176期：（（02,07,15,16,17,20,22,25,28,29,31,36,37,39,46,49））开：36中中中
177期：（（02,03,13,14,15,18,23,25,26,33,35,38,39,40,41,43））开：04错错错
178期：（（01,02,06,07,12,19,23,24,26,27,29,35,36,37,39,41））开：27中中中
179期：（（03,07,09,13,16,28,31,32,33,34,37,40,42,44,47,48））开：中？