/* power.c: computes 2^d
 *
 *          John Rust, University of Maryland, February, 2004 */

int power(int d)
{
	int i,twod;

	if (d == 0)
        {
           return 1;
        }
	else
        {
          twod=2;
	  for (i=1; i<d; i++)
          {
            twod=twod*2;
          }
	  return twod;
        }
}