在双向循环链表中,在p指针所指向的结点前插入一个指针q所指向的新结点,其修改指针的操作是( )。选项: A:p->prior->next=q; p->prior=q; q->next=p; q->prior=p->prior; B:q->next=p; q->prior=p->prior; p->prior->next=q; p->prior=q; C:p->prior->next=q; q->prior=p->prior; p->prior=q; q->next=p; 指针 双向 发布时间:2024-04-22 14:43:31