郑州大学 2022_02_08 每日一练
Which are correct when you do CPR? ()
A. Never stops until help comes
B. Turn the head to the side and clean the vomiting
C. Ensure the environment is safe enough before CPR starts
D. Do the CPR for children in the same way as for adults
在带头结点的非空单链表中,头结点的位置由()指示,首元结点的存储位置由()指示,除首元结点外,其它任一元素结点的存储位置由()指示。
A.头指针
B.头结点的指针域的指针
C.前驱结点的指针域的指针