ejwu/ofc — pull request #2 by abliss (2013-08-21 08:09:57+00:00)
Title: Adds a shortcut for generateHands in the common last-street case.

On my system, provides a 43% speedup for the calculation of 12th street.

(your speedup will likely be more modest; apparently the openjdk6-arm jvm is pretty slow at creating HashSets)