java 单链表

public class NodeDemo {
	int data;
	public NodeDemo next;
	
	NodeDemo(){
		
	}
	
	public NodeDemo(int data){
		this.data=data;
		next=null;
	}

}


public class LinkListDemo {

	private NodeDemo p;
		
	LinkListDemo(){
	 p=null;
		
	}
	
	public void showList(){
		NodeDemo pp=p;
		while(pp!=null){
			System.out.print(pp.data+"  ");
			pp=pp.next;
			
		}
	}
	
	public boolean IsEmpty(){
		return (p==null);
	}
	
	public void insertList(int val){
		NodeDemo no=new NodeDemo(val);
		no.next=p;
		p=no;
	}
	
	public NodeDemo deleteList(){
		if(!IsEmpty()){
		NodeDemo no=p;
		p=p.next;
		
		return no;
		}
		return null;
		
	}
	
	public void findList(int value){
		NodeDemo pp=p;
		while((pp!=null)){
			
			if(pp.data!=value){
				
			}
			else {
				System.out.println("get it!");
				
			}
			pp=pp.next;
		}
		
	}
	

	
}