277期：24码→【02,03,06,10,12,14,16,17,18,19,22,23,24,25,26,27,29,32,34,40,42,44,48,49】开：16准
278期：24码→【01,02,05,07,08,10,11,12,13,14,16,17,19,21,22,23,26,29,33,34,37,39,41,45】开：28错
279期：24码→【01,04,06,10,12,13,14,15,18,21,22,23,26,29,31,32,33,34,36,41,42,45,46,49】开：27错
280期：24码→【02,03,10,15,16,18,19,20,21,22,23,26,27,31,33,37,38,39,42,44,45,47,48,49】开：？？