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package TestTwo;   
  
import java.util.ArrayList;   
import java.util.List;   
  
//¶à²æÊ÷µÄ½Úµã   
public class ManyTreeNode {   
       
    //½ÚµãµÄÄÚÈÝ   
    private NodeBean  data ;   
    //½ÚµãÁÐ±í   
    private List<ManyTreeNode> childList;   
       
    //¹¹Ô캯Êý   
    public ManyTreeNode(){   
        data = new NodeBean();   
        childList = new ArrayList<ManyTreeNode>();   
    }   
       
    //¹¹Ô캯Êý ¿ÉÒÔÖ¸¶¨keyµÄÖµ   
    public ManyTreeNode(int key){   
        data = new NodeBean();   
        data.setKey(key);   
        childList = new ArrayList<ManyTreeNode>();   
    }   
           
}  
package TestTwo;
import java.util.ArrayList;
import java.util.List;
//¶à²æÊ÷µÄ½Úµã
public class ManyTreeNode {
 
 //½ÚµãµÄÄÚÈÝ
 private NodeBean  data ;
 //½ÚµãÁбí
 private List<ManyTreeNode> childList;
 
 //¹¹Ô캯Êý
 public ManyTreeNode(){
  data = new NodeBean();
  childList = n


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