049期：16码≤≤02,04,05,06,07,13,15,23,32,33,38,40,41,46,48,49≥≥开：33对
050期：16码≤≤05,06,08,12,14,16,18,19,23,25,27,28,31,32,37,38≥≥开：44错
051期：16码≤≤01,04,08,09,12,19,20,24,25,27,30,33,42,44,45,47≥≥开：06错
052期：16码≤≤03,04,05,12,15,16,20,23,24,27,29,41,42,43,45,46≥≥开：//