84
ABABBABAB
ABABBABC
ABABBADB
ABABBCAB
ABABBCC
ABABBEB
ABABBK
ABABDBAB
ABABDBC
ABABDDB
ABCBABAB
ABCBABC
ABCBADB
ABCBCAB
ABCBCC
ABCBEB
ABCBK
ABCDBAB
ABCDBC
ABCDDB
ABFABAB
ABFABC
ABFADB
ABFCAB
ABFCC
ABFEB
ABFK
ADBBABAB
ADBBABC
ADBBADB
ADBBCAB
ADBBCC
ADBBEB
ADBBK
ADBDBAB
ADBDBC
ADBDDB
CABBABAB
CABBABC
CABBADB
CABBCAB
CABBCC
CABBEB
CABBK
CABDBAB
CABDBC
CABDDB
CCBABAB
CCBABC
CCBADB
CCBCAB
CCBCC
CCBEB
CCBK
CCDBAB
CCDBC
CCDDB
CFABAB
CFABC
CFADB
CFCAB
CFCC
CFEB
CFK
EBBABAB
EBBABC
EBBADB
EBBCAB
EBBCC
EBBEB
EBBK
EBDBAB
EBDBC
EBDDB
KBABAB
KBABC
KBADB
KBCAB
KBCC
KBEB
KBK
KDBAB
KDBC
KDDB
