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public class NodeBean implements Serializable
{
   
    private Object data; //ÔªËØ±¾Éí
    private NodeBean next; //ÏÂÒ»¸ö½Úµã
   
    public Object getData()
    {
        return data;
    }
   
    public void setData(Object data)
    {
        this.data = data;
    }
   
    public NodeBean getNext()
    {
        return next;
    }
   
    public void setNext(NodeBean next)
    {
        this.next = next;
    }
   
    public NodeBean(Object data, NodeBean next)
    {
        this.data = data;
        this.next = next;
    }
   
    public NodeBean()
    {
       
    }
   
    public String toString()
    {
        return data + " " + next;
    }
   
}
½ÓÏÂÀ´£¬±àдһ¸öIteratorÀ࣬±ÈÈçÎÒµÄÀàÃûÊÇIteratorLinkedModel£¬Ëü¾ßÓÐһЩ¹¦ÄÜÐԵķ½·¨£¬ÕâÀïÎÒÃǽéÉÜÌí¼ÓµÄ·½·¨¡£Í¬Ê±ËüÀïÃæ×°ÈëÁËÐí¶à¸ö½Úµã£¬°üÀ¨Æðʼ½ÚµãºÍ½áÊø½Úµã¡£
public class IteratorLinkedModel
{
   
    //Æðʼ½Úµã
    NodeBean head = null;
   
    //¼ÆÊýÆ÷£¬¼Ç¼µ±Ç°Á´±íÀïÓжàÉÙ¸öÔªËØ
    int size = 0;
   
    //µ±ÎÒÃÇÌí¼ÓÐÂÔªËØµÄʱºò£¬


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   code:  ArrayList list=getList();
             String[] s=(String[])list.toArray();
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import java.util.Scanner;
import java.util.Arrays;
import java.util.ArrayList;
public class SpanningTree{
private static int MAX = 100;
private double cost[][] = new doubl ......

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