[mercury-users] challenge

[David Matthew Overton]

On Mon, Sep 28, 1998 at 04:18:37PM EST, Andrew Bromage wrote:
> G'day all.
> 
> David Matthew Overton wrote:
> 
> Here's a variation on the same theme, using stacks instead of
> closures.
> 

I like your solution better than mine, Andrew.  Particularly because
it does an in-order traversal (which is what Peter asked for) rather
than pre-order.  Perhaps I should read the question properly next time :-)

David
-- 
David Overton
MEngSc Student                       Email: dmo at cs.mu.oz.au     
Department of Computer Science       Web: http://www.cs.mu.oz.au/~dmo
The University of Melbourne          Phone: +61 3 9344 9159