270期：((03,05,06,09,11,14,18,20,29,32,35,37,42,43,45,47))开：42准
271期：((03,13,15,17,19,22,24,25,27,29,30,33,35,36,46,48))开：40错
272期：((01,03,04,06,10,16,22,28,30,33,37,39,42,44,48,49))开：30准
273期：((01,03,04,07,10,19,22,23,29,32,34,35,36,40,42,45))开：41错
274期：((03,06,08,11,13,14,15,17,18,22,33,35,39,42,46,49))开：49准
275期：((03,05,08,10,12,13,15,17,19,23,31,38,39,40,41,45))开：41准
276期：((01,05,07,08,10,15,16,25,28,29,32,34,36,40,41,42))开：29准
7----------5
277期：((02,03,06,08,13,15,16,22,23,26,28,30,32,39,41,48))开：26准
278期：((06,07,13,14,15,20,23,28,29,35,37,42,44,45,46,49))开：07准
279期：((02,03,06,15,20,21,23,25,26,36,41,42,45,46,48,49))开：40错
280期：((01,02,04,06,11,15,20,22,30,31,34,39,40,44,45,49))开：22准
281期：((02,04,09,11,14,15,17,18,20,21,24,25,27,30,40,43))开：43准
282期：((05,06,07,09,10,17,18,19,24,25,26,27,28,36,39,42))开：13错
