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/*
 * This file contains code from "C++ Primer, Fourth Edition", by Stanley B.
 * Lippman, Jose Lajoie, and Barbara E. Moo, and is covered under the
 * copyright and warranty notices given in that book:
 * 
 * "Copyright (c) 2005 by Objectwrite, Inc., Jose 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 Contracts Department
 * 	75 Arlington Street, Suite 300
 * 	Boston, MA 02216
 * 	Fax: (617) 848-7047
*/ 

#include <iostream>
using std::cout; using std::endl;
#include <vector>
using std::vector;

// pass iterators to the first and one past the last element to print
void print(vector<int>::const_iterator beg,
           vector<int>::const_iterator end)
{
    while (beg != end) {
        cout << *beg++; 
        if (beg != end) cout << " ";  // no space after last element
    }
    cout << endl;
}

// vec is potentially large, so copying vec might be expensive
// use a const reference to avoid the copy
void print(const vector<int> &vec)
{
    for (vector<int>::const_iterator it = vec.begin();
                                it != vec.end(); ++it) {
        if (it != vec.begin()) cout << " ";
        cout << *it;
    }
    cout << endl;
}

int main()
{
    vector<int> vec(42);
    print(vec.begin(), vec.end());
    print(vec);
}