--- Revision None
+++ Revision 353536656433
@@ -0,0 +1,16 @@
+class << LotteryDraw
+   def play
+     final = LotteryTicket.new_random
+     winners = {}
+     @@tickets.each do |buyer, ticket_list|
+       ticket_list.each do |ticket|
+         score = ticket.score( final )
+         next if score.zero?
+         winners[buyer] ||= []
+         winners[buyer] << [ ticket, score ]
+       end
+     end
+     @@tickets.clear
+     winners
+   end
+ end