Untitled

# Define the Country class
class Country
  # Define the initialize method for the Country class
  def initialize(name, tax_vat_rate)
    @name = name
    @tax_vat_rate = tax_vat_rate
  end

  # Define getters for the name and tax VAT rate attributes
  attr_reader :name, :tax_vat_rate
end

# Define the Enum class
class Enum
  # Define the initialize method for the Enum class
  def initialize(values)
    @values = values
  end

  # Define the each method for the Enum class
  def each
    @values.each do |value|
      yield(value)
    end
  end
end

# Create an array of Country objects for each European country
european_countries = [
  Country.new("United Kingdom", 0.2),
  Country.new("Germany", 0.19),
  Country.new("France", 0.2),
  Country.new("Spain", 0.21),
  Country.new("Italy", 0.22),
  Country.new("Netherlands", 0.21),
  Country.new("Belgium", 0.21),
  Country.new("Luxembourg", 0.17),
  Country.new("Austria", 0.2),
  Country.new("Bulgaria", 0.2),
  Country.new("Croatia", 0.25),
  Country.new("Cyprus", 0.19),
  Country.new("Czech Republic", 0.21),
  Country.new("Denmark", 0.25),
  Country.new("Estonia", 0.2),
  Country.new("Finland", 0.24),
  Country.new("Greece", 0.24),
  Country.new("Hungary", 0.27),
  Country.new("Ireland", 0.23),
  Country.new("Latvia", 0.21),
  Country.new("Lithuania", 0.21),
  Country.new("Malta", 0.18),
  Country.new("Poland", 0.23),
  Country.new("Portugal", 0.23),
  Country.new("Romania", 0.19),
  Country.new("Slovakia", 0.2),
  Country.new("Slovenia", 0.22),
  Country.new("Sweden", 0.25),
  Country.new("Iceland", 0.24),
  Country.new("Norway", 0.25),
  Country.new("Switzerland", 0.08),
  Country.new("Liechtenstein", 0.08),
  Country.new("Montenegro", 0.21),
  Country.new("Serbia", 0.20),