# include <stdlib.h>
# include <stdio.h>
# include <math.h>

int main ( int argc, char *argv[] )
{
  int n;
  double x;
  double y;

  if ( argc < 2 )
  {
    printf ( "  Enter x: " );
    scanf ( "%lf", &x );
  }
  else
  {
    x = atof ( argv[1] );
  }

  if ( argc < 3 )
  {
    printf ( "  Enter n: " );
    scanf ( "%i", &n );
  }
  else
  {
    n = atoi ( argv[2] );
  }

  y = pow ( x, n );

  printf ( "  (%g)^(%i) = %g\n", x, n, y );

  return 0;
}