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

madex 🇩🇪

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112 / 112 Holes

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61 / 61 Langs

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54 / 77 Cheevos

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Card Number Validation in Ruby in Bytes Play Hole

21st in Ruby and 576th overall.

Last tested .

Bytes Chars Submitted
104 104
105 105
106 106