@bill
> Would be interesting to calculate how much my crude hack tends to
> deviate from the perfect solution(s).

You might be more interested in speed.


@matthew
> I aim to have a mix...

I hope (most of) the quizzes will leave some room for "creativity".
Maybe there shouldn't be a proven set of best solutions. But a
comparison of well thought-out approaches is interesting of course.
I'm looking forward to the write-up.

Regards,
Thomas.