package ListsLab;

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

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

        List<Integer> train = readIntList(scanner);
        int waggonCapacity = Integer.parseInt(scanner.nextLine());
        String input = scanner.nextLine();
        while (!"end".equals(input)) {
            String[] tokens = input.split(" ");
            if(tokens[0].equals("Add")){
                int ppl = Integer.parseInt(tokens[1]);
                train.add(ppl);
            }else{
                int ppl = Integer.parseInt(tokens[0]);
                for (int i = 0; i < train.size(); i++) {
                    int currentWaggon = train.get(i);
                    int totalCount = currentWaggon + ppl;
                    if(totalCount <= waggonCapacity){
                        train.set(i,totalCount);
                        break;
                    }

                }
            }


            input=scanner.nextLine();
        }
        printTrain(train);
    }

    private static void printTrain(List<Integer> train) {
        for (Integer element:train
             ) {
            System.out.print(element + " ");

        }
    }

    private static List<Integer> readIntList(Scanner scanner) {
        String[] input = scanner.nextLine().split("\\s+");
        List<Integer> outputList = new ArrayList<>();

        for (String element :
                input) {
            outputList.add(Integer.parseInt(element));
        }
        return outputList;
    }
}


package ListsLab;

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

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

        String[] input = scanner.nextLine().split("\\s+");
        List<String> numbers = new ArrayList<>();
        for (String element : input) {
            numbers.add(element);
        }
        String in = scanner.nextLine();
        while (!"end".equals(in)) {
            String[] tokens = in.split("\\s+");
            switch (tokens[0]) {
                case "Delete":
                    while (numbers.contains(tokens[1]))
                        numbers.remove(tokens[1]);
                    break;
                case "Insert":
                    String element = tokens[1];
                    int index = Integer.parseInt(tokens[2]);
                    if(index < numbers.size()){
                        numbers.add(index, element);
                    }

                    break;
            }
            in = scanner.nextLine();
        }
        System.out.println(String.join(" ", numbers));

    }
}



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

public class HouseParty {
    public static void main(String[] args) {
        @SuppressWarnings("resource")

        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.nextLine());

        List<String> names = new ArrayList<>();

        for (int i = 1; i <= n; i++) {
            String inputData = sc.nextLine();
            String[] input = inputData.split("\\s+");

            String name = input[0];

            if (input.length == 3) {
                if (!names.contains(name)) {
                    names.add(name);
                } else {
                    System.out.printf("%s is already in the list!%n", name);
                }
            } else if (input.length == 4) {
                if (names.contains(name)) {
                    names.remove(name);
                } else {
                    System.out.printf("%s is not in the list!%n", name);
                }
            }
        }

        String output = names.toString().replaceAll("\\[|,|\\]", "");
        System.out.println(output.replaceAll("\\s+", "\n"));
    }
}



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 sc = new Scanner(System.in);

        List<Integer> numbers = Arrays.stream(sc.nextLine().split("\\s+")).map(Integer::parseInt)
                .collect(Collectors.toList());

        String input = "";

        while (!"End".equals(input = sc.nextLine())) {
            String[] data = input.split("\\s+");

            String command = data[0];

            switch (command) {
            case "Add":
                numbers.add(Integer.parseInt(data[1]));
                break;
            case "Insert":
                int element = Integer.parseInt(data[1]);
                int index = Integer.parseInt(data[2]);

                if (index >= 0 && index <= numbers.size()) {
                    numbers.add(index, element);
                } else {
                    System.out.println("Invalid index");
                }

                break;
            case "Remove":
                int indexToRemove = Integer.parseInt(data[1]);

                if (indexToRemove >= 0 && indexToRemove <= numbers.size()) {
                    numbers.remove(indexToRemove);
                } else {
                    System.out.println("Invalid index");
                }

                break;
            case "Shift":
                if (numbers.size() > 0) {
                    int count = Integer.parseInt(data[2]) % numbers.size();
                    count = count % numbers.size();

                    if (data[1].equals("left")) {
                        for (int i = 0; i < count; i++) {
                            numbers.add(numbers.get(0));
                            numbers.remove(0);
                        }

                    } else {
                        for (int i = 0; i < count; i++) {
                            numbers.add(0, numbers.get(numbers.size() - 1));
                            numbers.remove(numbers.size() - 1);
                        }
                    }
                }
                break;
            }
        }

        System.out.println(numbers.toString().replaceAll("\\[|,|\\]", ""));
    }
}

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

public class BombNumbers {
    public static void main(String[] args) {


        Scanner sc = new Scanner(System.in);

        List<Integer> numbers = Arrays.stream(sc.nextLine().split("\\s+")).map(Integer::parseInt)
                .collect(Collectors.toList());

        String[] input = sc.nextLine().split("\\s+");
        int bombNumber = Integer.parseInt(input[0]);
        int bombPower = Integer.parseInt(input[1]);

        int sum = 0;

        while (numbers.contains(bombNumber)) {
            int indexBomb = numbers.indexOf(bombNumber);

            int left = Math.max(0, indexBomb - bombPower);
            int right = Math.min(numbers.size() - 1, indexBomb + bombPower);

            for (int i = right; i >= left; i--) {
                numbers.remove(i);
            }
        }

        for (int i = 0; i < numbers.size(); i++) {
            sum += numbers.get(i);
        }
        System.out.println(sum);

    }
}


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

public class AppendArrays {
    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        List<String> input = Arrays.stream(sc.nextLine().split("\\|")).collect(Collectors.toList());

        List<String> output = new ArrayList<>();

        for (int i = input.size() - 1; i >= 0; i--) {
            String[] numbers = input.get(i).split("\\s+");
            for (int j = 0; j < numbers.length; j++) {
                if (!numbers[j].equals("")) {
                    output.add(numbers[j]);
                }
            }
        }

        String print = output.toString().trim();
        System.out.println(print.replaceAll("\\[|,|\\]", ""));
    }
}