317期：((02/03/05/06/08/12/18/22/26/27/28/30/40/42/44/49))开：18中
318期：((01/05/06/07/08/17/18/23/24/25/29/30/35/40/48/49))开：06中
319期：((01/05/08/09/11/12/13/15/16/24/29/33/39/41/47/48))开：45错
320期：((03/04/15/19/21/22/26/27/30/31/32/34/37/41/44/49))开：28错
321期：((01/02/08/09/11/13/14/21/24/25/27/28/30/37/39/49))开：？？