Definitions

A class car: is defined with the following private data members:

the year: an integer value representing the car$$s year.

the condition: an enum CONDITION with values USED $=10,$ NEW $=20,$ and CERTIFIED $=30.$

the mileage: an integer value $>=0$ indicating the car$$s mileage.

the price: an integer value representing the dollar amount.

the model: a variable size c string $($char $*)$ to store the car$$s model.

The $5-$tuple $($year$,$ condition, mileage, price, model$)$ identify a car.

The cars$\_$db$.$txt has the following format: