﻿class Person:

    def __init__(self):
        self.name = ""
        self.age = 0

class Student(Person):

    def set_details(
        self,
        name,
        age
    ):
        self.name = name
        self.age = age

class GraduateStudent(Student):

    def display_details(self):
        print(
            "Name:",
            self.name
        )

        print("Age:", self.age)

student = GraduateStudent()

name = input("Enter Name: ")

age = int(input("Enter Age: "))

student.set_details(
    name,
    age
)

student.display_details()