using System;

public class Program

{

    public static void Main()

    {

        LED led = new LED();

        for(int i = 0; i < 12; i++)

        {

            led.TurnOn();

            Console.WriteLine(led.Status());

            led.TurnOff();

        }

    }

    class LED

    {

        private int counter = 10;

        private bool isOn = false;

        public void TurnOn()

        {

            if(!isOn && counter > 0)

            {

                isOn = true;

                counter--;

            }

        }

        public void TurnOff()

        {

            isOn = false;

        }

        public string Status()

        {

            if(isOn)

                return "LED is ON";

            return "LED is OFF";

        }       

    }

}