Node* pNew = new Node;
	Node* pPre =tempHead;
	Node* ploc;
	pNew->data=n;
	if(pPre->link == NULL)
	{
		pNew->link = pPre->link;
		pPre->link = pNew;
	}

	else if(pPre->link != NULL)
	{
		while(pPre->link != NULL)
		{
			pPre=pPre->link;
		}
			if(pPre->link == NULL)
		{
			pPre->link = pNew;
			pNew->link = NULL;
		}
	}

    return tempHead;