int sales = 0; int region = 1; int totRegSales = 0; while (region < 3) { cout << "First sales amount for Region " << region << ": "; cin >> sales; while (sales > 0) { totRegSales = totRegSales + sales; cout << "Next sales amount for Region " << region << ": "; cin >> sales; } //end while cout << endl << "Region " << region << " sales: $" << totRegSales << endl << endl; region = region + 1; totRegSales = 0; } //end while cout << "End of program" << endl;

In the code shown above, the ____ variable is used as an accumulator.