270期：((06,12,13,14,17,20,21,28,29,32,33,34,37,39,41,47))开：32准
271期：((02,04,09,14,15,20,25,26,28,35,43,44,45,46,47,48))开：22错
272期：((03,09,10,12,13,20,25,26,34,35,37,40,43,45,48,49))开：34准
273期：((07,09,14,20,25,28,29,32,34,35,37,39,41,43,46,48))开：42错
274期：((01,03,04,06,08,09,11,17,19,20,23,27,28,31,48,49))开：==？