class Integer
  def pluralize(desc)
    if self == 0
      "no #{desc.to_s.pluralize}"
    elsif self == 1
      "#{self} #{desc}"
    else
      "#{self} #{desc.to_s.pluralize}"
    end
  end

  def dotted
    data = self.to_s
    while data.sub!(/(\d)(\d{3})$/, "\\1.\\2")
      1
    end
    data
  end
end