271期：（（05,11,12,17,21,22,29,31,32,33,35,39,40,41,46,48））开：40中中中
272期：（（02,04,07,09,12,15,22,23,29,30,33,38,40,41,44,49））开：30中中中
273期：（（01,12,13,15,16,17,18,19,22,24,28,30,31,36,37,46））开：41错错错
274期：（（01,07,12,16,19,23,25,28,30,31,34,35,36,43,44,48））开：49错错错
275期：（（01,02,03,06,08,18,19,20,22,26,32,37,38,39,41,44））开：中？
