RemoveNegativesAndReverse_Lists_Lab

package feb19_Lists_Lab;

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

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

        Scanner sc = new Scanner(System.in);

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

        numbers = numbers.stream().filter(e -> e >= 0).collect(Collectors.toList());

        if (numbers.size() != 0) {
            for (int i = 0; i < numbers.size() / 2; i++) {
                int current = numbers.get(i);
                numbers.set(i, numbers.get(numbers.size() - 1 - i));
                numbers.set(numbers.size() - 1 - i, current);
            }
            System.out.println(numbers.toString().replaceAll("[\\[,\\]]", ""));
        } else {
            System.out.println("empty");
        }

    }
}