274期：《《07/13/15/19/23/27/28/29/33/37/39/41/42/46/48/49》》开：33对
275期：《《02/03/07/10/11/12/17/20/21/27/31/39/40/44/45/46》》开：17对
276期：《《01/03/05/07/11/15/16/18/20/21/23/27/28/29/31/48》》开：14错
277期：《《06/13/17/19/20/21/25/27/28/33/35/36/42/44/46/49》》开：11错
278期：《《01/04/05/10/17/19/20/25/26/27/30/35/45/47/48/49》》开：00