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

arntj

3,107
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3,105
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4 / 108 Holes

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1 / 58 Langs

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6 / 75 Cheevos

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Fizz Buzz in JavaScript in Chars Play Hole

787th in JavaScript and 2,788th overall.

Last tested .

Bytes Chars Submitted
63 63