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

Steffan153 (he/him) 🇫🇮

103,878
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108 / 108 Holes

🔣

57 / 58 Langs

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70 / 75 Cheevos

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φ in PHP in Bytes Play Hole

1st in PHP and 231st overall.

Last tested .

Bytes Chars Submitted
93 93
95 95
96 96