Inventory

package Test;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Third {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String[] tokens = scan.nextLine().split(", ");
        List<String> journal = new ArrayList<>();
        for (int i = 0; i < tokens.length; i++) {

            journal.add(tokens[i]);
        }
        String input = scan.nextLine();
        while (!"Craft!".equals(input)){
            tokens = input.split(" - ");
            if (tokens[0].equals("Collect")){
                if (!journal.contains(tokens[1])){
                    journal.add(tokens[1]);
                }
            }else if (tokens[0].equals("Drop")){
                if (journal.contains(tokens[1])){
                    journal.remove(tokens[1]);
                }
            }else if (tokens[0].equals("Combine Items")){
                String[] command = tokens[1].split("\\:");
                if (journal.contains(command[0])){
                    int index = journal.indexOf(command[0]);
                    journal.add(index + 1, command[1]);
                }
            }else if (tokens[0].equals("Renew")){
                if (journal.contains(tokens[1])){
                    journal.remove(tokens[1]);
                    journal.add(tokens[1]);
                }
            }
            input = scan.nextLine();
        }
        System.out.println(String.join(", ", journal));

    }
}