'''
CSCI 204.01 Exam 1 review exercise
Divide the students into groups and each group solves one proble, then exchange their ideas
or solution.
1. Write a Python function that can remove all nodes with specific data value in a doubly linked list.
2. Write a Python function that can count the number of nodes in a circular linked list with a specific data value.
3. Write an operator overloading function __sub__ that removes a node with specified value in a singly linked list.
4. Write a recursive function to compute the length of a singly linked list.
5. Write a child class with a constructor, string function, length function that inherits information from a parent class.
'''

'''
This is the start file for P5, object and inheritance
'''
class Vehicle:

    def __init__(self, in_engine_size, in_fuel_capacity):
        """A vehicle object has two attributes, engine_size
           and fule_capacity, both are assumed to be integers"""
        self.engine_size = in_engine_size
        self.fuel_capacity = in_fuel_capacity

    def __str__(self):
        """String function"""
        return "Vehicle : \n" + "Engine size : " + str(self.engine_size) \
               + "Fuel capacity : " + str(self.fuel_capacity) + "\n"

"""
You need to define a Car class that inherits from Vehicle, with extra
attributes of num_seats and num_doors.
Define the constructor and its string funciton.
"""