C++语言开发示例：07. 两个文件

#include <iostream>

int tom = 3;
int dick = 30;
static int harry = 300;

void remote_access();

int main()
{
    using namespace std;
    cout << "main() reports the following addresses:\n";
    cout << &tom << " = &tom, " << &dick << " = &dick, ";
    cout << &harry << " = &harry\n";
    remote_access();
}

#include <iostream>
extern int tom;
static int dick = 10;
int harry = 200;

void remote_access()
{
    using namespace std;
    cout << "remote_access() reports the following addresses:\n";
    cout << &tom << " = &tom, " << &dick << " = &dick, ";
    cout << &harry << " = &harry\n";
}