import java.util.*;
public class LinkedListDemo
{
public static void main(String[] args)
{
LinkedList link=new LinkedList();
link.add("a");
link.add("b");
link.add(new Integer(10));
System.out.println("The contents of array is" + link);
System.out.println("The size of an linkedlist is" + link.size());
link.addFirst(new Integer(20));
System.out.println("The contents of array is" + link);
System.out.println("The size of an linkedlist is" + link.size());
link.addLast("c");
System.out.println("The contents of array is" + link);
System.out.println("The size of an linkedlist is" + link.size());
link.add(2,"j");
System.out.println("The contents of array is" + link);
System.out.println("The size of an linkedlist is" + link.size());
link.add(1,"t");
System.out.println("The contents of array is" + link);
System.out.println("The size of an linkedlist is" + link.size());
link.remove(3);
System.out.println("The contents of array is" + link);
System.out.println("The size of an linkedlist is" + link.size());
}
}
this is the error i got..
--------------------Configuration: <Default>--------------------
Note: C:\Users\Fajutag\Documents\Java Saved Files\LinkedListDemo.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.Process completed.
can someone tell me what should i do on this..