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Informally, an algorithm is a set of explicit instructions used to solve a problem (e.g. Euclid's algorithm for computing the greatest common divisor of two integers). For more specific questions on algorithms, this tag may be used in conjunction with the approximation-algorithms, algorithmic-randomness and algorithmic-topology tags.

38 votes

Generalization of the shakehands/condom puzzle?

Thank you for posting my solution. I am still amazed that this problem remains controversial after 20 years. Indeed, before publication, my book editors communicated statements to the effect that the …
ilan vardi's user avatar