JosephDunivan/Adds Digits of an Integer.rb

## Adds Digits of an Integer.rb
def add_digits(n)
  #maps characters of a string and converts it back to integers in an array
  sum = n.to_s.chars.map(&:to_i)
  #collapses the array by adding elements together. Same as inject.
  sum.reduce(:+)
end
	def add_digits(n)
	#maps characters of a string and converts it back to integers in an array
	sum = n.to_s.chars.map(&:to_i)
	#collapses the array by adding elements together. Same as inject.
	sum.reduce(:+)
	end