271期：《《02,08,15,17,18,21,23,28,30,35,37,39,41,42,45,49》》开：35√
272期：《《06,13,17,18,23,26,28,29,30,31,33,36,38,39,40,41》》开：02x
273期：《《01,04,07,09,10,11,12,14,17,23,29,30,34,43,46,49》》开：05x
274期：《《01,02,16,17,18,19,22,25,30,33,35,43,44,45,46,48》》开：33√
275期：《《02,09,11,14,15,16,17,18,20,26,28,29,36,45,46,47》》开：中？