BBDCACCAABCABBCACBDB AB ABCDE ABCD ABE AD ABE ACDE ACDE ACD ABCDE
单:BBDCA
CCAAB
CABBC
ACBDB
多:AB
ABCDE
ABCD
ABE
AD
ACDE
ACD
判断:XXXX
OOXX
OXXO
OXX
Wang Na
2021.3.25