code for counter: int count = 0;
{if (balloon !=null )
{
getWorld().removeObject(balloon);
count++;
example EXAMPLE = new example();
}
act();
{
getWorld().addObject(example) ;
}
//Create a new class, example
act();
{
setImage((new GreenfootImage("Counter : " + count,50,Color.GREEN,new Color(0,0,0,0))));
}
}
}
;
}

