Python Program to add three numbers using single inheritance

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In this program, you will learn how to add three numbers using single inheritance in Python.

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10 + 20 + 30 => 60

10 + 20 + 20 => 50

Example: How to add three numbers using single inheritance in Python

class First:
    def input(self):
        self.a = int(input("Enter first number:"))
        self.b = int(input("Enter second number:"))
        self.c = int(input("Enter third number:"))


class Second(First):
    def findsum(self):
        self.result = self.a + self.b + self.c

    def display(self):
        print("Sum of three numbers:", self.result)


obj = Second()
obj.input()
obj.findsum()
obj.display()

Output:

Enter first number:10
Enter second number:20
Enter third number:30
Sum of three numbers: 60