("enter your weight kg"); 

            double w;

            w = Convert.ToDouble(Console.ReadLine());

            if (w > 80 )

            {

                Console.WriteLine("heavyweight");

            }

            else if (w <= 80 && w >60)

            {

                Console.WriteLine("medium weight");

            }

            else

            {

                Console.WriteLine("lightweight");   

            }

        }

    }

}