293期半数<<01,02,03,07,09,11,12,13,14,16,17,18,22,23,27,28,31,34,36,38,39,40,42,43,45,46,
47,48>>】开47准
294期半数<<02,06,07,09,11,12,13,14,16,20,21,22,24,25,27,29,31,32,33,34,36,37,38,40,44,47,48,49>>】开18错
295期半数<<03,04,06,10,11,12,13,16,17,18,23,25,26,27,28,29,30,32,36,37,39,40,42,43,44,45,47,48>>】开05错
296期半数<<02,06,07,08,09,11,12,15,17,19,
22,24,28,30,33,34,35,36,37,39,40,41,42,44,45,47,48,49>>】开22准
297期半数<<01,02,05,06,09,10,11,12,13,17,18,20,22,23,25,29,30,32,33,34,36,37,42,43,
44,46,47,48>>】开44准
298期半数<<03,05,08,09,10,12,13,15,16,17,18,19,20,21,
23,25,26,28,30,32,33,34,40,42,45,46,47,49>>】开23准
299期半数<<01,03,04,07,08,10,13,15,16,17,18,20,22,24,25,28,30,34,35,36,37,39,41,43,44,45,47,
49>>】开49准
300期半数<<02,04,05,07,08,09,11,12,15,16,18,20,22,23,24,26,27,29,30,33,34,36,
40,42,43,45,47,49>>】开40准
301期半数<<01,02,04,
05,08,09,12,15,16,19,20,22,23,25,27,28,29,32,33,36,37,38,39,41,43,44,46,48>>】开05准
302期半数<<01,02,03,04,05,10,12,13,16,21,
22,23,24,26,27,29,30,32,35,38,39,40,41,42,43,44,45,46>>】开22准
=============10中8=============
303期半数<<01,03,04,08,10,13,14,
15,16,17,18,19,20,22,26,27,30,31,33,35,37,40,42,43,45,47,48,49>>】开15准
304期半数<<02,03,04,05,07,08,09,15,16,17,18,21,24,26,27,28,30,32,33,34,35,36,37,38,40,44,46,49>>】开48错
305期半数<<01,02,03,06,08,09,11,13,17,18,19,22,23,26,27,28,30,31,32,34,35,37,38,39,45,46,47,48>>】开42错
306期半数<<01,02,05,06,07,08,09,10,12,13,14,
17,19,22,24,28,29,30,32,34,37,39,42,43,44,46,47,48>>】开17准
307期半数<<02,03,04,06,07,14,15,16,17,18,
20,21,23,26,28,30,31,33,34,37,39,40,41,44,45,46,47,49>>】开20准
308期半数<<02,03,05,07,08,10,14,15,17,20,21,22,25,26,31,33,34,37,38,
39,40,41,42,44,45,46,48,49>>】开39准
309期半数<<03,05,
06,07,08,10,12,14,18,19,20,21,23,24,25,27,29,30,31,32,33,35,36,40,41,45,48,49>>】开06准
310期半数<<02,03,05,06,08,09,11,12,16,18,21,22,24,26,28,29,30,32,35,36,37,39,40,42,43,45,47,48>>】开？？