using System;

public class Program

{

    public static void Main()

    {

        bool unicornsExist = true;

        bool dragonsExist = true;

        bool giantSpidersExist = false;

        if(unicornsExist)

        {

            Console.WriteLine("Unicorns exist, yay!");

        }

        else

        {

            Console.WriteLine("Unicorns do not exist, how tragic... :(");

        }

        if(dragonsExist)

        {

            Console.WriteLine("Dragons exist, and they breathe fire!");

        }

        else

        {

            Console.WriteLine("Dragons do not exist... Too bad...");

        }

        if(giantSpidersExist)

        {

            if(unicornsExist)

            {

                Console.WriteLine("Eww, giant spiders exist! Quick, escape on the unicorn!");

            }

            else

            {

                Console.WriteLine("Eww, giant spiders exist! RUN FOR YOUR LIVES!");

            }

        }

        else

        {

            Console.WriteLine("Giant spiders do not exist. Good...");

        }

    }

}