simple recursion help
steven.bethard at gmail.com
Sat Oct 23 22:56:53 CEST 2004
drs <drs <at> remove-to-send-mail-ecpsoftware.com> writes:
> I am looking for a list of all unique strings of length x whose
> elements are from the set a, b, and c.
Does anyone know what this operation is called? It's not permutations or
combinations as I understand them since permutations and combinations do not
allow repetition. I assume there was already a solution for this somewhere, but
I didn't know what term to google for.
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