320期：（寻码）《04,05,09,10,12,14,15,16,17,21,22,24,26,31,32,34,35,36,37,39,42,46,48,49》开：12对
321期：（寻码）《03,05,08,13,15,16,19,20,21,23,24,25,28,31,32,35,37,39,41,42,44,45,47,48》开：36错
322期：（寻码）《01,03,04,09,12,13,14,15,16,18,19,21,24,25,26,31,34,37,38,40,43,45,46,49》开：？？