Kesalahan: Tidak dapat menemukan simbol node newNode = node baru (input)

public class SinglyLinkedList
	{
		
		private Node head;
		private Node tail;
		private int size=0;
		
		public Node add(Node n)
		{
			
			if(isEmpty())
			{
				head=n;
				tail=n;
				
			}
	
			else
			{
				tail.next=n;
				tail=n;
					
			}			
			
			size ++;
			return n;
		
		}
		public Node addFirst(Node n)
		{
			if(isEmpty())
			{
				head =n;
				tail =n;
				
			}
			
			else
				
			{
				
			  n.next = head;
			  head =n;
				
			}	
			
			return n;	
			
		}
		
		public Node getFirst()
		{
		  return head;
		}
		public Node getLast()
		{
			
			return tail;
		}
		
		public boolean isEmpty()
		{
			
			return head ==  null;
			
		}
		public int size()
		{
			return size;
		}
		
	
	
	public static void main(String[] args)
	{
		
	  SinglyLinkedList list = new SinglyLinkedList();
	  
	  
		
		for(int i=0;i<10;i++)
		{
			Node n = new Node();
			n.value="Miguel" + (i+1);
			list.add(n);
	
			
		}
		
		
		Node n = list.getFirst();
		
		while(n!=null)
		{
			
			System.out.println(n.value);
			n = n.next;	
		}
		
    
	}
	
}
Filthy Fowl