/* nag_quad_md_numth_coeff_prime (d01gyc) Example Program.
 *
 * Copyright 2011, Numerical Algorithms Group.
 *
 * Mark 23, 2011.
 */

#include <stdio.h>
#include <nag.h>
#include <nag_stdlib.h>
#include <nagd01.h>

int main(void)
{
  Integer exit_status = 0;
  Integer i, ndim, npts;
  double *vk = 0;
  NagError fail;

  INIT_FAIL(fail);

  printf("nag_quad_md_numth_coeff_prime (d01gyc) Example Program Results\n");
  /* Skip heading in data file */
  scanf("%*[^\n] ");
  scanf("%ld", &ndim);
  scanf("%ld%*[^\n] ", &npts);

  if (!(vk = NAG_ALLOC(ndim, double)))
    {
      printf("Allocation failure\n");
      exit_status = -1;
      goto END;
    }

  /* nag_quad_md_numth_coeff_prime (d01gyc).
   * Korobov optimal coefficients for use in nag_quad_md_numth_vec (d01gdc),
   * when number of points is prime.
   */
  nag_quad_md_numth_coeff_prime(ndim, npts, vk, &fail);
  if (fail.code != NE_NOERROR)
    {
      printf("Error from nag_quad_md_numth_coeff_prime (d01gyc).\n%s\n",
             fail.message);
      exit_status = 1;
      goto END;
    }

  printf("\nndim = %3ld npts = %6ld\n", ndim, npts);
  printf("\nCoefficients =");
  for (i = 0; i < ndim; i++)
    printf("%4.0f ", vk[i]);
  printf("\n");

 END:
  if (vk) NAG_FREE(vk);

  return exit_status;
}