[prog] C++: storing objects of different type in a std::map

[ed orphan]

Assuming you looking for a tutorial book:
 How to Program C++  by Deitel & Deitel  
Prentice Hall publishers
  The free download book by Bruce Eckel:
 Thinking in C++  2nd Edition
 http://mindview.net/Books/DownloadSites
 I got mine at:
 http://www.ct.be/BruceEckel
And a couple of web sites that might be useful:
 Linux Programming Resources
   http://leapster.org/linoleum/linoleum.html
Standard Template Library Reference
   http://www.cs.rpi.edu/projects/STL/stl/stl.html
forums:
 http://www.perryland.com/
 http://www.cprogramming.com
  I'm sure a Google serarch will uncover lots of C++ sites.
And for real fun, there are the data structure books:
Data Structures and Algorithms in C++ by Adam Drozdek
ISBN 0-534-94974-6  PWS Publishing Company
SAMS Teach Yourself Data Structures and Algorithms
in 24 Hours by Robert Lafore  ISBN 0-672-31633-1