program_8_1.cpp

c++程序设计讲义 cppprograming 含源码

// program 8.1: Demonstrate Rational ADT
#include <iostream>
#include "rational.h"
using namespace std;

int main() {
    Rational r;
    Rational s;
    cout << "Enter rational number (a/b): ";
    cin >> r;
    cout << "Enter rational number (a/b): ";
    cin >> s;
    Rational t(r);
    Rational Sum = r + s;
    Rational Product = r * s;
    cout << r << " + " << s << " = " << Sum << endl;
    cout << r << " * " << s << " = " << Product << endl;
    return 0;
}