#include <iostream> 
 using namespace std;
 
 #include "ccc_empl.h"
 
 /**
    Raise an employee salary 
    @param e employee receiving raise
    @param by the percentage of the raise
 */
 void raise_salary(Employee& e, double by)
 {  double new_salary = e.get_salary() * (1 + by/100);
    e.set_salary(new_salary);
 }
 
 int main()
 {  Employee harry("Hacker, Harry", 45000.00);
    raise_salary(harry, 5);
    cout << "New salary: " << harry.get_salary() << "\n";
    return 0;
 }