Criterion 2020 Round 2

Discussions Toph Contests
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Schedule

The contest will start on 2020-02-14T09:00:00Z and will run for 2 hours 45 minutes.

Click here to learn more about this contest.

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For problem E, it says “if two students with different parities (one student with even id and one student with odd id)”, but does it mean a student with prime id and a student with non-prime id?

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Why isn’t the round rated?

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Thank you, @aaman007! Ratings have been updated.

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