271期:〖〖02,04,05,09,17,23,25,31,32,37,40,41,42,43,45,46〗〗开:40对
272期:〖〖01,04,09,11,12,14,16,17,19,22,24,27,34,45,46,49〗〗开:30错
273期:〖〖01,04,08,14,19,21,22,25,26,29,30,36,37,38,41,47〗〗开:41对
274期:〖〖01,02,04,07,13,14,17,20,23,26,31,33,39,40,43,48〗〗开:49错
275期:〖〖01,06,09,10,20,23,24,27,33,34,35,40,41,44,45,47〗〗开:??