Magic Sum

import java.util.Arrays;
import java.util.Scanner;

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

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

        for (int index = 0; index <= elements.length - 1; index++) {
            int firstNumber = elements[index];
            for (int i = index + 1; i <= elements.length - 1; i++) {
                int secondNumber = elements[i];
                if (firstNumber + secondNumber == sum) {
                    System.out.printf("%d %d%n", firstNumber, secondNumber);
                }
            }
        }
    }
}