下列哪一棵不是AVL树?
A.
B.
C.
D.
参考答案:B
解析:若任一结点的平衡因子均取值-1、0或+1,则此二叉排序树为平衡二叉排序树(AVL树)。
—Let's paint. — [ ]
A. Great!
B. Thank you.
Which of the following statements is true according to the text
A.Doctors will be held guilty if they risk their patients' death.
B.Modem medicine has assisted terminally ill patients in painless recovery.
C.The Court ruled that high-dosage pain-relieving medication can be prescribed.
D.A doctor's medication is no longer justified by his intentions.