NAG Library Manual, Mark 28.5
```/* nag_blast_zge_load (f16thc) Example Program.
*
* Copyright 2022 Numerical Algorithms Group.
*
* Mark 28.5, 2022.
*/

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

int main(void) {

/* Scalars */
Complex alpha, diag;
Integer exit_status, m, n, pda;

/* Arrays */
Complex *a = 0;

/* Nag Types */
NagError fail;
Nag_OrderType order;

#ifdef NAG_COLUMN_MAJOR
order = Nag_ColMajor;
#else
order = Nag_RowMajor;
#endif

exit_status = 0;
INIT_FAIL(fail);

/* Skip heading in data file */
scanf("%*[^\n] ");

/* Read the problem dimensions */
scanf("%" NAG_IFMT "%" NAG_IFMT "%*[^\n] ", &m, &n);

scanf(" ( %lf , %lf ) ( %lf , %lf )%*[^\n] ", &alpha.re, &alpha.im, &diag.re,
&diag.im);

#ifdef NAG_COLUMN_MAJOR
pda = m;
#else
pda = n;
#endif

if (m > 0 && n > 0) {
/* Allocate memory */
if (!(a = NAG_ALLOC(m * n, Complex))) {
printf("Allocation failure\n");
exit_status = -1;
goto END;
}
} else {
printf("Invalid m or n\n");
exit_status = 1;
return exit_status;
}

* Initialize complex general matrix.
*
*/
nag_blast_zge_load(order, m, n, alpha, diag, a, pda, &fail);
if (fail.code != NE_NOERROR) {
exit_status = 1;
goto END;
}

/* Print generated matrix A */
/* nag_file_print_matrix_complex_gen_comp (x04dbc).
* Print complex general matrix (comprehensive)
*/
fflush(stdout);
nag_file_print_matrix_complex_gen_comp(
order, Nag_GeneralMatrix, Nag_NonUnitDiag, m, n, a, pda, Nag_BracketForm,
"%5.2f", "Generated Matrix A", Nag_IntegerLabels, 0, Nag_IntegerLabels, 0,
80, 0, 0, &fail);
if (fail.code != NE_NOERROR) {
printf("Error from nag_file_print_matrix_complex_gen_comp (x04dbc).\n%s"
"\n",
fail.message);
exit_status = 1;
goto END;
}

END:
NAG_FREE(a);

return exit_status;
}
```