using System;

using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

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

                while (true)
                {
                    string command = Console.ReadLine();

                    if (command == "course start")
                    {
                        break;
                    }

                    ModifySchedule(command, courseSchedule);
                }

                foreach (var item in courseSchedule)
                {
                    Console.WriteLine($"{courseSchedule.IndexOf(item)+1}.{item}");
                }
            }

            private static void ModifySchedule(string command, List<string> courseSchedule)
            {
                string[] tokens = command.Split(':');
                if (tokens[0] == "Add")
                {
                    string lesson = tokens[1];
                    if (!courseSchedule.Contains(lesson))
                    {
                        courseSchedule.Add(lesson);
                    }
                }
                else if (tokens[0] == "Insert")
                {
                    string lesson = tokens[1];
                    int index = int.Parse(tokens[2]);

                    if (!courseSchedule.Contains(lesson))
                    {
                        courseSchedule.Insert(index, lesson);
                    }
                }
                else if (tokens[0] == "Remove")
                {
                    string lesson = tokens[1];
                    string exercise = lesson + "-Exercise";

                    if (courseSchedule.Contains(lesson))
                    {
                        courseSchedule.Remove(lesson);

                        if (courseSchedule.Contains(exercise))
                        {
                            courseSchedule.Remove(exercise);
                        }
                    }
                }
                else if (tokens[0] == "Swap")
                {
                    string firstLesson = tokens[1];
                    string secondLesson = tokens[2];

                Swap(firstLesson, secondLesson, courseSchedule);

                }
                else if (tokens[0] == "Exercise")
                {
                    string exercise = tokens[1] + "-Exercise";

                    if (courseSchedule.Contains(tokens[1]) && !courseSchedule.Contains(exercise))
                    {
                        int index = courseSchedule.IndexOf(tokens[1]);

                        if (index == courseSchedule.Count - 1)
                        {
                            courseSchedule.Add(exercise);
                        }
                        else
                        {
                            courseSchedule.Insert(index + 1, exercise);
                        }
                    }
                    else if (!courseSchedule.Contains(tokens[1]))
                    {

                        courseSchedule.Add(tokens[1]);
                        courseSchedule.Add(exercise);
                    }
                }
            }

        private static void Swap(string firstLesson, string secondLesson, List<string> courseSchedule)
        {


            int firstIndex = courseSchedule.IndexOf(firstLesson);
            int secondIndex = courseSchedule.IndexOf(secondLesson);
            string firstExercise = firstLesson + "-Exercise";
            string secondExercise = secondLesson + "-Exercise";
            string temp = "";
            string tempEx = "";

            if (courseSchedule.Contains(firstLesson) && courseSchedule.Contains(secondLesson))
            {
                if (courseSchedule.Contains(firstExercise) || courseSchedule.Contains(secondExercise))
                {

                    temp = courseSchedule[firstIndex];
                    courseSchedule[firstIndex] = courseSchedule[secondIndex];
                    courseSchedule[secondIndex] = temp;

                    tempEx = firstExercise;
                    firstExercise = secondExercise;
                    secondExercise = tempEx;
                }
                else
                {
                    temp = courseSchedule[firstIndex];
                    courseSchedule[firstIndex] = courseSchedule[secondIndex];
                    courseSchedule[secondIndex] = temp;


                }
            }
        }
    }
    }