gistfile1.txt

int main(int argc, char *argv[]) {
  int w;
  int h;
  int n;
  int i;
  int* array;

  /* width and height are the first two integers on the stream */
  scanf("%d", &w);
  scanf("%d", &h);

  printf("width: %i\n", w);
  printf("height: %i\n", h);

  array = malloc(w * h * sizeof(int));

  read_matrix(&array, w * h);

  print_matrix(&array, w, h);
}

void read_matrix(int* array, int length) {
  int n;
  int i;

  for (i = 0; i < length; i++) {
    scanf("%i", &n);
    array[i] = n;
  }
}

int print_matrix(int *array, int w, int h) {
  int i;
  printf("\n");
  for (i = 0; i < w * h; i++) {
    if (i && (i % w == 0)) {
      printf("\n");
    }
    printf("%i ", array[i]);
  }
  printf("\n");
}