class Cat
    attr_reader :color, :breed
    attr_accessor :name

    def initialize(color, breed)
        @color = color # instance variable
        @breed = breed # instance variable
        @hungry = true
    end

    def feed(food)
        puts "Mmm, " + food + "!"
        @hungry = false
    end
    def hungry?
        if @hungry
            puts "I\'m hungry!"
        else
            puts "I\'m full!"
        end
        @hungry
    end
    def speak
        puts "Meow!"
    end
end
# Instance variables belong to each instance of a given class.

kitty = Cat.new("grey", "Persian")

puts "Let\'s inspect our new cat:"
puts kitty.inspect

puts "What class does our new cat belong to?"
puts kitty.class

puts "is our new cat an object"
puts kitty.is_a?(Object)

puts "What color is our cat?"
puts kitty.color

puts "Let\'s give our cat a name."
kitty.name = "Lazengann Overload!"
puts kitty.name

puts "Is our cat hungry now?"
kitty.hungry?

puts "Let\'s feed our cat"
kitty.feed("tuna")

puts "Is our cat hungry now?"
kitty.hungry?

puts "Our cat can make noise"
kitty.speak