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单项选择题删除*(head->next)的操作是()

A、p=head->next;head->next=head->next->next;delete p;

B、head->next=head->next->next;p=head->next;delete p;

C、p=head;head=head->next;delete p;

D、head=head->next;p=head;delete p;

  • A
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