import java.io.PrintWriter;

public class Expt
{
  public static void main(String[] args)
  {
    PrintWriter pen = new PrintWriter(System.out, true);
    ArrayManipulator<Integer> albert = (larray, x) -> { return larray[x]; };

    pen.println(albert.manipulate(new Integer[] { 2, 3, 5, 7, 11 }, 2));

    pen.close();
  } // main(String)
} // class Expt