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

using namespace std ;

// A regular function to be used with for_each
void print_element(int n)
{
    cout << n << " ";
}

int main()
{
    vector<int> numbers = {1, 2, 3, 4, 5};

    // Using for_each with a function pointer
    for_each( numbers.begin(), numbers.end(), print_element );
    cout << endl;

    return 0;
}