Fixed_CardDeck

package PodgotovkaZaIzpit;

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

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


        // Input
        List<String> cards = Arrays.stream(scanner.nextLine().split(", ")).collect(Collectors.toList());

        int cycleOfN = Integer.parseInt(scanner.nextLine());
        for (int i = 0; i < cycleOfN; i++) {
            String tasks = scanner.nextLine();
            String command = tasks.split(", ")[0];
            switch (command) {
                case "Add":
                    String cardName = tasks.split(", ")[1];
                    if (cards.contains(cardName)) {
                        System.out.println("Card is already in the deck");
                    } else {
                        cards.add(cardName);
                        System.out.println("Card successfully added");
                    }
                    break;
                case "Remove":
                    String cardNameTORemove = tasks.split(", ")[1];
                    int indexToRemove = cards.indexOf(cardNameTORemove);
                    if (indexToRemove != -1) {
                        cards.remove(indexToRemove);
                        System.out.println("Card successfully removed");
                    } else {
                        System.out.println("Card not found");
                    }
                    break;
                case "Remove At":
                    int indexToRemoveAt = Integer.parseInt(tasks.split(",\\s+")[1]);
                    if (indexToRemoveAt >= 0 && indexToRemoveAt < cards.size()) {
                        cards.remove(indexToRemoveAt);
                        System.out.println("Card successfully removed");
                    } else {
                        System.out.println("Index out of range");
                    }
                    break;
                case "Insert":
                    int indexToAdd = Integer.parseInt(tasks.split(", ")[1]);
                    String nameToAdd = tasks.split(", ")[2];
                    if (indexToAdd >= 0 && indexToAdd <= cards.size()) {
                        if (!cards.contains(nameToAdd)) {
                            cards.add(indexToAdd, nameToAdd);
                            System.out.println("Card successfully added");
                        } else {
                            System.out.println("Card is already added");
                        }
                    } else {
                        System.out.println("Index out of range");
                    }
                    break;
            }
        }

        // Output
        System.out.println(String.join(", ", cards));
    }
}