277期:←二十八码←《《《→→→03,04,05,07,08,09,10,14,15,17,18,19,20,22,23,26,29,30,32,34,36,37,40,43,44,47,48,49←←←》》》开:48准
278期:←二十八码←《《《→→→01,02,05,06,07,08,10,12,13,15,16,18,20,26,27,28,30,31,32,34,35,36,39,42,43,44,46,47←←←》》》开:22错
279期:←二十八码←《《《→→→04,05,08,09,11,12,16,20,21,22,23,25,27,28,31,32,33,35,36,37,38,39,41,42,44,47,48,49←←←》》》开:27准
280期:←二十八码←《《《→→→01,02,04,05,07,09,10,11,14,16,17,18,20,21,22,23,25,27,28,29,30,33,36,40,41,42,46,48←←←》》》开:07准
281期:←二十八码←《《《→→→01,02,04,05,08,13,14,15,16,18,20,21,22,24,25,26,27,28,29,30,33,35,36,38,40,43,47,49←←←》》》开:24准
282期:←二十八码←《《《→→→01,02,03,04,05,06,07,08,09,10,13,16,18,20,22,23,25,31,33,34,36,37,39,40,43,47,48,49←←←》》》开:37准
283期:←二十八码←《《《→→→01,02,03,04,05,06,09,10,13,17,20,21,23,28,29,30,31,35,37,38,39,41,43,44,45,47,48,49←←←》》》开:?