One of the cited papers is a really nice read to solve an even harder version of the problem using only two questions. The reasoning behind the solution is explained in a pretty clear and detailed, but not overly verbose, way. For those who have basic knowledge about logic it is a nice application of the fact that a boolean expression has three possible values - true, false, and .
Unfortunately the file is behind a paywall (science's version of the age of information), so I'm afraid it's restricted to those with university access.
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[ 4.4 ms ] story [ 8.4 ms ] threadUnfortunately the file is behind a paywall (science's version of the age of information), so I'm afraid it's restricted to those with university access.
http://onlinelibrary.wiley.com/doi/10.1111/j.1467-8284.2007....