Example of using ostream iterators with standard algorithms to produce interesting results.

ostream_itr_example.cpp

#include <vector>
#include <iostream>
#include <iterator>
#include <algorithm>

int main()
{
  std::vector<int> v {7,4,1,8,5,2,9,6,3};
  std::copy(v.begin(), v.end(), std::ostream_iterator<int>(std::cout , " "));
}