03. Numbers

package examPreparation;

import java.util.*;

public class P03Numbers {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int[] numbersArr = Arrays.
                stream(scanner.nextLine().split(" "))
                .mapToInt(Integer::parseInt)
                .toArray();

        double sum = 0;
        for (int i = 0; i < numbersArr.length; i++) {
            int currentNum = numbersArr[i];
            sum = sum + currentNum;
        }

        double avg = sum / numbersArr.length;

        List<Integer> topNumbers = new ArrayList<>();

        for (int i = 0; i < numbersArr.length; i++) {
            int currentNum = numbersArr[i];

            if (currentNum > avg) {
                topNumbers.add(currentNum);
            }
        }

        //4 1 3 5 2
        Collections.sort(topNumbers); //1 2 3 4 5
        Collections.reverse(topNumbers); //5 4 3 2 1

        if (topNumbers.size() > 5) {
            for (int i = 0; i < 5; i++) {
                System.out.print(topNumbers.get(i) + " ");
            }
        } else if (topNumbers.isEmpty()) {
            System.out.println("No");
        } else {
            System.out.println(topNumbers.toString().
                    replaceAll("[\\[\\],]", ""));
        }
    }
}