#include <iostream>
#include <string>
using namespace std;

// order of procedures is important

void Hi (string name)
{
    cout << "Hi " << name << endl;
    Greetings();
}

void Greetings()
{
    cout << "Things are happening inside this computer" << endl;
}

int main()
{
    Hi("Fred");
    return 0;
}