HR30 Day 19: Interfaces/Python

개요

• HR30 Day 19: Interfaces

class AdvancedArithmetic(object):
    def divisorSum(n):
        raise NotImplementedError

class Calculator(AdvancedArithmetic):
    def divisorSum(self, n):
        sm = 0
        for i in range(1, n+1):
            if n%i == 0: sm += i
        return sm

n = int(input())
my_calculator = Calculator()
s = my_calculator.divisorSum(n)
print("I implemented: " + type(my_calculator).__bases__[0].__name__)
print(s)