completedPlatinumPlatinum

Platinum Round 18

Start Time

Jun 13, 01:00 AM UTC

End Time

Jun 15, 01:00 AM UTC

Participants

16

Time Limit

150 min

This competition has ended. Submissions are no longer accepted.

Rules

No calculators allowed. WE RELY ON THE HONOR CODE.

Problems

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Allowed file types for submission:PDF, JPG, JPEG, PNG, GIF, WEBP, BMP, HEIC (max 50MB)
If on Mobile: please do not use camera upload.

Competition ended on 6/15/2026.

Problems from this competition are now available in the Problem Set.