看清楚.
问题描述:
看清楚.
答
1-5 ACBBC 6-10 DCACB (二) 1-5 BCADC 6-10 DBADD(三) 1-5 ADBDA 6-10 CCDCA 11-12AB(四) 1-5 DBBBC 6-8 ABA 1-5 BBACD 6-10 ACBAD 11-15 DACAD 16-20 CDDDC 21-25 DACDC 26-30 BABDC 31-35 ACCAB 36-40 DCABD 41-45 CDBAB 46-50 BDACA 51-55 CDBAC 56-60 CDBBC 61-65 BDAAB 66-70 BCBDD 71-75 AADAA 76-80 BCBAA 81-85 BCCCB 86-90 BDDAB 91-95 BDDCD 96-100 BACCB