Sha256: 9fc47559e526808babd471880bf0dc0fad05674f20847adff40185f6c47ff239
Contents?: true
Size: 375 Bytes
Versions: 180
Compression:
Stored size: 375 Bytes
Contents
module BookKeeping
VERSION = 3
end
class Squares
attr_reader :max
def initialize(max)
@max = max
end
def square_of_sum
sum = 0
(1..max).each do |i|
sum += i
end
sum**2
end
def sum_of_squares
sum = 0
(1..max).each do |i|
sum += i**2
end
sum
end
def difference
square_of_sum - sum_of_squares
end
end
Version data entries
180 entries across 180 versions & 1 rubygems