020期：【24码】㊣（06,08,09,11,13,14,15,16,22,23,24,27,30,31,32,35,36,38,40,41,44,45,48,49）开：16对
021期：【24码】㊣（05,06,07,09,16,17,20,21,22,24,26,27,30,32,35,39,40,41,43,44,45,47,48,49）开：39对
022期：【24码】㊣（02,03,06,08,09,12,15,16,18,19,20,26,28,29,30,33,35,40,41,42,44,46,48,49）开：40对
023期：【24码】㊣（01,02,04,05,09,12,13,18,20,23,27,28,31,35,36,38,39,40,42,43,44,45,48,49）开：08错
024期：【24码】㊣（03,06,10,12,18,22,25,26,28,29,31,32,33,34,36,37,39,40,41,42,43,44,45,47）开：38错
025期：【24码】㊣（01,05,06,07,12,13,17,19,21,23,26,27,28,29,30,31,32,35,40,41,43,46,47,48）开：47对
026期：【24码】㊣（03,04,05,07,08,09,12,13,14,15,16,17,20,24,26,29,33,34,37,38,40,41,44,46）开：？
