/* nag_stat_prob_poisson_vector (g01skc) Example Program.
*
* Copyright 2021 Numerical Algorithms Group.
*
* Mark 27.3, 2021.
*/
#include <nag.h>
#include <stdio.h>
int main(void) {
/* Integer scalar and array declarations */
Integer lk, ll, i, lout;
Integer *ivalid = 0, *k = 0;
Integer exit_status = 0;
/* NAG structures */
NagError fail;
/* Double scalar and array declarations */
double *peqk = 0, *pgtk = 0, *plek = 0, *l = 0;
/* Initialize the error structure to print out any error messages */
INIT_FAIL(fail);
printf("nag_stat_prob_poisson_vector (g01skc) Example Program Results\n\n");
/* Skip heading in data file */
scanf("%*[^\n] ");
scanf("%" NAG_IFMT "%*[^\n] ", &ll);
if (!(l = NAG_ALLOC(ll, double))) {
printf("Allocation failure\n");
exit_status = -1;
goto END;
}
for (i = 0; i < ll; i++)
scanf("%lf", &l[i]);
scanf("%*[^\n] ");
scanf("%" NAG_IFMT "%*[^\n] ", &lk);
if (!(k = NAG_ALLOC(lk, Integer))) {
printf("Allocation failure\n");
exit_status = -1;
goto END;
}
for (i = 0; i < lk; i++)
scanf("%" NAG_IFMT "", &k[i]);
scanf("%*[^\n] ");
/* Allocate memory for output */
lout = MAX(ll, lk);
if (!(peqk = NAG_ALLOC(lout, double)) || !(pgtk = NAG_ALLOC(lout, double)) ||
!(plek = NAG_ALLOC(lout, double)) ||
!(ivalid = NAG_ALLOC(lout, Integer))) {
printf("Allocation failure\n");
exit_status = -1;
goto END;
}
/* Calculate probability */
nag_stat_prob_poisson_vector(ll, l, lk, k, plek, pgtk, peqk, ivalid, &fail);
if (fail.code != NE_NOERROR) {
printf("Error from nag_stat_prob_poisson_vector (g01skc).\n%s\n",
fail.message);
exit_status = 1;
if (fail.code != NW_IVALID)
goto END;
}
/* Display title */
printf(" l k plek pgtk peqk ivalid\n");
printf(" --------------------------------------------------------\n");
/* Display results */
for (i = 0; i < lout; i++)
printf(" %6.2f %6" NAG_IFMT " %6.3f %6.3f %6.3f %3" NAG_IFMT
"\n",
l[i % ll], k[i % lk], plek[i], pgtk[i], peqk[i], ivalid[i]);
END:
NAG_FREE(l);
NAG_FREE(k);
NAG_FREE(plek);
NAG_FREE(pgtk);
NAG_FREE(peqk);
NAG_FREE(ivalid);
return (exit_status);
}