AAACB BBDBA ABCD CD ABCD ABC BCD AD ABCD ABCD BD ABD
AABDCCDCCA AC ABCABC ABCD ABCD ACD ABCD ABCD ABC ABCD ABABABAABAABBBB
AADDDBBCCC ABCD ABD ACD AC CD ABC ABC ABCD ABCD ABCD ABBBBBBAABABABB
C DAACCBBDB ACD ABCD ABCD AC ACD ABD CD CD ABCD ABC ABBBBAAAAABABAB
