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The Algorithm behind Credit Card Verification

What is the Luhn Algorithm and How to use it — Python Tutorial

Photo by Blake Wisz on Unsplash

The Luhn algorithm or the Luhn formula, also known as the modulo 10, mod 10 algorithm or the double-add-double method, is a simple method for calculating a checksum. It was developed in the 1950s by the German-American computer scientist Hans Peter Luhn [1]. Among other things…

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