273期：→24码《03,07,09,10,11,12,16,19,20,22,23,24,25,27,32,35,36,37,38,39,40,43,45,48>开：27对
274期：→24码《01,02,04,06,08,09,10,11,12,13,15,16,19,20,22,24,25,32,35,39,41,42,44,49>开：23错
275期：→24码《01,05,08,11,12,13,14,15,18,21,22,23,27,28,31,32,33,35,37,38,42,44,48,49>开：05对
276期：→24码《01,05,07,08,10,11,13,17,20,21,23,28,30,33,34,36,38,39,40,41,42,44,45,48>开：//
