A.2~3 B.2~4 C.3~4 D.3~5
A.0.3~0.5 B.0.4~0.5 C.0.5~0.6 D.0.6~0.7
A.0.3~0.4 B.0.4~0.5 C.0.5~0.6 D.0.6~0.7