listing2.5.cpp return value function

// listing2.5.cpp
#include <iostream>
using namespace std;

// function declaration and definition. return value
int DemoConsoleOutput()
{
    cout << "This is a simple string literal." << endl;
    cout << "Writing number five: " << 5 << endl;
    cout << "Performing division 10 / 5 = " << 10/5 << endl;
    cout << "Pi is 22/7 = " << 22.0/7.0 << endl;

    return 0;
}

int main()
{
    // function call with return used to exit
    return DemoConsoleOutput();
}

output:

 

This is a simple string literal.
Writing number five: 5
Performing division 10 / 5 = 2
Pi is 22/7 = 3.14286

Process returned 0 (0x0)   execution time : 0.453 s
Press any key to continue.