/** Demonstrates how to pass pointers to functions. */
#include <iostream>
using namespace std;

void printPtr(int *);   // prototype

int main()
{
    int number = 5;
    int *myPtr = &number;

    printPtr(myPtr);     // pass in a pointer
    printPtr(&number);   // pass in an address

    return 0;
}

/**
 * Simple function showing how to pass pointers to functions.
 * Print the value of nPtr and the value of dereferenced nPtr.
 */
void printPtr(int *nPtr)
{
    cout << "The value of the pointer is " << nPtr << endl
         << "The value of the thing pointed to by the pointer is "<< *nPtr << endl;
}