ycwjf wrote:我的答案,供大家参考,数据样本越多越接近正确答案。BACDA DABBD AACBB DDCDA BCBBB CAABB ABBACCCCBD AAAAD DAADD CBCBA ADDCC BBDBC CDCDABABBC CBDDC CDCBD CABCA ABDAD DDBCC CADCDDAACD ACCAB DCDBC BBCCD CDBCC ABDBC DAACC