Challenge #487: User Group Analysis

[Kenda]

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[olga_strubbe]

Thank you, @AkimasaKajitani

This was a great challenge.  I followed in your footsteps in solving it - this seemed an easier and more straightforward way in getting at the solution for me. 

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[fdavy]

Definetively not the most optimized one, but still works.

[Dhrish]

Solution

[skichiban_hk]

attached with the answer

[clewis28]

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[TobiasFitschen]

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[anuelle]

Solution

[alexnajm]

Done!

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more tools than most, but I'm content

[EKasminsky]

Nice little challenge. Slightly annoyed that "group leaders" and "members" are considered seperate people. Aren't group leaders members of their own group?