Write a program to create a class named Vehicle with attributes price, mileage and fuel and an initializer to initialize all the instance variables. Vehicle class must have a method getFuel() which returns the fuel and a method addFuel() to add the fuel. Create a subclass of Vehicle named Car with attribute car_name. Override the addFuel() method. Also override the getFuel() method in Car class to display the name of the Car and return the available fuel.