MovingTarget

package ThirdTaskLists;

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

public class MovingTarget {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        List<Integer> targets = Arrays.stream(scanner.nextLine().split("\\s+"))
                .map(Integer::parseInt)
                .collect(Collectors.toList());
        String command = scanner.nextLine();

        while (!command.equals("End")) {

            if (command.contains("Shoot")) {
                int shootIndex = Integer.parseInt(command.split("\\s+")[1]);
                int shootPower = Integer.parseInt(command.split("\\s+")[2]);

                if (shootPower >= 0 && shootIndex < targets.size()) { //->има ли index
                    int newValue = targets.get(shootIndex);
                    newValue = newValue - shootPower;
                    if (newValue <= 0) {
                        targets.remove(shootIndex);
                    } else {
                        targets.set(shootIndex, newValue);
                    }
                }
            } else if (command.contains("Add")) {
                int addIndex = Integer.parseInt(command.split("\\s+")[1]);
                int addValue = Integer.parseInt(command.split("\\s+")[2]);
                if (addIndex >= 0 && addIndex < targets.size()) {
                    targets.add(addIndex, addValue);
                } else {
                    System.out.println("Invalid placement!");
                }
            } else if (command.contains("Strike")) {
                int strikeIndex = Integer.parseInt(command.split("\\s+")[1]);
                int radius = Integer.parseInt(command.split("\\s+")[2]);
                if (strikeIndex < 0
                        || strikeIndex >= targets.size()
                        || radius == 0
                        || radius > strikeIndex
                        || strikeIndex + radius >= targets.size()) {
                    System.out.println("Strike missed!");

                } else {
                    targets.removeAll(targets.subList(strikeIndex - radius, strikeIndex + radius + 1));

                }
            }
            command = scanner.nextLine();
        }

        for (int i = 0; i < targets.size() - 1; i++) {
            System.out.print(targets.get(i) + "|");
        }
        System.out.print(targets.get(targets.size() - 1));
    }
}