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

anter69 🇭🇺

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103 / 108 Holes

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57 / 58 Langs

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59 / 75 Cheevos

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Holes Authored

Niven Numbers (Long) in Python in Chars Play Hole

44th in Python and 386th overall.

Last tested .

Bytes Chars Submitted
112 54
57 57