Just for fun: Countdown numbers game solver

Arnaud Delobelle arnodel at googlemail.com
Tue Jan 29 11:34:10 CET 2008

On Jan 29, 9:02 am, david.hot... at blueyonder.co.uk wrote:

Oops I sent too quickly...

> If you've found an efficient way to walk through the possible
> solutions only once, then
> -  I expect that yours will be faster
> -  and well done!
> I guess I should try to understand your code...

My code is quite naive and I suspect that combining your caching and
the tree pruning discussed in this thread would yield faster results.
Not sure if I'll have time to try this though...


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