/* nag_mip_ilp_mpsx_convert (h02buc) Example Program.
*
* Copyright 2024 Numerical Algorithms Group.
*
* Mark 30.1, 2024.
*
*/
#include <nag.h>
#include <stdio.h>
#include <string.h>
int main(void) {
const char *optionsfile = "h02buce.opt";
Integer exit_status = 0;
Nag_Boolean *intvar;
Integer m, n;
Nag_H02_Opt options;
double *a, *bl, *bu, *c, objf, *x;
Nag_Comm comm;
NagError fail;
INIT_FAIL(fail);
printf("nag_mip_ilp_mpsx_convert (h02buc) Example Program Results\n");
/* Initialize options structure and read option settings. */
/* nag_ip_init (h02xxc).
* Initialize option structure to null values
*/
nag_ip_init(&options);
/* nag_ip_read (h02xyc).
* Read optional parameter values from a file
*/
fflush(stdout);
nag_ip_read("h02buc", optionsfile, &options, (Nag_Boolean)Nag_TRUE, "stdout",
&fail);
if (fail.code != NE_NOERROR) {
printf("Error from nag_ip_read (h02xyc).\n%s\n", fail.message);
exit_status = 1;
goto END;
}
/* Read MPSX data */
/* nag_mip_ilp_mpsx_convert (h02buc), see above. */
nag_mip_ilp_mpsx_convert(0, Nag_TRUE, &n, &m, &a, &bl, &bu, &intvar, &c, &x,
&options, &fail);
if (fail.code != NE_NOERROR) {
printf("Error from nag_mip_ilp_mpsx_convert (h02buc).\n%s\n", fail.message);
exit_status = 1;
goto END;
}
/* Solve IP problem defined by data */
options.list = Nag_TRUE;
options.print_level = Nag_Soln;
/* nag_mip_ilp_dense (h02bbc).
* Solves integer programming problems using a branch and
* bound method
*/
nag_mip_ilp_dense(n, m, a, n, bl, bu, intvar, c, (double *)0, 0, NULLFN, x,
&objf, &options, &comm, &fail);
if (fail.code != NE_NOERROR) {
printf("Error from nag_mip_ilp_dense (h02bbc).\n%s\n", fail.message);
exit_status = 1;
goto END;
}
/* Free memory allocated by nag_mip_ilp_mpsx_convert (h02buc) */
/* nag_mip_ilp_print (h02bvc), see above. */
nag_mip_ilp_print(&a, &bl, &bu, &intvar, &c, &x);
/* Free options memory */
/* nag_ip_free (h02xzc).
* Free NAG allocated memory from option structures
*/
nag_ip_free(&options, "all", &fail);
if (fail.code != NE_NOERROR) {
printf("Error from nag_ip_free (h02xzc).\n%s\n", fail.message);
exit_status = 1;
goto END;
}
END:
return exit_status;
}