char **expand_size_array(char **array_final)
{
  int i;
  int j;
  char **array_tmp;

  i = 0;
  while (array_final[i])
    i++;
  j = i + 1;
  i = 0;
  array_tmp = (char **) malloc(sizeof(char *) * j + 2);
  while (i < j)
  {
    array_tmp[i] = fill_in_row(j);
    i++;
  }
  array_tmp = copy_array_final(array_final, array_tmp);
  i = 0;
  while (array_final[i])
  {
    free(array_final[i]);
    i++;
  }
  free(array_final);
  return array_tmp;
}

==36508== Conditional jump or move depends on uninitialised value(s)
==36508==    at 0x1000016CE: permute_algo     (permutation_tetriminos.c:47)
==36508==    by 0x100001758: permute_algo (permutation_tetriminos.c:60)
==36508==    by 0x1000015C6: get_solution (permutation_tetriminos.c:10)
==36508==    by 0x100001277: main (main.c:25)
==36508==  Uninitialised value was created by a heap allocation
==36508==    at 0x10000A531: malloc (vg_replace_malloc.c:302)
==36508==    by 0x100000DC7: expand_size_array (expand_array.c:16)
==36508==    by 0x100001A5B: complete_array (solution_tetriminos.c:37)
==36508==    by 0x100001A03: complete_array (solution_tetriminos.c:31)
==36508==    by 0x100001A9B: complete_array (solution_tetriminos.c:41)
==36508==    by 0x100001A9B: complete_array (solution_tetriminos.c:41)
==36508==    by 0x100001A9B: complete_array (solution_tetriminos.c:41)
==36508==    by 0x100001A03: complete_array (solution_tetriminos.c:31)
==36508==    by 0x100001A9B: complete_array (solution_tetriminos.c:41)
==36508==    by 0x100001A9B: complete_array (solution_tetriminos.c:41)
==36508==    by 0x100001A9B: complete_array (solution_tetriminos.c:41)
==36508==    by 0x10000191C: solution_tetriminos (solution_tetriminos.c:9)