using System;

using System.Collections.Generic;

using System.Text;

using System.IO;

namespace Colorize

{

    class Program

    {

        static int Main(string[] args)

        {

            TextReader tIn = Console.In;

            TextWriter tOut = Console.Out;

            ConsoleColor defautColor = Console.ForegroundColor;

            if (args.Length == 0)

            {

                Console.ForegroundColor = ConsoleColor.Green;

                tOut.WriteLine("Invalid command line parameter.");

                tOut.WriteLine("Available parameters:");

                foreach (String c in Enum.GetNames(typeof(ConsoleColor)))

                {

                    tOut.WriteLine("    " + c);

                }

                Console.ForegroundColor = defautColor;

                return 0;

            }

            try

            {

                ConsoleColor color = (ConsoleColor) Enum.Parse(typeof(ConsoleColor), args[0], true);

                Console.ForegroundColor = color;

            }

            catch (Exception ex)

            {

                Console.ForegroundColor = ConsoleColor.Red;

                tOut.WriteLine(ex.Message);

                tOut.WriteLine(ex.StackTrace);

                Console.ForegroundColor = defautColor;

                return 2;

            }

            return 0;

        }

    }

}