Visa, Master Card and American Express Credit Card Checker in C Programming Language.

Embedded Systems Professional Nanodegree Payment Application Project

Implementation of Luhn Algorithm used to validate credit Cards using C language

Berechnet das Kreditkarten Institut und korrekte Prüfziffer mit Hilfe des Luhn-Algorithmus.

C program with Luhn's Algorithm implemented to test credit card validity. This is a simple checksum formula used to validate a variety of identification numbers from user.

Embedded Systems Professional Nanodegree Payment Application Project

A simple program in C that check if a number is a valid credit card number developed during CS50 intro to computer science course.

💳 Credit card number validation using Luhn's algorithm (AMEX, MasterCard, Visa)

A program to validate credit card numbers and identify card types (Visa, MasterCard, AMEX) using Luhn's Algorithm

Validate credit card number using Luhn’s algorithm. CS50 Problem Set 1 & 6.

Pure C implementation of two functions related to Luhn algorithm

Credit Card Validator: A C program implementing Luhn's Algorithm for credit card validation, supporting American Express, MasterCard, and Visa cards. Contribute to enhance this tool for broader usability and accuracy.

Implementation of Luhn algorithm in pure C

Credit card number validation using Luhn's Algorithm in C. Implemented major required built-in C functions by myself for improving skills and logic