611332
1-10 CDDBADDCDD 11-20 AACDDCDBCC 21-30 CADABACDAC 31:BCD 32:ABCD 33:CD 34:AB 35:CD 36:ABC 37:BC 38:ABC 39:CD 40 :ABD 41-45 对对对对错 46-50 错错对错错