/* nag_specfun_erf_real (s15aec) Example Program.
 *
 * Copyright 2023 Numerical Algorithms Group.
 *
 * Mark 29.3, 2023.
 */

#include <nag.h>
#include <stdio.h>

int main(void) {
  Integer exit_status = 0;
  double x, y;

  /* Skip heading in data file */
  scanf("%*[^\n]");
  printf("nag_specfun_erf_real (s15aec) Example Program Results\n");
  printf("     x           y\n");
  while (scanf("%lf", &x) != EOF)
  {
    /* nag_specfun_erf_real (s15aec).
     * Error function erf(x)
     */
    y = nag_specfun_erf_real(x);
    printf("%12.3e%12.3e\n", x, y);
  }

  return exit_status;
}