/**
   Hash code for longs.

   @author Franck van Breugel
   @version 1.0  July 16, 2003
*/
public class LongHashCode
{
    public static void main(String[] args)
    {
	if (args.length < 1)
	{
	    System.out.println("Usage: java LongHashCode <long>");
	}
	else
        {
	    long l = Long.parseLong(args[0]);
	    System.out.println((int) ((l >> 32) + (int) l));
	}
    }
}