287期半数<<01,03,04,05,07,08,09,11,15,16,19,20,22,23,25,28,32,33,34,36,37,39,40,43,44,45,46,49>>】开34准
288期半数<<01,02,03,04,07,08,11,12,13,17,18,19,20,23,24,25,26,29,30,31,32,33,35,36,38,41,44,48>>】开14错
289期半数<<01,02,03,09,11,12,13,15,16,18,20,21,23,24,26,27,28,29,32,34,35,40,41,43,44,46,48,49>>】开？？