class SequentialReverser extends ArrayReverser
{
	 
	 public SequentialReverser(int[] array) {
		  setArray(array);
	 }

	 public void reverse() {
		  // reverse all elements of `array`
		  reverse(0, array.length);
	 }

	 // reverse elements of `array` from index `from` (included) to
	 // index `to` (excluded) into array `reversed`
	 void reverse(int from, int to) {
		  for (int k = from; k < to; k++)
				reversed[reversed.length - k - 1] = array[k];
	 }
	 
}