231期：<<02,03,06,13,20,22,23,25,26,28,29,30,31,43,46,47>>开：25中中中
232期：<<03,08,10,15,18,20,22,27,28,33,35,39,41,45,46,47>>开：31错错错
233期：<<03,05,06,15,18,19,20,24,25,28,29,30,32,41,43,45>>开：15中中中
234期：<<02,03,06,11,12,15,19,24,25,26,27,29,35,36,48,49>>开：中？