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

Euler-37

13,139
13,089
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🥈0
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23 / 112 Holes

🔣

1 / 61 Langs

🏆

12 / 77 Cheevos

📅

Leap Years in Fortran in Chars Play Hole

30th in Fortran and 3,783rd overall.

Last tested .

Bytes Chars Submitted
121 121