• 2022-07-29
    在循环双链表的p所指的结点之前插入s所指结点的操作是( )。
    A: p->prior = s ;s->next = p ;p->prior->next = s ;s->prior = p->prior
    B: p->prior = s ;p->prior->next = s ;s->next = p ;s->prior = p->prio
    C: s->next = p ;s->prior = p->prior ;p->prior = s ;p->prior->next = s
    D: s->next = p ;s->prior = p->prior ;p->prior->next = s ;p->prior = s
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