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i have managed to do it thanks for your help

Random random = new Random();
HashSet<BouncingBall> balls = new HashSet<BouncingBall>();
for(int i=0; i<numberOfBalls; i++) {
...

int ballDiameter = 56+59*i; < thats where the size is changed

i holds the variable

yes thats the size

int ballDiameter = 56+59*i; is changes the size of the ball but its not random



Random random = new Random();
HashSet<BouncingBall> balls = new...

size is held in

class bouncingball



public BouncingBall(int xPos, int yPos, int ballDiameter, Color ballColor,
int groundPos, Canvas drawingCanvas)
{
...

Ok sorry, below are my three classes. I have been able to get the balls to randomly bounce but not to randomly change size.



import java.awt.*;
import java.awt.geom.*;
import...

Can anybody please help? really stuck

I am starting to learn java at home and one of the tasks in the book is to create a program which randomly changes the size of balls which are bouncing off the screen, but all i seem to be able to do...

I am starting to learn java at home and one of the tasks in the book is to create a program which randomly changes the size of balls which are bouncing off the screen, but all i seem to be able to do...