271期：{{06/11/13/14/19/21/22/26/28/29/36/37/40/46/47/49}}开：26中中中
272期：{{01/03/05/11/15/18/20/22/28/29/30/32/33/37/42/43}}开：23错错错
273期：{{04/09/10/11/12/14/15/17/19/22/27/39/43/46/47/49}}开：05错错错
274期：{{06/10/12/13/14/20/23/31/32/33/37/39/40/42/48/49}}开：中？