frenchman.rb

class Person

  # attr_reader :height

  def initialize(height)
    @height = height
  end

  def speak
    puts "My height is #{@height}"
  end

  def run
    puts "Im running"
  end
end

class Man < Person
  def speak(another_string = nil)
    puts "hur hur hur my height is #{@height}"

    if another_string
      puts another_string
    end
  end
end

class FrenchMan < Man
  def speak
    puts "mon height, c'est #{@height}"
    super
  end
end

pierre = FrenchMan.new(200)
pierre.speak