gistfile1.rb

class Store

  attr_accessor :name
  def initialize
    @name = "N/A"
    @@root = "Apple"
  end

  def root
    @@root
  end

  def root=(_root)
    @@root = _root
  end
end


studio_a = Store.new
data_express = Store.new
puts studio_a.name
puts data_express.name

studio_a.name = "Studio A"
puts studio_a.name
puts data_express.name

data_express.name = "Data Express"

puts studio_a.name
puts data_express.name


puts studio_a.root
puts data_express.root

studio_a.root = "Microsoft"
puts studio_a.root
puts data_express.root