Yurttas/PL/OOL/Cplusplus/F/07/06/02/00/01/integrate 01.cpp

 1/*
 2   Copyright(C) 2003
 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   : September 1, 2003.
11   author : Salih Yurttas.
12
13   purpose : integration of f(x) = x*x;
14
15   integrate_01.cpp
16*/
17
18
19#include <iostream>
20
21using namespace std;
22
23double integrate(const double,
24                 const double);
25
26int main(int argc, char* argv[]) {
27
28  double a,
29         b;
30
31  cout << "-> a : ";
32  cin >> a;
33
34  cout << "-> b : ";
35  cin >> b;
36
37  cout << endl;
38
39  double integral = integrate(a,
40                              b);
41
42  cout << "integral of f(x) = x*x ";
43  cout << "in between a = ";
44  cout << a;
45  cout << " and b = ";
46  cout << b;
47  cout << " is = ";
48  cout << integral ;
49  cout << endl;
50
51}