317期：16码≤≤05,06,11,14,16,17,18,25,26,30,32,34,37,39,40,42≥≥开：39对
318期：16码≤≤01,03,05,06,09,10,16,17,18,19,20,24,26,28,33,46≥≥开：28对
319期：16码≤≤02,05,06,08,16,17,18,19,21,23,25,26,27,33,35,41≥≥开：43错
320期：16码≤≤03,04,05,06,07,11,14,18,20,28,29,35,39,43,44,47≥≥开：//