These are the examples from the following book: David Vandevoorde, Nicolai M. Josuttis C++ Template - The Complete Guide Addison-Wesley, 2002 ISBN 0-201-73484-2For further informations see:    http://www.josuttis.com/tmplbook/I welcome your feedback.The best way to reach me is by Email:    tmplbook@josuttis.comCopyright 2003 by Pearson Education, Inc. David Vandevoorde,and Nicolai M. Josuttis.  All rights reserved.Permission to use, copy, modify and distribute this software for personaland educational use is hereby granted without fee, provided that the abovecopyright notice appears in all copies and that both that copyright noticeand this permission notice appear in supporting documentation, and that thenames of Pearson Education or the authors are not used in advertising orpublicity pertaining to distribution of the software without specific,written prior permission.  Pearson Education and the authors make norepresentations about the suitability of this software for any purpose.It is provided "as is" without express or implied warranty.PEARSON EDUCATION AND THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARDTO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITYAND FITNESS.IN NO EVENT SHALL PEARSON EDUCATION OR THE AUTHORS BE LIABLE FOR ANYSPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVERRESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OFCONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR INCONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.