287期：((02,05,12,16,19,24,26,28,30,32,34,38,39,45,46,48))开：34中中中
288期：((04,06,09,13,14,15,17,20,23,25,35,36,43,44,45,47))开：14中中中
289期：((04,05,09,10,11,13,17,20,23,31,32,42,43,45,48,49))开：42中中中
290期：((01,03,04,06,09,12,13,17,18,19,25,28,36,38,39,46))开：19中中中
291期：((02,04,08,15,17,20,21,24,25,28,35,37,38,39,43,46))开：44错错错
292期：((03,04,07,08,09,12,14,18,20,21,25,26,27,30,37,46))开：02错错错
293期：((03,06,12,14,17,22,27,29,30,31,34,38,40,41,43,47))开：==？