317期：←24码→（02,03,05,06,10,11,12,14,16,18,19,20,24,28,29,30,33,37,39,44,46,47,48,49）开：24准
318期：←24码→（01,02,03,04,09,12,13,14,17,20,22,23,29,30,31,32,33,35,39,42,44,45,48,49）开：08错
319期：←24码→（01,02,03,04,06,11,13,15,16,21,24,25,27,28,30,31,32,34,35,36,38,41,47,49）开：05错
320期：←24码→（01,02,10,11,12,13,14,19,21,22,23,31,33,35,36,37,38,39,40,41,42,44,45,49）开：42准
321期：←24码→（02,04,05,08,09,10,11,12,13,16,19,20,21,23,25,26,29,36,39,40,41,43,46,47）开：？？