Another Beginner Q

[Shriram Krishnamurthi <sk@cs.brown.edu>]

Lam, I don't think this is an appropriate place to post homework
questions.  You really ought to take those up directly with your
university's instructional staff.

Lam Kok Keong wrote:

> I'm kind of desperate as well.. been working on this for the past one
> week but can't work out the answer..
> 
> Construct a procedure that take two list p, q and return a list that
> contain reverse order of p and q. But it should not create new cons
> cells.
> e.g. (revert (list 1 2 3) (list 4 5 6)) produce (3 2 1 4 5 6)
> 
> Would be grateful if anyone could point out some pointers or solution.
> 
> 
>