#!/usr/local/bin/ruby
require 'pp'


class AnondArchive
  attr_reader :url, :year, :month, :year_urls

  def initialize(url="https://anond.hatelabo.jp/archive/")#, year, month)
    @url = url; @year = year; @month = month
  end


	def add_year
		@year_urls = []
		(6..17).each do |n|
		  n = "0" + n.to_s unless n.to_s =~ %r|^[1][0-7]$|
		  @year = "20" + n.to_s
		  @year_urls << @url + @year
		end
		return @year_urls
	end
end

sample = AnondArchive.new("https://anond.hatelabo.jp/archive/")
#puts sample.url
#puts sample.year
#puts sample.month
pp sample.add_year