018期：[[07/15/16/25/26/27/28/33/34/36/38/39/44/45/47/48]]开：39中中中
019期：[[02/04/07/08/20/23/24/26/27/33/35/40/42/43/45/49]]开：46错错错
020期：[[04/06/07/15/23/25/26/29/31/35/37/40/43/44/45/46]]开：12错错错
021期：[[07/09/10/14/15/22/24/29/30/31/33/36/38/39/41/49]]开：？？