169期：（（03,04,05,06,10,11,12,16,19,24,25,26,28,29,35,40））开：40中中中
170期：（（01,10,12,13,14,23,30,33,36,37,39,41,43,44,46,47））开：09错错错
171期：（（01,07,09,10,19,20,28,31,32,33,35,36,38,41,46,49））开：37错错错
172期：（（10,12,13,14,17,22,25,26,27,29,31,37,38,41,46,49））开：中？