283期：〓(01,03,06,08,09,10,12,14,16,18,19,24,26,30,31,33,35,36,39,40,42,43,48,49)〓→开:39准
284期：〓(01,02,03,04,05,13,15,16,17,19,21,24,25,26,28,30,35,36,37,40,41,43,45,47)〓→开:17准
285期：〓(01,02,06,07,08,09,11,15,18,19,23,24,26,27,31,33,35,37,39,41,42,43,45,49)〓→开:33准
286期：〓(01,02,04,06,07,08,09,12,13,16,19,20,21,24,25,26,28,36,37,39,44,46,48,49)〓→开:39准
287期：〓(01,02,04,05,11,15,17,19,20,21,23,24,29,30,31,32,33,35,36,38,39,41,45,48)〓→开:25错
288期：〓(04,05,06,08,09,11,14,15,16,17,18,19,21,22,23,24,26,29,30,37,39,40,43,47)〓→开:09准
289期：〓(01,02,03,07,08,10,11,13,14,15,16,18,19,20,22,24,29,31,33,37,38,44,46,48)〓→开:08准
290期：〓(02,03,04,09,11,12,13,15,16,20,25,27,28,31,32,33,35,36,38,41,42,45,47,48)〓→开:08错
291期：〓(07,08,09,12,13,15,16,18,19,20,21,22,23,24,25,27,31,32,40,41,42,43,44,45)〓→开:43准
292期：〓(03,04,06,09,10,11,14,15,16,18,19,20,23,24,26,32,33,34,41,42,43,45,47,48)〓→开:09准
：：：：：：：：10中8：：：：：：：：
293期：〓(01,02,06,08,10,13,14,16,19,20,21,25,29,30,37,39,41,42,43,44,45,46,47,48)〓→开:09错
294期：〓(01,04,06,09,11,14,18,20,21,22,24,27,31,32,33,35,36,37,38,40,42,45,48,49)〓→开:47错
295期：〓(03,07,08,09,10,12,15,20,22,23,25,26,28,31,32,37,38,39,40,42,44,46,47,49)〓→开:28准
296期：〓(03,04,05,07,08,13,17,18,19,21,23,26,29,30,32,33,39,40,41,43,44,47,48,49)〓→开:26准