270期：((10/11/14/15/19/23/28/31/35/36/39/40/42/43/45/46))开：42中
271期：((02/04/12/13/21/23/25/27/28/30/31/37/39/40/44/47))开：40中
272期：((02/03/05/07/08/18/21/26/27/29/33/36/37/43/48/49))开：30错
273期：((03/04/09/12/14/18/19/21/27/31/34/40/42/43/48/49))开：41错
274期：((04/08/09/12/13/18/19/24/29/30/33/37/39/40/41/45))开：//
