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Problems for Year 35 (2023–2024)

Round 3 problems have been released!

The Round 3 submission deadline is January 03, 2024.
Web submissions are due at 10 p.m. Eastern / 7 p.m. Pacific.
Mail submissions must be postmarked on or before the due date.

Remember to read and follow the rules of the contest. In particular, remember to fully justify all of your answers. Do not just send numerical answers.


Note: Use of these templates is optional, but recommended.


When you’ve finished writing and proofreading your solutions, log in or register to submit online. If you are mailing your solutions, address them to:

55 Exchange Place
Suite 603
New York, NY 10005

Past rounds

Rounds from previous years can be found on our Past Problems page.