317期：（（01,03,04,07,10,11,23,24,39,40,41,43,44,45,47,48））开：39中中中
318期：（（04,09,11,14,18,19,20,22,23,31,34,40,42,44,45,48））开：28错错错
319期：（（01,04,05,06,07,10,11,13,14,19,22,26,29,36,41,47））开：43错错错
320期：（（03,06,07,10,13,15,18,19,25,27,29,32,35,37,40,49））开：中？