please post the answer...



thanks and regards
kiran.y

link list i think..

I think U need this .......

/*****************************************************/
import java.util.*;
   
class TreeSetDemo {
  public static void main(String args[]) {
    // Create a tree set.
    TreeSet<String> ts = new TreeSet<String>();
   
    // Add elements to the tree set.
    ts.add("C");
    ts.add("A");
    ts.add("B");
    ts.add("E");
    ts.add("F");
    ts.add("D");
   
    System.out.println(ts);
  }
}

/******************************************************/
The output from this program is shown here:
[A, B, C, D, E, F]
/*******************************************************/

/********************************
************   AND   ************
**********************************/



import java.util.*;
   
class HashSetDemo {
  public static void main(String args[]) {
    // Create a hash set.
    HashSet<String> hs = new HashSet<String>();
   
    // Add elements to the hash set.
    hs.add("B");
    hs.add("A");
    hs.add("D");
    hs.add("E");
    hs.add("C");
    hs.add("F");
   
    System.out.println(hs);
  }
}

/**************************************/
The following is the output from this program:
[D, A, F, C, B, E]
/****************************************/

using
BufferedReadered br=new BufferedReader(new InputStreamReader
(System.in));
while (br.readline)
System.out.println(br); 



















B