using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("check the engine's temperature and type it");

        int heat = Convert.ToInt32(Console.ReadLine());

        if (heat > 220)

        {

            Console.WriteLine("opening second water valve");

            while (heat > 220)

            {

                heat = heat-100;

                Console.WriteLine(heat);

            }

            Console.WriteLine("Done");

        }

        else if (heat >= 190)

        {

            Console.WriteLine("Neutral");

        }

        else

        {

            Console.WriteLine("Neutral(?)");

        }

        }

    }