reverse_iterator.cpp

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#include <iostream>   // for cout, endl
#include <vector>     // for vector
 
#include <examples.h>
 
 
int main ()
{
    typedef std::vector<int, std::allocator<int> > Vector;
 
    // Initialize a vector using an array.
    const Vector::value_type arr[] = { 3, 4, 7, 8 };
    const Vector v (arr + 0, arr + sizeof arr / sizeof *arr);
 
    // Output the original vector.
    std::cout << "Traversing vector with iterator: \n     ";
    for (Vector::const_iterator i = v.begin (); i != v.end (); ++i)
        std::cout << *i << " ";
 
    // Output the vector backwards.
    std::cout << "\n\nSame vector, same loop, reverse_itertor: \n     ";
    for (Vector::const_reverse_iterator j (v.end ());
         j != Vector::const_reverse_iterator (v.begin ()); ++j)
        std::cout << *j << " ";
 
    std::cout << std::endl;
 
    return 0;
}