/*************************************************/ // R. A. Hillyard // rational01.cpp // November 2001 // // class to represent rational numbers i.e. fractions /*************************************************/ #include <iostream> using namespace std; //introduces namespace std class Rational { public : void input(); //get input values from keyboard for a rational number void output(); //output the value of a rational number void set(int t, int b); //set the value for a rational int getTop(); //returns the numerator (top) int getBottom(); //returns the denominator (bottom) private: int top; //holds numerator int bottom; //holds denominator }; /********************************************************/ void Rational::input() { cout << "enter top and bottom > "; cin >> top >> bottom; } /********************************************************/ void Rational::output() { cout << top << "/" << bottom; } /********************************************************/ void Rational::set(int t, int b) { top = t; bottom = b; } /********************************************************/ int Rational::getTop() { return top; } /********************************************************/ int Rational::getBottom() { return bottom; } /********************************************************/ /********************************************************/ int main( void ) { Rational f1, f2, f3; //declare three rational numbers f1.set(1,2); //call the set member function f2.set(33,52); f3.input(); //get values from keyboard cout << "Your Fractions are: "; f1.output(); cout << " "; f2.output(); cout << " "; f3.output(); cout << "\n"; cout << "tops equal: " << f1.getTop() + f2.getTop() + f3.getTop() << endl; cout << "bottoms equal: " << f1.getBottom() + f2.getBottom() + f3.getBottom() << endl; return 0; } /********************Program Output********************* enter top and bottom > 17 19 Your Fractions are: 1/2 33/52 17/19 tops equal: 51 bottoms equal: 73 */