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

bbakersmith

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60 / 108 Holes

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15 / 58 Langs

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29 / 75 Cheevos

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Fizz Buzz in SQL in Chars Play Hole

39th in SQL and 7,416th overall.

Last tested .

Bytes Chars Submitted
151 151