016期：<<01/04/06/16/17/18/24/25/26/29/32/34/39/42/48/49>>开：06对
017期：<<02/12/13/15/16/20/23/26/27/31/34/35/37/40/42/45>>开：32错
018期：<<02/07/09/10/14/15/17/18/19/23/32/39/41/43/45/49>>开：39对
019期：<<04/08/10/12/16/17/20/22/24/30/34/40/41/43/44/47>>开：46错
020期：<<02/03/07/12/15/16/18/20/25/29/30/34/37/40/45/48>>开：12对
021期：<<03/08/15/18/19/22/24/25/27/28/32/35/36/41/42/46>>开：//