mro/xkcd936: Generate word combinations like in xkcd.com/936

miroir de https://code.mro.name/mro/xkcd936

Marcus Rohrmoser 2feb8d5225 more elegant.		il y a 4 ans
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dune	81f5430886 extract a string from a mmapped file	il y a 4 ans
lines.ml	2feb8d5225 more elegant.	il y a 4 ans