Uncomplicated card validator in c++ using Luhn's Algorithm for both AMEX and others credit cards with 15 or 16 digits.
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Updated
Aug 7, 2022 - C++
Uncomplicated card validator in c++ using Luhn's Algorithm for both AMEX and others credit cards with 15 or 16 digits.
A card number validator using Luhn algorithm (modulus 10/mod 10) in C++.
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