269期：<<01,03,08,09,20,21,25,30,37,40,41,43,44,45,46,49>>开：37中中中
270期：<<04,08,11,13,14,20,22,23,25,27,34,36,37,40,42,47>>开：44错错错
271期：<<02,09,11,13,14,15,17,21,22,25,26,32,33,36,40,47>>开：26中中中
272期：<<01,05,07,16,18,19,26,30,32,33,34,38,40,46,47,49>>开：23错错错
273期：<<05,08,12,13,15,16,23,27,33,34,36,37,41,42,44,45>>开：05中中中
274期：<<02,03,06,14,16,17,19,21,25,29,34,35,41,42,47,48>>开：中？
