链表
2024-09-15 10:42:28
发布于:浙江
删除结点:
p->prev->next=p->next;
p->next->prev=p->prev;
delete p;
p->next->prev=p->prev;
p->next->prev->next=p->next;
delete p;
p->prev->next=p->next;
p->prev->next->prev=p->prev;
delete p;
插入结点:
s->next=p->next;
p->next->prev=s;
s->prev=p;
p->next=s;
这里空空如也
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