c++ please :)

3. [15 pts] Implement the function addIntToStartOfList () that takes as argument a pointer to an existing linked-list and an integer value. The function should create a new node on the heap and add it to the head of the list, appropriately setting the head and tail members of the linked-list. Your code should work on a linked-list of any size including an empty list. You must comment your code. void addIntToStartOfList (LinkedList *list, int value)