A.除根結(jié)點(diǎn)之外的所有結(jié)點(diǎn)權(quán)值之和 B.所有結(jié)點(diǎn)權(quán)值之和 C.根結(jié)點(diǎn)的值 D.各葉子結(jié)點(diǎn)的帶權(quán)路徑長(zhǎng)度之和
A.gdbehfca B.bdgaechf C.gdbecfha D.gcefhabd
A.k-1 B.1 C.k D.k-1或k