Register for CS50x Puzzle Day 2024
Solve a packet of problems!

Friday, April 5, 2024 – Monday, April 8, 2024

Register here! See for all details!
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Email *
Are you sure your email address is correct? *
Name *
Country *
Have you participated in CS50x Puzzle Day before?
How did you hear about CS50x Puzzle Day 2024?
Are you looking for teammates? *
Are you a teacher hoping to host CS50x Puzzle Day 2024 at your school?
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I understand that, if I have any teammates, they should also register themselves individually via this same form. *
I understand that submitting my answers to the puzzles will require that I log in with a (free) GitHub account *
If you don't have one already, you can sign up for a (free) GitHub account at
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A copy of your responses will be emailed to the address you provided.
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