Exercise 2: Students Average Marks

Problem statement

Write a class Student that contains the following data members and member functions, and performs the following operations:

• Private data members:

  • float data members: mark1 and mark2.

  • int data member: rollno

• Public member functions:

  • Default constructor: Takes no parameters and initializes mark numbers to 0 and the roll no to 1.

  • Parameterized constructor: Takes the three private data members as arguments and sets them to given values.

  • GetMarks(int marknumber) function: Returns mark1 if marknumber equals 1 and mark2 otherwise.

  • calc_average() function: Takes the two marks entered and returns their average.

Sample input