/* iterate.cpp
 * Demonstrates using iterators on vectors
 */
#include <cstdlib>
#include <iostream>
#include <vector>

using namespace std;

int main(int argc, char *argv[])
{
    vector<int> vec;
    vec.push_back(4);
    vec.push_back(6);
    vec.push_back(10);
    
    // point to the first element in the vector.    
    vector<int>::iterator it = vec.begin();
    cout << *it << endl;
    cout << *it << endl;  
    ++it;
    cout << *it << endl; 
    
    for(it = vec.begin(); it != vec.end(); ++it){
        cout << *it << endl;
    }    
    --it;
    *it = 45;
    cout << *it << endl;
    system("PAUSE");
    return EXIT_SUCCESS;
}