#include <iostream.h>
#include <iomanip.h>
#include <time.h>

// Customer class declaration
// precondition: srand() must be called once before any function methods
// postcondition: arrive(void) returns a random integer between 1 and 15
//              : gallons(void) returns a random integer between 3 and 20

#include <stdlib.h>
class Customer
{
  public:
    Customer(void) {cout << "\n*** A new customer has been created ***" << endl;};
    ~Customer(void) {cout << "!!!! This customer object has been deleted !!!!" << endl;};
    int arrive(void) {return(1 + rand() % 16);};
    int gallons(void) {return(3 + rand() % 21);};
};

int main()
{
   Customer *anotherCust;   // declare 1 pointer to an object of type Customer
   int i, howMany;
   int interval, request;

   cout << "Enter the number of customers to be created: ";
   cin >> howMany;
   srand(time(NULL));
   for(i = 1; i <= howMany; i++)
   {
     // create a new object of type Customer
     anotherCust = new Customer;

     // use the pointer to access the member functions
     interval = anotherCust->arrive();
     request = anotherCust->gallons();
     cout << "The arrival interval is " << interval << " minutes" << endl;
     cout << "The new customer requests " << request << " gallons" << endl;
     cout << "The memory address of this object is: "<< anotherCust << endl;

     // delete the created object
     // delete anotherCust;
   }

  return 0;
}