#include <iostream>
#include <algorithm>	    // for transform
#include <functional>	    // for plus

using namespace std;

int main() {
    int data1[] = {11, 22, 33, 44, 55};
    int data2[] = {500, 400, 300, 200, 100};
    int result[5];

    cout << "2 + 2 = " << plus<int>()(2,2) << '\n';

    transform(data1, data1+5, data2, result, plus<int>());
    // transform(data1, data1+5, data2, result, [](int a, int b){return a+b;});

    for (auto v : result)
	cout << v << ' ';
    cout << '\n';
}