What is the output of the following Java program?public class Main { public static void main(String[] args) { int[] a = {1, 2, 3}; int[] b…

What is the output of the following Java program?

public class Main {
    public static void main(String[] args) {
        int[] a = {1, 2, 3};
        int[] b = a;
        b[0] = 9;
        System.out.println(a[0] + " " + a.length);
    }
}