using System;
using System.Collections.Generic;
using System.Linq;

namespace _03_Wizard_Poker
{
    class Program
    {
        static void Main(string[] args)
        {
            List<string> arsenalCards = Console.ReadLine().Split(":").ToList();

            List<string> commands = Console.ReadLine().Split(" ").ToList();

            List<string> deckCards = new List<string>();

            string command = commands[0];
            string card = commands[1];

            while (command != "Ready")
            {
                switch (command)
                {
                    case "Add":

                        if (arsenalCards.Contains(card))
                        {
                            deckCards.Add(card);
                            break;
                        }
                        else
                        {
                            Console.WriteLine("Card not found.");
                            break;
                        }
                    case "Insert":

                        int index = int.Parse(commands[2]);

                        if (arsenalCards.Contains(card))
                        {
                            deckCards.Insert(index, card);
                            break;
                        }
                        else
                        {
                            Console.WriteLine("Error!");
                            break;
                        }
                    case "Remove":

                        if (deckCards.Contains(card))
                        {
                            deckCards.Remove(card);
                            break;
                        }
                        else
                        {
                            Console.WriteLine("Card not found.");
                            break;
                        }
                    case "Swap":

                        string card2 = commands[2];

                        int index1Card = deckCards.IndexOf(card);
                        int index2Card = deckCards.IndexOf(card2);

                        deckCards[index1Card] = card2;
                        deckCards[index2Card] = card;
                        break;
                    case "Shuffle":

                        deckCards.Reverse();
                        break;
                }

                commands = Console.ReadLine().Split(" ").ToList();
                command = commands[0];

                if (command == "Ready")
                {
                    break;
                }

                else
                {
                    card = commands[1];
                }
            }

            Console.WriteLine(string.Join(" ", deckCards));
        }
    }
}