261期：<<01/03/04/07/08/12/18/21/22/24/29/37/38/40/45/49>>开：49对
262期：<<01/02/03/10/12/15/19/20/24/26/27/28/29/34/36/39>>开：03对
263期：<<01/05/06/11/14/24/25/27/33/35/36/37/39/40/41/49>>开：34错
264期：<<03/08/12/16/17/25/30/31/33/37/38/40/41/42/45/49>>开：27错
265期：<<04/07/09/10/11/18/19/23/26/27/29/34/37/41/42/47>>开：//