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

oddvalue

8,232
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8,107
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🥉0

⛳

11 / 108 Holes

🔣

2 / 58 Langs

🏆

11 / 75 Cheevos

📅

Quine in PHP in Chars Play Hole

51st in PHP and 3,173rd overall.

Last tested .

Bytes Chars Submitted
54 54