320期：24码━（02,03,06,07,11,12,14,15,17,18,20,22,23,28,31,32,33,34,35,39,43,44,45,47）开：12对
321期：24码━（01,02,03,07,08,13,16,17,19,24,26,27,28,29,30,34,36,38,43,45,46,47,48,49）开：36对
322期：24码━（01,03,04,05,06,07,11,12,13,16,17,18,19,22,23,25,26,28,33,39,43,45,46,48）开：**