in JAVA......

1- remove comma from the end of the array.

2- Next, use a loop to help determine and then print the average of all of the numbers. in a JOptionPane dialog window ( no scanners / system.out.print )

3- Next, print a list of all the numbers that are greater than the average.

4- Next, print a list of the number that are divisible by 3.

import javax.swing.*; import java.util.Random;

public class arraytest {

public static void main(String[] args) {

int [] array = new int[ 20 ]; Random r = new Random(); String msg = "Array is... "; for( int i = 0; i < array.length; i++ ) { array[i] = r.nextInt(100) + 1; msg += array[i] + ", "; } JOptionPane.showMessageDialog(null, msg );

} // end main

} // end class