package com.longlizhi;

public class Test1 {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub

    }

}

class Child
{
    int no;
    Child nextChile;
    public Child(int no)
    {
        this.no=no;
    }
    }
class CycLink
{   
    
    Child firstChild=null;
    Child temp;
    int len=0;
    public void setLen(int len)
    {
        this.len=len;
    }
    public void createLink()
    {
        for(int i=1;i<=len;i++)
        { 
          if(i==1)
          {  
              Child ch=new Child(i);
              this.firstChild=ch;
              this.temp=ch;
          }
          else
          {  
              if(i==len)
              {
                  Child ch=new Child(i);
                  temp.nextChile=ch;
                  temp=ch;
                  temp.nextChile=this.firstChild;
              }
              else
              {
             Child ch=new Child(i);
             temp.nextChile=ch;
             temp=ch;
              }
          }
        }
    }
    
}