283期：<<04/05/09/10/13/19/23/26/28/34/35/38/39/43/44/49>>开：39对
284期：<<01/04/05/09/10/12/13/14/25/26/29/30/34/45/46/48>>开：17错
285期：<<01/02/05/08/09/10/13/14/15/16/25/29/35/37/40/43>>开：33错
286期：<<05/06/09/12/13/18/19/20/24/26/27/28/30/33/34/39>>开：39对
287期：<<03/06/07/08/09/18/19/22/23/24/32/34/37/44/48/49>>开：//
