using System;

using System.Collections.Generic;

using System.Security.Cryptography.X509Certificates;

​

namespace ConsoleApplication1

{

    public class Program

    {

        public static void Main(string[] args)

        {

            Key key = new Key();

            char[] arrayOfchars;

            Utils.StringToChar(key.GetKey(), out arrayOfchars);

            int[] Cups = new int[]{1,0,0};

            Program prog = new Program();

            prog.Stepper(Cups, arrayOfchars);

            Console.WriteLine();

        }

​

        public int[] Stepper(int[] cups, char[] arrayOfchars)

        {

            foreach (var ch in arrayOfchars)

            {

                int tmp;

                //StepType stepType = (StepType) Enum.Parse(typeof(StepType), ch);

               StepType stepType = (StepType)ch;

                Console.WriteLine(stepType);

                switch (stepType)

                {    

                    //a

                    case StepType.A:

​

                        tmp = cups[0];

                        cups[0] = cups[1];

                        cups[1] = tmp;

                        break;

                    //b

                    case StepType.B:

                        tmp = cups[1];

                        cups[1] = cups[2];

                        cups[2] = tmp;

                        break;

                    //c

                    case StepType.C:

                        tmp = cups[0];

                        cups[0] = cups[2];

                        cups[2] = tmp;

                        break;

                    default:

                        break;

                }

                for (int i = 0; i < 3; i++)

                {

                    Console.Write(cups[i]);

                }

                Console.WriteLine();

            }

​

            return cups;

        }

​

    }

    public enum StepType {A=65,B=66,C=67}

​

    public static class Utils

    {

       public static void StringToChar(string Str, out char[] a)

        {

            a = Str.ToCharArray();

        }

    } 

    internal class Key

    {

        private string keyString = "ABBCAAACCBA";

​

        public string GetKey()

        {

            string KeyString = keyString;

            return KeyString;

        }

    }

}