If exactly three of the students review Undulation, which one of the following could be true?
Eugeneon July 16 at 12:10PM
Why E?
In the video explanation, putting E in sunset violates the 4th rule where exactly two students review the same play or play(s) as each other. Can someone please explain this?
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Is that for this question, or for a different one that may have added some other constraint? I think we could absolutely put O in sunset and still have the two reviewing the same be ok. For example we could have
