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

alphafalfa

26,624
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26,383
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🥉4

IT guy with exploratory nerding.

⛳

48 / 108 Holes

🔣

12 / 58 Langs

🏆

23 / 75 Cheevos

📅

Tongue-twisters in AWK in Chars Play Hole

5th in AWK and 350th overall.

Last tested .

Bytes Chars Submitted
462 462
493 493
497 497
503 503
504 504
505 505
508 508
514 514