/* nag_return_discrete (g05eyc) Example Program.
 *
 * Copyright 1991 Numerical Algorithms Group.
 *
 * Mark 2, 1991.
 *
 * Mark 3 revised, 1994.
 */

#include <nag.h>
#include <nagx04.h>
#include <stdio.h>
#include <nag_stdlib.h>
#include <nagg05.h>

int main(int argc, char *argv[])
{
  FILE     *fpout;
  Integer  exit_status = 0;
  Integer  i;
  double   *r;
  double   t = 2.7;
  NagError fail;

  INIT_FAIL(fail);

  /* Check for command-line IO options */
  fpout = nag_example_file_io(argc, argv, "-results", NULL);

  fprintf(fpout, "nag_return_discrete (g05eyc) Example Program Results\n");
  /* nag_random_init_repeatable (g05cbc).
   * Initialize random number generating functions to give
   * repeatable sequence
   */
  nag_random_init_repeatable((Integer) 0);
  /* nag_ref_vec_poisson (g05ecc).
   * Set up reference vector for generating pseudo-random
   * integers, Poisson distribution
   */
  nag_ref_vec_poisson(t, &r, &fail);
  if (fail.code != NE_NOERROR)
    {
      fprintf(fpout, "Error from nag_ref_vec_poisson (g05ecc) %s\n",
              fail.message);
      exit_status = 1;
      goto END;
    }
  for (i = 1; i <= 5; i++)
    /* nag_return_discrete (g05eyc).
     * Pseudo-random integer from reference vector
     */
    fprintf(fpout, "%5ld\n", nag_return_discrete(r));

 END:
  if (fpout != stdout) fclose(fpout);
  if (r) NAG_FREE(r);

  return exit_status;
}