L_Operations

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import java.util.stream.Collectors;

public class ListOperations {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        List<Integer> numbers =
                Arrays.stream(scanner.nextLine().split(" "))
                        .map(Integer::parseInt)
                        .collect(Collectors.toList());
        String commandConsole;
        List<Integer> result = new ArrayList<>();
        while (!("End").equals(commandConsole = scanner.nextLine())) {
            String[] commandArray = commandConsole.split("\\s+");
            String command = commandArray[0];
            switch (command) {
                case "Add":
                    result = addNumber(numbers, Integer.parseInt(commandArray[1]));
                    break;
                case "Insert":
                    result = insertNumber(numbers, Integer.parseInt(commandArray[1]), Integer.parseInt(commandArray[2]));
                    break;
                case "Remove":
                    result = removeNumber(numbers, Integer.parseInt(commandArray[1]));
                    break;
                case "Shift":
                    if (commandArray[1].equals("left")) {
                        result = shiftLeftNumber(numbers, Integer.parseInt(commandArray[2]));
                    } else if (commandArray[1].equals("right")) {
                        result = shiftRightNumber(numbers, Integer.parseInt(commandArray[2]));
                    }
                    break;
            }
        }
        System.out.println(printList(result));

    }

    private static List<Integer> addNumber(List<Integer> numbers, int number) {
        numbers.add(number);
        return numbers;
    }

    private static List<Integer> insertNumber(List<Integer> numbers, int number, int position) {
        if (position < 0 || position > numbers.size()) {
            System.out.println("Invalid index");
            return numbers;
        }
        numbers.add(position, number);
        return numbers;
    }

    private static List<Integer> removeNumber(List<Integer> numbers, int indexNnumber) {
        if (indexNnumber < 0 || indexNnumber > numbers.size()) {
            System.out.println("Invalid index");
            return numbers;
        }
        numbers.remove(indexNnumber);
        return numbers;
    }

    private static List<Integer> shiftLeftNumber(List<Integer> numbers, int count) {
        if (numbers.size() > 0) {
            for (int i = 0; i < count % numbers.size(); i++) {
                numbers.add(numbers.get(0));
                numbers.remove(0);
            }
        }
        return numbers;
    }

    private static List<Integer> shiftRightNumber(List<Integer> numbers, int count) {
        if (numbers.size() > 0) {
            for (int i = 0; i < count % numbers.size(); i++) {
                numbers.add(0, numbers.get(numbers.size() - 1));
                numbers.remove(numbers.size() - 1);
            }
        }
        return numbers;
    }

    private static String printList (List<Integer> result){
        return result.toString().replaceAll("\\]|,|\\[","");
    }
}