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https://github.com/imteekay/luhn

Luhn algorithm is a simple checksum formula used to validate a variety of identification numbers, such as credit card numbers, IMEI numbers, National Provider Identifier numbers
https://github.com/imteekay/luhn

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Luhn algorithm is a simple checksum formula used to validate a variety of identification numbers, such as credit card numbers, IMEI numbers, National Provider Identifier numbers

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# Luhn Algorithm

Check credit card number

[Coding Challenge: The Luhny Bin](http://blog.crazybob.org/2011/11/coding-challenge-luhny-bin.html)