COMPUTER SCIENCE: C++

Assume that a singly linked list is implemented with a header node, but no tail node, and that it maintains only a pointer to the header node. Write a class that includes methods and maintaining the singly linked list in sorted order.

a. Return the size of the linked list b. Print the linked list c. Test if a value x is contained in the linked list d. Add a value x if it is not already contained in the linked list e. Remove a value x if it is contained in the linked list