The Tic-tac-toe hole will go live in approximately 3 days. Why not try and solve it ahead of time?

Seanharrs

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12 / 112 Holes

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10 / 61 Langs

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13 / 77 Cheevos

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9 Nov 2021

12 Days of Christmas

Abundant Numbers

Card Number Validation

Evil Numbers

Evil Numbers (Long)

Fibonacci

Fizz Buzz

485 921 633 449 915 805 584 565 737 551

Foo Fizz Buzz Bar

Leap Years

Odious Numbers

Odious Numbers (Long)

Tongue-twisters