In this assignment, you will implement the following two classes.

1. Date class

Day, Month, and Year

A default and User-defined constructor

Function to setDate with month, day, and year You should validate the date ; 12/03/2021 is a valid date while 33/6/2021 is not. Hint: use the calendar to determine how many days in each month.

Function to print the date in nice format 12/03/20121 (overload cout << )

A member function to increment a specified date with a specified integer value. You should deal with all special cases, I mean when the day is 30 or 31

. Date d1(19,6,2021) ;

Date d1=d1+1;

cout<

It should print 20/6/2021

2. Employee Class

First name, last name,Salary, BirthDate , and HireDate. BirthDate and HireDate should be objects from the previous Date class.

A user defined constructor with the four arguments(First name, last name,BirthDate , and HireDate).

Friend function to overload cout << employee

3. The main should test the following tasks

1. Read information of employees from a file and store them in an array of employees.

File structure

#of Employee

firstname lastname salary birthdate hiredate

2

Ali Ahmad 3000 12/4/1999 9/3/2006

Samia Khalid 2700 12/8/2002 29/6/2020

2. Print all Employees.

3. A function that takes an array of employees and a specified filter such as hire date and prints and returns a new array with all employees that satisfied that filter. Write at least two reasonable functions.

4. A function that creates a new employee and appends it to the existing file. You should update the number of employees in the first line of file.