286期：（（01,02,04,06,11,12,20,24,30,32,36,37,39,41,45,47））开：39中中中
287期：（（03,05,15,17,23,26,28,32,35,37,44,45,46,47,48,49））开：25错错错
288期：（（04,08,09,12,13,14,16,24,26,27,36,37,39,40,45,47））开：09中中中
289期：（（03,05,06,08,11,14,17,20,23,25,29,31,33,37,40,45））开：08中中中
290期：（（05,06,07,09,10,17,19,24,25,26,32,33,37,40,43,49））开：08错错错
291期：（（01,05,06,10,14,20,24,26,30,32,35,37,40,42,46,49））开：中？
