/**
 * Array Reserval for recursion by B. Yue
 */
package edu.uhcl.sce.yue.simple;

public class ArrayReversal {
	public static void arrayReversal (int[] a) {
		arrayReversalWithRange(a, 0, a.length-1);
	}

	private static void arrayReversalWithRange(int[] a, int i, int j) {
		if (i < j)
		{	int temp = a[i];
			a[i] = a[j];
			a[j] = temp;
			arrayReversalWithRange(a,i+1,j-1);
		}
	}

  public static void main (String args[]) {
    int b[] = {1,2,3,4,5,6,7};
	arrayReversal(b);
	for (int i=0; i<b.length; i++)
	{    System.out.println(b[i] + " ");
	}
  }
}