Java示例更新链接列表

import java.util.LinkedList;



public class MainClass {

   public static void main(String[] a) {

      LinkedList<String> officers = new LinkedList<String>();

      officers.add("B");

      officers.add("B");

      officers.add("T");

      officers.add("H");

      officers.add("P");

      System.out.println(officers);

      officers.set(2, "M");

      System.out.println(officers);

   }

}