18 lines
231 B
Ruby
18 lines
231 B
Ruby
|
def sum_of_square(n)
|
||
|
sum=0
|
||
|
(1..n).each do |x|
|
||
|
sum+=x**2
|
||
|
end
|
||
|
sum
|
||
|
end
|
||
|
|
||
|
def square_of_sum(n)
|
||
|
sum=0
|
||
|
(1..n).each do |x|
|
||
|
sum+=x
|
||
|
end
|
||
|
sum**2
|
||
|
end
|
||
|
|
||
|
puts square_of_sum(100) - sum_of_square(100)
|