9. Pass By Reference, In the space below, give a function named split (). This function will take two double parameters passed by address, a and b, and an integer percentage, p, passed by value. The job of the function will be to decrease the value of a by p percent and set b to p percent of a. For example, if called with values 300.0, 50.0 and 10, the function will change a to 270.0 (300.0 decreased by 10 percent) and set b to 30.0 (10 percent of 300.0) (7 pts)