// package net.datastructures;
/**
 * Thrown when a position is determined to be invalid.
 * @author Roberto Tamassia, Michael Goodrich
 */

// A run-time exception for invalid positions
public class InvalidPositionException extends RuntimeException 
{  
  public InvalidPositionException(String err) 
  {
    super(err);
  }

  public InvalidPositionException() 
  {
    /* default constructor */
  }
}