A.0.229m3 B.0.232m3 C.0.237m3 D.0.239m3
A.起點(diǎn)節(jié)點(diǎn) B.中間節(jié)點(diǎn) C.終點(diǎn)節(jié)點(diǎn) D.所有節(jié)點(diǎn)
A.809 B.819 C.960 D.1050