ATL / WTL / STL

#include <iostream>
#include <utility>
#include <vector>
#include <iterator>
 
typedef int Number;
typedef float Voltage;
 
using namespace std;
 
typedef pair<Number, Voltage> SamplePair;
 
namespace std{
 
std::ostream& operator<<(std::ostream& stream, const SamplePair& sample)
{
    return stream << "Number: " << sample.first << ", Voltage: " << sample.second;
}
 
}
 
void ostreamIteratorPairTest()
{
    typedef vector<SamplePair> Samples;
    Samples samples;
    for (int i = 1; i <= 10; i++)
    {
        SamplePair sample(i, float(i));
        samples.push_back(sample);
        cout << sample << endl;
    }
    copy (samples.begin(), samples.end(),    
          ostream_iterator<SamplePair>(cout, "\n")); 
}
 
int main(int argc, char* argv[])
{
    ostreamIteratorPairTest();
    return 0;
}