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

cbiggins

675
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667
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🥉0

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2 / 108 Holes

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1 / 58 Langs

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5 / 75 Cheevos

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Poker in PHP in Bytes Play Hole

6th in PHP and 446th overall.

Last tested .

Bytes Chars Submitted
2,573 2,573
2,932 2,932
2,943 2,943
3,132 3,132
3,558 3,558
3,842 3,842
3,969 3,969
6,005 6,005