// This is a simple example of the “multiplies” binary functor.

#include <iostream>
#include <set>
#include <algorithm>
#include <iterator>

using namespace std;

int main() {
    int v1[] = {3,1,4,1,5,9};
    int v2[] = {1,2,3,4,5,6};
    int result[6];

    transform(v1, v1+6, v2, result, multiplies<int>());

    copy(result, result+6, ostream_iterator<int>(cout, " "));
    cout << '\n';
}