احمد البطل

Implement a class date, the class has members: day, month, year, consider all the months to be 30 days, the class has setter and getter functions in addition to the appropriate constructors. Implement a 2 nd class Person. A person has a name and a birthday. Derive classes Student and Instructor from Person. A student has a major and admission date, and an instructor has a salary and hiring date. Write the class definitions, the constructors, and the member functions: print() for all classes, instructor seniority (instructor)for instructors to find which instructor has seniority above the other, void grad_date() to print the graduation year expected for the student, setter and getter functions for all classes. In the main function: define 1 student, 2 instructors, find the graduation date of the student given the bachelor degree takes 5 years, find which instructor has seniority above the other