P03_QuestJournal

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

public class P03_QuestJournal {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

        List<String> quests = Arrays.stream(reader.readLine().split(", ")).collect(Collectors.toList());

        while (true) {
            String inputLine = reader.readLine();

            if ("Retire!".equals(inputLine)) {
                break;
            }

            String[] tokens = inputLine.split(" - ");

            String command = tokens[0];
            String quest = tokens[1];

            switch (command) {
                case "Start":
                    if (quests.contains(quest)) {
                        continue;
                    } else {
                        quests.add(quest);
                    }
                    break;
                case "Complete":
                    quests.remove(quest);
                    break;
                case "Side Quest":
                    String[] tokens2 = quest.split(":");
                    quest = tokens2[0];
                    String sideQuest = tokens2[1];

                    if (quests.contains(quest)){
                        if (!quests.contains(sideQuest)){
                            quests.add(quests.indexOf(quest) + 1, sideQuest);
                        }
                    }
                    break;
                case "Renew":
                    if (quests.contains(quest)){
                        quests.remove(quest);
                        quests.add(quest);
                    }
                    break;
            }
        }
        System.out.println(quests.toString().replaceAll("[\\[\\]]", ""));
    }
}