A.1~2 B.2~3 C.3~4 D.4~5
A.0.1~0.5 B.0.2~0.6 C.0.3~0.7 D.0.4~0.8
A.0.2~0.3 B.0.4~0.5 C.0.5~0.7 D.0.6~0.8