279期：((03,08,09,21,22,23,26,27,29,35,36,38,40,43,48,49))开：27中中中
280期：((01,02,03,12,13,15,17,19,27,31,32,33,36,41,42,49))开：07错错错
281期：((02,03,06,08,10,11,16,21,24,28,39,41,44,45,47,49))开：24中中中
282期：((03,04,05,08,10,14,16,17,18,20,21,30,31,32,48,49))开：==？