require_relative 'enumerable/average'
require_relative 'enumerable/drop_last'
require_relative 'enumerable/drop_last_while'
require_relative 'enumerable/exactly'
require_relative 'enumerable/frequencies'
require_relative 'enumerable/several'
require_relative 'enumerable/sum'
require_relative 'enumerable/take_last'
require_relative 'enumerable/take_last_while'