How to use

sink

method

in

smile.sort.PriorityQueue

/**
 * Removes and returns the index of item with minimum value (highest priority).
 */
public int poll() {
  swap(1, n);
  sink(1, n - 1);
  return pq[n--];
}

  /**
   * The priority of item k has changed.
   */
  public void change(int k) {
    swim(qp[k]);
    sink(qp[k], n);
  }
}