/**
 * hhh-ui - a simple UI for the strange code produced by H & H H.
 */

// +---------+--------------------------------------------------------
// | Headers |
// +---------+

#include <stdio.h>
#include <stdlib.h>
#include "hhh.h"


// +---------+--------------------------------------------------------
// | Helpers |
// +---------+

void
print_ints (int nums[], int size)
{
  int i;        // Index variable

  // Special case
  if (size == 0)
    {
      printf ("{}");
      return;
    }

  printf ("{%d", nums[0]);
  for (i = 1; i < size; i++)
    printf (",%d", nums[i]);
  printf ("}");
} // print_ints


// +------+-----------------------------------------------------------
// | Main |
// +------+

int 
main (int argc, char *argv[])
{
  int i;                // Everyone's favorite index
  int size = argc-1;    // The size of the number array
  int nums[size];       // A bunch of numbers
  int result;           // The result of h.

  // Convert arguments to numbers
  for (i = 0; i < size; i++)
    nums[i] = atoi (argv[i+1]);

  // Print preliminary information
  printf ("Original array: ");
  print_ints (nums, size);
  printf ("\n");
  printf ("Size:           %d\n", size);

  // Do the work
  result = h (nums, size);
 
  // Print the results
  printf ("Result:         %d\n", result);
  printf ("Final array:    ");
  print_ints (nums, size);
  printf ("\n");

  // And we're done
  return 0;
} // main