278期：<<01,03,05,06,08,09,12,20,22,25,29,30,32,36,39,49>>开：22中中中
279期：<<01,08,10,14,16,17,19,23,24,25,27,28,29,33,40,41>>开：27中中中
280期：<<04,05,07,08,10,13,15,23,27,29,32,36,38,40,41,47>>开：07中中中
281期：<<05,08,10,16,17,20,24,26,30,33,39,41,44,46,47,49>>开：24中中中
282期：<<04,07,09,11,13,15,21,29,30,31,33,34,35,39,45,48>>开：37错错错
283期：<<02,07,08,10,12,15,20,21,27,29,30,33,34,39,41,45>>开：中？