re: Project Euler #6 - Sum Square Difference VIEW POST

FULL DISCUSSION
 

Ruby:

def sum_square_difference(n)
  numbers = (1..n)
  square_of_sum = numbers.sum ** 2
  sum_of_square = numbers.map { |n| n ** 2 }.sum
  square_of_sum - sum_of_square
end

puts sum_square_difference(10)
 
code of conduct - report abuse