text: /*
   * This file contains code from "C++ Primer, Fifth Edition", by Stanley B.
   * Lippman, Josee Lajoie, and Barbara E. Moo, and is covered under the
   * copyright and warranty notices given in that book:
   * 
   * "Copyright (c) 2013 by Objectwrite, Inc., Josee Lajoie, and Barbara E. Moo."
   * 
   * 
   * "The authors and publisher have taken care in the preparation of this book,
   * but make no expressed or implied warranty of any kind and assume no
   * responsibility for errors or omissions. No liability is assumed for
   * incidental or consequential damages in connection with or arising out of the
   * use of the information or programs contained herein."
   * 
   * Permission is granted for this code to be used for educational purposes in
   * association with the book, given proper citation if and when posted or
   * reproduced.Any commercial use of this code requires the explicit written
   * permission of the publisher, Addison-Wesley Professional, a division of
   * Pearson Education, Inc. Send your request for permission, stating clearly
   * what code you would like to use, and in what specific way, to the following
   * address: 
   * 
   * 	Pearson Education, Inc.
   * 	Rights and Permissions Department
   * 	One Lake Street
   * 	Upper Saddle River, NJ  07458
   * 	Fax: (201) 236-3290
  */ 
  
  #include <string>
  using std::string;
  
  #include <algorithm>
  using std::find;
  
  #include <iostream>
  using std::cin; using std::cout; using std::endl;
  
  int main()
  {
  	string line;
  	getline(cin, line);
  
  	// find the first element in a comma-separated list
  	string::iterator comma = find(line.begin(), line.end(), ',');
  	cout << string(line.begin(), comma) << endl;
  	
  	// find the last element in a comma-separated list
  	string::reverse_iterator rcomma = 
  			find(line.rbegin(), line.rend(), ',');
  	
  	// WRONG: will generate the word in reverse order
  	cout << string(line.rbegin(), rcomma) << endl;
  	
  	// ok: get a forward iterator and read to the end of line
  	cout << string(rcomma.base(), line.end()) << endl;
  
  	return 0;
  }
  