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- import java.util.Arrays;
- import java.util.List;
- import java.util.Scanner;
- import java.util.stream.Collectors;
- public class P04ListManipulationBasics {
- public static void main(String[] args) {
- Scanner scanner = new Scanner(System.in);
- List<Integer> numbersList = Arrays.stream(scanner.nextLine().split(" "))
- .map(Integer::parseInt)
- .collect(Collectors.toList());
- String lineInput = scanner.nextLine();
- while (!lineInput.equals("end")) {
- String[] commandArr = lineInput.split(" ");
- String command = commandArr[0];
- switch (command) {
- case "Add":
- int numToAdd = Integer.parseInt(commandArr[1]);
- numbersList.add(numToAdd);
- break;
- case "Remove":
- int numToRemove = Integer.parseInt(commandArr[1]);
- numbersList.remove(Integer.valueOf(numToRemove));
- break;
- case "RemoveAt":
- int indexRemove = Integer.parseInt(commandArr[1]);
- numbersList.remove(indexRemove);
- break;
- case "Insert":
- int numberToInsert = Integer.parseInt(commandArr[1]);
- int indexToInsert = Integer.parseInt(commandArr[2]);
- numbersList.add(indexToInsert, numberToInsert);
- break;
- }
- lineInput = scanner.nextLine();
- }
- System.out.println(numbersList.toString().replaceAll("[\\[\\],]", ""));
- }
- }
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