168期：<<01,05,06,07,08,09,15,21,22,25,26,29,39,40,44,47>>开：15中中中
169期：<<03,07,11,13,22,23,33,34,36,38,39,40,43,45,47,49>>开：24错错错
170期：<<01,03,11,13,20,23,24,26,32,35,39,43,44,47,48,49>>开：03中中中
171期：<<03,05,06,08,09,10,14,20,25,29,33,35,39,42,48,49>>开：中？