exeption is a class that basically inherits from the std::exeption class shoudldn't be in orthodox canonical form
Bureaucrat class : it must have a name and an int as a grade (goes from 1 - 150)
based on the grade any attempt to instansiate a bureaucrat with an invalid grade must throw an error
requirements of the day : know basically what are exceptions and how to work with exception class , know multiple concepts for the day
rearrange my stuf since i 'm back to khouribga need to know more about the project architecture scince i need to push tomorrow ! gl