This is a (fairly simple) example of a class of problems that motivated this CS paper, and a whole range of research that has followed it in the last 10 years or so. The "Muddy Children" problem in section 2 of the paper is really quite impressive, IMHO.

In reply to Re: (OT) Meditate on this brain-teaser by Anonymous Monk
in thread (OT) Meditate on this brain-teaser by japhy

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