// This program illustrates the use of function templates
// with multiple types.
#include <iostream>
#include <string>
using namespace std;

//template function
template <class T1, class T2, class T3>
void echoAndReverse(T1 a1, T2 a2, T3 a3)
{
    cout << "Original order is: "
        << a1 << "  " << a2 << "  "  << a3 << endl;
    cout << "Reversed order is: "
        << a3 << "  " << a2 << "  "  << a1 << endl;
}

int main()
{
    echoAndReverse("Computer", 'A', 18);

    echoAndReverse("One", 4, "All");

    return 0;
}