template<class... Args>

void print(Args... args)      {(cout << ... << args ) <<endl;}

// program to print a text

​

#include <iostream>

using namespace std;

// display a number

void displayNum(int n1, float n2) {

    cout << "The int number is " << n1;

    cout << "The double number is " << n2;

}

int main() {

     int num1 = 5;

     double num2 = 5.5;

​

    // calling the function

    displayNum(num1, num2);

​

    return 0;

}

void myFunction(string fname) {

  cout << fname << " Refsnes\n";

}

​

int main() {

  myFunction("Liam");

  myFunction("Jenny");

  myFunction("Anja");

  return 0;

}

template <typename T>

void db(T t)

{

    cout << t <<" ";

}

​

template<typename T, typename... Args>

void db(T t, Args... args)      {  cout << t <<" ";db(args...); }

int main() {

     db(1,"a",20,"Hey);

}

void myFunction(string fname) {

  cout << fname << " Refsnes\n";

}

​

int main() {

  myFunction("Liam");

  myFunction("Jenny");

  myFunction("Anja");

  return 0;

}

​

// Liam Refsnes

// Jenny Refsnes

// Anja Refsnes