268期：((04/06/09/13/17/19/20/21/27/28/31/33/37/40/42/45))开：27中
269期：((04/10/11/16/21/23/26/27/31/32/37/40/43/46/48/49))开：48中
270期：((02/04/06/08/09/10/11/13/21/22/29/30/35/47/48/49))开：30中
271期：((03/04/07/08/15/22/23/28/34/35/39/41/43/44/45/49))开：45中
272期：((02/03/07/08/10/11/12/19/24/26/29/31/33/34/40/42))开：//
