////   This file contains the C++ code from Program 8.15 of//   "Data Structures and Algorithms//    with Object-Oriented Design Patterns in C++"//   by Bruno R. Preiss.////   Copyright (c) 1998 by Bruno R. Preiss, P.Eng.  All rights reserved.////   http://www.pads.uwaterloo.ca/Bruno.Preiss/books/opus4/programs/pgm08_15.cpp//void ChainedScatterTable::Insert (Object& object){    if (count == length)	throw domain_error ("scatter table is full");    unsigned int probe = H (object);    if (array [probe].object != 0)    {	while (array [probe].next != Entry::null)	    probe = array [probe].next;	unsigned int const tail = probe;	probe = (probe + 1) % length;	while (array [probe].object != 0)	    probe = (probe + 1) % length;	array [tail].next = probe;    }    array [probe].object = &object;    array [probe].next = Entry::null;    ++count;}Object& ChainedScatterTable::Find (Object const& object) const{    for (unsigned int probe = H (object);	probe != Entry::null; probe = array [probe].next)    {	if (object == *array [probe].object)	    return *array [probe].object;    }    return NullObject::Instance ();}