Build a C Payment Application

The project can be distributed over 6 main tasks:


Development environment preparation
Create modules folders
Create .c and .h file for each module
Add header file guard
Create the main.c file
Implement the card module



Fill in application.h file with functions' prototypes
Implement appStart function
Testing the application
Transaction approved user story
Exceed the maximum amount user story
Insufficient fund user story
Expired card user story
Invalid card user story