1/*
2 Copyright(C) 1998
3 All Rights Reserved. Salih Yurttas, ZCubes, BitsOfCode Software Systems, Inc..
4
5 Permission to use, copy, modify, and distribute this
6 software and its documentation for EDUCATIONAL purposes
7 and without fee is hereby granted provided that this
8 copyright notice appears in all copies.
9
10 date : January 1, 1998.
11 author : Salih Yurttas.
12
13 a_01.cpp
14*/
15
16
17#include <iostream>
18
19using namespace std;
20
21extern void f_a(double& a);
22
23int main(int argc, char* argv[]) {
24
25 double a;
26
27 cout << "--> a : ";
28 cin >> a;
29
30 cout << endl;
31 cout << "a = " << a;
32 cout << endl;
33
34 f_a(a);
35
36 cout << endl;
37 cout << "a = " << a;
38 cout << endl;
39
40}