9
BBDADCAAAAADBCACCBCABBBCABCDCDADDABCADDCCCDCCBBBDDBDCBCDCBDADCCCADDAAABBDCADBBDDBCADCDADDAAADDDBCDDBAADBDDDACCBCCDAABDAADDBBBBBDAACBBDDDDDACCCDDCABABAABABDCCDADBCBBADAACBBDBABCDCDADBDCBABCBCCCCCABCBCBCCAAAADBBDDCDDABACCDBDBCADDCBADBBDDCDACDABCDCACACADACCADACDBCCBACCABCCCBDDDCBDDCDADDDAABCCBCCABBCDBBDDACBDDBCCACACDBACBBBBDCCBCCDBAACDDCBADCDDABACADACDCAAABBDDCDCAAADABAADADCCDDAABCBCCAAADBCADBCCADAADCACBADADDABBDBDBCBBDADCDABAABBDDACABADBDCBDDACBCCABADADBBCBBAADAAACCDDADDABDCACDCABCBDBADABAACAAAACCBAAACCBDCBCABDBACBADDCBDADACBADACAABADDADDCDABDDDABACCDCCDAABBDDBDAABCCAAADACBCBABDBDBBBAACDADDCACDBDADCCACAADBAADCDBDADCBBDCBCBBAADCBCABCADDBBCABAADADADBCBDACCAACBCABCACBBABABAABDDABDCBACADDBDDBABCACBBACBAADACDAABADDAAADCCBDDAABCDDAACCDCDBBADDDCCCCCCCCCACCDBBDDCCBDAADDCAAABDCDDCACACDDBADDCBADCADDAADCBDADABBADCDDBCABCDBDBCCADCACBCBDCABCDBCDDACBCCCADBADCACBDDADDCABBDBBACDDBDBDBBDCBBCDDDCDCBDBCAACDACAADCADCADDACBABDACACCBCABCDDBDDBBADDAADCDACBAACAADCACADAAABCBADAADADCCABDCADBCDAADDBBBCCACCABCBBBCA
