Post_25.1.rb

class Flight

  attr_accessor :origin, :destination, :departure, :arrival, :price

  def initialize(list)
  	@origin = list[0]
  	@destination = list[1]
  	@departure = list[2]
  	@arrival = list[3]
  	@price = list[4]
  end

  def no_lay_over
    @origin == "A" && @destination == "Z"
  end

  def lay_over_one
    @origin == "A" && @destination != "Z"
  end

  def lay_over_two
    @origin != "A" && @destination != "Z"
  end

  def lay_over_three
    @origin != "A" && @destination == "Z"
  end
end