Write a C++ program that prompts the user to enter a student first name and last name, and m the numbers of courses the student studied. The program reads the code, the grade, and the credit for each of the m courses and does the following 8 Calculates and prints the student's GPA using the following formula were C stands for the course credit and W stands for the weight of the course grade (weight of A is 4 B is 3, C is 2, D is 1, and F is 0) Calculates and prints the grade of the student's GPA (A if the GPA 2 4, B if 3 s GPA