291期：（（03,07,08,12,18,24,25,27,30,31,33,36,39,43,48,49））开：39中中中
292期：（（01,04,06,07,08,09,11,13,19,21,23,28,33,38,43,44））开：22错错错
293期：（（04,07,09,10,14,15,20,22,23,24,26,29,32,33,39,42））开：48错错错
294期：（（02,05,09,13,15,16,17,18,21,31,33,38,40,46,47,48））开：中？