animal.rb

class Animal
  attr_reader :name

  def initialize(name)
    @name = name
  end

  def eat
    3.times { puts "chomp" }
  end

  def emote
    puts "[slience]"
  end
end

class Duck < Animal
  def emote
    2.times { puts "quack" }
  end
end

class Cat < Animal
  def emote
    if name == 'Grumpy'
      puts "NO!"
    else
      puts "purrrr"
    end
  end
end

class Dog < Animal
  def emote
    10.times { puts "BARK!" }
  end
end


quackers = Duck.new('Quackers')
quackers.eat
quackers.emote

grumpy_cat = Cat.new('Grumpy')
grumpy_cat.emote

annoying_dog = Dog.new('Yippy')
annoying_dog.emote