#include <iostream>
#include <vector>
 
using namespace std;
 
template <typename Iterator>
void print_container(const Iterator& from, const Iterator& to)
{
    bool first = true;
    for (Iterator it = from; it != to; ++it)
    {
        if (!first)
            cout << ", ";
        first = false;
        cout << *it;
    }
    cout << endl;
}
 
int main()
{
    int a[] = { 1, 2, 3 };
    vector<int> v = { 11, 12, 13 };
 
    print_container(&a[0], &a[0] + (sizeof(a) / sizeof(a[0])));
    print_container(begin(a), end(a));
    print_container(begin(v), end(v));
 
    return 0;
}

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