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

📅

Fizz Buzz in Crystal in Bytes Play Hole

47th in Crystal and 9,422nd overall.

Last tested .

Bytes Chars Submitted
107 107
111 111
114 114
115 115
117 117
124 124
125 125
127 127