dubrovskyi

package Package1;


public class NewClass3 {

    public static void main(String[] args) {

        System.out.println("Hello world!");

    }

dubrovskyi

package Package1;

import java.lang.reflect.Array;
import java.util.Arrays;


public class NewClass1 {
    public static void main(String[] args) {
        int[] arr = {1, 9, 3, 8, 5, 6, 7};
        /*