270期：((02,04,05,07,08,09,10,11,20,31,37,41,42,44,48,49))开：44OK
271期：((01,05,08,15,19,20,22,23,24,27,33,37,39,40,44,46))开：26x
272期：((02,03,04,05,10,18,19,20,23,26,28,33,36,43,46,49))开：23OK
273期：((01,07,09,10,15,16,19,21,24,27,31,32,34,35,40,43))开：05x
274期：((07,10,12,17,18,21,22,23,26,27,29,33,34,38,42,48))开：//