169期：（（03,06,07,08,13,15,16,17,18,24,30,31,32,42,46,49））开：24中中中
170期：（（01,03,07,08,14,17,20,21,24,29,31,40,43,44,47,49））开：03中中中
171期：（（05,10,11,12,15,17,18,19,20,26,30,33,35,37,40,48））开：28错错错
172期：（（02,03,06,13,20,21,22,23,24,34,36,37,41,42,43,49））开：44错错错
173期：（（02,07,10,14,15,16,17,19,21,28,30,34,37,44,47,48））开：中？