class Main { String names[] = new String[200]; String numbers[] = new String[200]; }and similarly in the revised definition of Main
Slides 36 and 37 `Modifiers' should say that `only access modifiers may be applied to constructors' rather than that `there are no constructor modifiers'.
A semicolon is misplaced is the central part of Slide 76 `(Ab)using exceptions'. It should read
for (int i = 0; ; i ++) { System.out.println (array[i]); }
Slide 123 `Input using inner classes' should include an additional closing bracket at the end of the source code, i.e.
addActionListener (new ActionListener () { public void actionPerformed (ActionEvent e) { .. } });