"Bruno Campanini" wrote in message
On the other hand, *why* do you want it to be unrolled?
Why you ask me that?
You seem reluctant to give a reason. Is this homework to find a less elegant
non-recursive alternative as an exercise?
Here's a Google search that'll get you started:
https://www.google.com/search?q=stri...+non-recursive
Really I don't need that.
Why not? I found several potential solutions in a few minutes.
Peter T