Christmas GCHQ puzzle solver
Trying to learn Python and fancied trying to write a brute force solver for the 2015 GCHQ puzzle:
http://www.gchq.gov.uk/press_and_media/news_and_features/pages/directors-christmas-puzzle-2015.aspx
The data files include the input data, each itteration of the output is written to /tmp/results_*