The Octopus

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An Archaeopteryx and its family want to spend their weekend at Adventure Island. They see an Octopus ride. They want to enjoy it. However, there are some problems (as usual). Each family member likes some other person in the family. Each member insists that he/she will go on the ride only if all the people whom that person likes and all the people who like him/her also go on the ride. But if he/sh

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solution.cppC++17

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