void bubble_sort(int *array, int array_size){

  int i = 0 ;
  int j = 0;
  int counter = 0;

  for (i = array_size - 1; i > 0; i--){
    counter = 0;
    for (j = 0; j < i; j++) {
      if (array[j] > array[j+1]) {
        swap_int(&array[j], &array[j+1]);
        counter++;
      }
    if (counter == 0) break;
    }
  }
}