NAG Library Manual, Mark 30.2
Interfaces:  FL   CL   CPP   AD 

NAG CL Interface Introduction
Example description
/* nag_contab_binary_service (g11sbc) Example Program.
 *
 * Copyright 2024 Numerical Algorithms Group.
 *
 * Mark 30.2, 2024.
 */

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

int main(void) {
  /* Scalars */
  Integer exit_status, i, p, ns, j, n, nrx, pdx;
  /* Arrays */
  char nag_enum_arg[40];
  Integer *irl = 0;
  Nag_Boolean *x = 0;
  Nag_OrderType order;
  NagError fail;

#ifdef NAG_COLUMN_MAJOR
#define X(I, J) x[(J - 1) * pdx + I - 1]
  order = Nag_ColMajor;
#else
#define X(I, J) x[(I - 1) * pdx + J - 1]
  order = Nag_RowMajor;
#endif

  INIT_FAIL(fail);

  exit_status = 0;
  printf("nag_contab_binary_service (g11sbc) Example Program Results\n");

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

  if (n > 0 && p > 0) {
    /* Allocate arrays */
    nrx = n;
    if (!(irl = NAG_ALLOC(n, Integer)) ||
        !(x = NAG_ALLOC(nrx * p, Nag_Boolean))) {
      printf("Allocation failure\n");
      exit_status = -1;
      goto END;
    }

    if (order == Nag_ColMajor)
      pdx = nrx;
    else
      pdx = p;

    for (i = 1; i <= n; ++i) {
      for (j = 1; j <= p; ++j) {
        scanf(" %39s", nag_enum_arg);
        /* nag_enum_name_to_value (x04nac).
         * Converts NAG enum member name to value
         */
        X(i, j) = (Nag_Boolean)nag_enum_name_to_value(nag_enum_arg);
      }
      scanf("%*[^\n] ");
    }

    /* nag_contab_binary_service (g11sbc).
     * Frequency count for nag_contab_binary (g11sac)
     */
    nag_contab_binary_service(order, p, n, &ns, x, pdx, irl, &fail);
    if (fail.code != NE_NOERROR) {
      printf("Error from nag_contab_binary_service (g11sbc).\n%s\n",
             fail.message);
      exit_status = 1;
      goto END;
    }

    printf("\n");
    printf("Frequency                 Score pattern\n");
    printf("\n");
    for (i = 1; i <= ns; ++i) {
      printf("%5" NAG_IFMT "            ", irl[i - 1]);
      for (j = 1; j <= p; ++j)
        printf("%-9s  ", nag_enum_value_to_name(X(i, j)));

      printf("\n");
    }
  }

END:
  NAG_FREE(irl);
  NAG_FREE(x);

  return exit_status;
}