/* An instance of an implementing class can sort the elements in a
** given array (or segment thereof).
*/

public interface ArraySorter<T> {

   // Rearranges the elements of a[0..a.length) into ascending order.
   public void sort(T[] a);

   // sorts a[low..high-1]
   // Rearranges the elements of a[low..high) into ascending order.
   public void sort(T[] a, int low, int high);

}