4 ms·
Very similar to the "Blue-Eyed Islanders" riddle: https://www.popularmechanics.com/science/math/a26557/riddle-of-the-week-27-blue-eyed-islanders/ https://www.po
by n4r9 8y ago
Very similar to the "Blue-Eyed Islanders" riddle: https://www.popularmechanics.com/science/math/a26557/riddle-of-the-week-27-blue-eyed-islanders/ https://www.popularmechanics.com/science/math/a26557/riddle-...
They should make it clearer in the introduction that there is no overlap between the visible statues from each side.
- joshumax 8y agoFunny enough, it was the exact puzzle which I read about on XKCD that allowed me to draw a conclusion for this one so quickly. The trick for these is using shared knowledge and a shared signaling mechanism to deduce overall state at a specific time period.
- n4r9 8y agoxkcd calls it the "hardest logic puzzle in the world". I think this one is a lot harder: http://olivernash.org/2009/10/31/yet-another-prisoner-puzzle/index.html http://olivernash.org/2009/10/31/yet-another-prisoner-puzzle...
- misterdata 8y agoMuch better explanation by Nick Berry: http://datagenetics.com/blog/december12014/index.html http://datagenetics.com/blog/december12014/index.html
- jacobush 8y agoIs this used by some cryptocurrency?