C C D A C A A A A B D D B D D A C A B A C B B A A C D A D B
C C D A C A A A A B D D B D D A C A B A C B B A A C D A D B
AAACCDACACCAABAADABC BBBAAABABBABBABBABAA
DACAADDCBBBAACDBAADA ABAABBBABABABABABAAB
BCABCBADBDDCAADBCABD BAAABAABAABABABAABBA
CAD规定
图块
cad 快捷zhi'ling
判断题:(对是1,错是2)
22212 21212 11212 11211
C C D A C A A A A B D D B D D A C A B A C B B A A C D A D B