019期：((02/03/14/15/17/19/20/28/29/32/33/39/41/42/46/48))开：46中中中
020期：((04/15/16/17/19/21/22/25/28/30/31/32/36/37/45/46))开：12错错错
021期：((02/04/05/07/08/17/18/22/23/24/26/29/33/38/45/48))开：42错错错
022期：((01/04/06/07/11/13/16/19/23/32/35/36/37/45/46/48))开：//