gistfile1.txt

class Animal 
  attr_accessor :name
  attr_accessor :age
  attr_accessor :sex

  def initialize(name, sex, age)
    @name = name
    @sex = sex
    @age = age
    @hunger_level = rand(10)
    
  end
  
end

class Lion < Animal
    #hunger_level = rand(10)
end

class Tiger < Animal
    #hunger_level = rand(10)
end

class Monkey < Animal
    #hunger_level = rand(10)
end

class Zoo

  def initialize
    @animals_in_zoo = []
  end

  def add_animal(name)
    if @animals_in_zoo.include?(name)
      "THE SAME ANIMAL - ERROR!"
    else 
      @animals_in_zoo.push(name)
    end
  end

  def feed_animal
  end
end