Hierarchical Inheritance

Medium Single Inheritance Fundamentals

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Problem Statement

Define a base class `Animal` with a class attribute `species = ‘Mammal’`. Create two derived classes, `Dog` and `Cat`, that both inherit from `Animal`. Instantiate both and print their species.

Input Format

None

Output Format

Print 'Dog: Mammal' and 'Cat: Mammal' on separate lines.

Constraints

None

Sample Output

Dog: Mammal
Cat: Mammal

Explanation

Multiple classes can inherit from a single base class, sharing its logic and state.

Starter Code

class Animal:
    species = 'Mammal'

# Define Dog and Cat classes here

if __name__ == '__main__':
    # Instantiate both and print species
    pass

Limits

Time Limit: 1s
Memory Limit: 256MB

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