267期：《《02,04,06,09,11,12,16,20,22,23,25,28,29,32,34,36》》开：12对
268期：《《01,07,17,21,27,30,33,36,37,38,42,44,45,46,47,49》》开：22错
269期：《《01,02,03,04,10,12,16,19,22,25,26,36,37,41,43,46》》开：11错
270期：《《02,09,15,19,21,22,23,26,28,32,36,37,38,42,45,47》》开：42对
271期：《《01,03,07,14,17,18,19,24,27,30,31,33,36,38,40,48》》开：40对
272期：《《01,02,07,12,17,24,28,30,31,33,34,37,42,44,45,46》》开：30对
273期：《《02,07,08,09,10,12,15,16,20,21,22,24,37,41,47,49》》开：41对
7中5
274期：《《03,13,15,18,19,22,25,27,30,32,39,40,43,45,47,48》》开：49错
275期：《《02,06,07,17,20,21,22,23,24,27,30,31,41,44,46,49》》开：41对
276期：《《02,06,09,10,15,17,19,23,27,34,35,38,39,40,45,46》》开：29错
277期：《《01,03,06,07,10,11,14,18,31,33,35,36,37,44,45,48》》开：26错
278期：《《01,03,04,05,06,07,12,17,24,32,33,35,37,47,48,49》》开：07对
279期：《《07,09,12,14,19,21,22,23,24,27,30,33,40,43,45,49》》开：40对
280期：《《04,07,10,14,16,20,22,29,31,32,36,38,39,41,42,46》》开：22对
7中4
281期：《《06,07,10,11,18,19,23,25,28,29,30,31,32,43,46,47》》开：43对
282期：《《01,02,03,05,11,16,22,25,26,31,34,35,39,47,48,49》》开：13错
283期：《《03,05,08,11,15,19,23,25,27,28,30,31,34,37,39,47》》开：47对
284期：《《02,05,07,12,14,18,23,26,27,28,29,31,33,34,36,46》》开：27对
