●带头结点的单链表head为空的判断条件是 (43) 。(43) A.head=NULLB.head-next=NULLC.head-next=headD.headNULL
●带头结点的单链表head为空的判断条件是 (43) 。
(43) A.head=NULL
B.head->next=NULL
C.head->next=head
D.head<>NULL
相关考题:
不带头结点的单链表head为空的判定条件是______。A.head = = NULL;B.head->next = = NULL;C.head->next = = head;D.head! = NULL;
带头结点的单链表head为空的判定条件是______。A.head = = NULL;B.head->next = = NULL;C.head->next = = head;D.head! = NULL;
带头结点的单链表head为空的条件是()。A.head == NULLB.head->next == NULLC.head->next == headD.head != NULL