299期：16码≤≤01,06,07,20,21,22,23,24,26,28,33,35,40,41,44,46≥≥开：23对
300期：16码≤≤04,09,10,13,14,21,22,23,24,28,32,33,35,42,45,48≥≥开：38错
301期：16码≤≤01,02,05,07,11,16,18,20,21,28,37,38,39,41,44,49≥≥开：17错
302期：16码≤≤01,07,17,18,22,25,27,32,33,34,36,38,41,43,45,49≥≥开：//