A.l0x=0.8l,l0y=0.9l B.l0x=l,l0y=l C.l0x=0.8l,l0y=l D.l0x=0.9l,l0y=l
A.l B.0.8l C.0.9l D.2l
A.0.5l B.0.8l C.l D.2l