C++/Vector/vector reverse iterator

Illustrating normal and reverse iteration.

<source lang="cpp">

1. include <iostream>
2. include <vector>
3. include <list>

using namespace std; int main() {

 cout << "Normal and reverse iteration through a vector:\n";
 vector<int> vector1;
 vector1.push_back(2);
 vector1.push_back(3);
 vector1.push_back(5);
 vector1.push_back(7);
 vector1.push_back(11);
 cout << "Elements in normal (forward) order:  ";
 vector<int>::iterator i;
 for (i = vector1.begin(); i != vector1.end(); ++i)
    cout << *i << "  ";
 cout << endl;
 cout << "Elements in reverse order:           ";
 vector<int>::reverse_iterator r;
 for (r = vector1.rbegin(); r != vector1.rend(); ++r)
    cout << *r << "  ";
 cout << endl;

 cout << "Normal and reverse iteration through a list:\n";
 list<int> list1(vector1.begin(), vector1.end());
 cout << "Elements in normal (forward) order:  ";
 for (i = vector1.begin(); i != vector1.end(); ++i)
    cout << *i << "  ";
 cout << endl;
 cout << "Elements in reverse order:           ";
 for (r = vector1.rbegin(); r != vector1.rend(); ++r)
    cout << *r << "  ";
 cout << endl;
 return 0;

} /* Normal and reverse iteration through a vector: Elements in normal (forward) order: 2 3 5 7 11 Elements in reverse order: 11 7 5 3 2 Normal and reverse iteration through a list: Elements in normal (forward) order: 2 3 5 7 11 Elements in reverse order: 11 7 5 3 2

*/
       
 </source>