Could've been a bad shuffle implementation. There are lots of ways to do that: http://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle#Implementation_errors h

Could've been a bad shuffle implementation. There are lots of ways to do that: http://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle#Implementation_errors http://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle#Im...