The Card Number Validation hole will go live in . Why not try and solve it ahead of time?

sean-niemann πŸ‡ΊπŸ‡Έ

102,874
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102,492
πŸ’Ž190
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πŸ₯‡1,058
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πŸ₯ˆ350
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πŸ₯‰387

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108 / 108 Holes

πŸ”£

41 / 58 Langs

πŸ†

66 / 75 Cheevos

πŸ“…

Reversi in Java in Chars Play Hole

1st in Java and 50th overall.

Last tested .

Bytes Chars Submitted
186 186