//: C03:PassByValue.cpp
#include <iostream>
using namespace std;
void f(int a) {
cout << "&a= " << &a << ", ";
cout << " a= " << a << endl;
a = 5;
cout << "&a= " << &a << ", ";
cout << " a= " << a << endl;}
int main() {
int x = 47;
cout << "&x= " << &x << ", ";
cout << " x= " << x << endl;
f(x);
cout << "&x= " << &x << ", ";
cout << " x= " << x << endl;} ///:~