conskeptical

do you see what I see?
Jul 22
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Using logic to solve a coffee-table block puzzle, having failed at the trial-and-error approach… Thanks to Sebastian for the picture, and posing the problem in the first place :)

Using logic to solve a coffee-table block puzzle, having failed at the trial-and-error approach…

Thanks to Sebastian for the picture, and posing the problem in the first place :)

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