square_naturals.py

#! /usr/bin/env python
# -*- coding: utf8 -*-

class Naturals(object):
	def __init__(self, n):
		self.n = n
	
	def sum_square(self):		
		for i in range(self.n):
			i = i**2
		
		return i
	
	def square_sum(self):		
		
		for i in range(self.n):
			i += i
		
		return i**2
	
	def between_sum(self):
		if self.sum_square > self.square_sum:
			return self.sum_square() - self.square_sum()
		else:
			return self.square_sum() - self.sum_square()

#Init method
natural = Naturals(100)
#Sum Saquare
print 'Soma dos Quadrados: {0}'.format(natural.sum_square())
#Square Sum
print 'Quadrados das somas: {0}'.format(natural.square_sum())
#Diference
print 'Diferença da soma dos quadrados: {0}'.format(natural.between_sum())