首页 > 试题广场 >

在双向链表中,在指针p所指的结点之前插入指针s所指的结点,其

[单选题]

在双向链表中,在指针p所指的结点之前插入指针s所指的结点,其操作是(  )

  • s->prior-p->prior;  s->next=p;  p->next->prior=s;  p-> next=S;
  • p->=prior=s;  s->prior=p->prior;  p->next->prior=s;  s->next=p->next;
  • s->prior-p->prior;  p->prior->next=s;  S->next->P;  p->prior=s;
  • p->prior=s;  p->next->prior=s;  s->prior-p;  s->next=p->next;

这道题你会答吗?花几分钟告诉大家答案吧!