few errors when compiling one of them is the inverse function what to return
Code:
#include <iostream>
#include <cmath>
using namespace std;
class rational
{
public:
rational();
rational add(rational);
rational sub(rational);
rational mul(rational);
rational div(rational);
rational inv(rational);
int getdenominator();
int getnumerator();
void print(rational);
private:
int numerator;
int denominator;
};
void rational::print(rational)//make sure it is right
{
cout << numerator << "/" << denominator << endl;
}
rational rational::inv(rational b)
{
return rational.reciprocal(b.getdenominator(),b.getnumerator());//added . not sure if it is right
}
rational rational(int num ,int den )//i added rational the class name in t he front
{
int numerator=num;
int denominator=den;
}
rational rational::add(rational b)
{
{
int num1 = (this.numerator * b.denominator) + (b.numerator * this.denominator); // cross multily and add
int num2 = this.denominator * b.denominator; // multiply the denominators to make them equivlent
return rational answer(num1,num2);
}
rational rational::sub(rational b)
{
int num1 = (this.numerator * b.denominator) - (b.numerator * this.denominator);// cross multiply and subtact
int num2 = this.denominator * b.denominator;
return rational answer(num1,num2);
}
rational rational::mul(rational b)
{
int num1 = this.numerator * b.numerator; // multiplys straight accross
int num2 = this.denominator * b.denominator;
return rational answer (num1,num2);
}
rational rational::div(rational b)
{
rational reciprocal=inv(b);
int num1=numerator*reciprocal.numerator;
int num2=denominator*reciprocal.denominator;
/* int num1 = this.numerator * b.denomerator; //multiplys the inverse of 2nd fraction object to divide
int num2 = this.denomerator * b.numerator;
*/
return rational answer (num1, num2);
}
int main()
{
rational c(4,2);
rational d(8,4);
rational x;
a.print();
cout << " addition ";
b.print();
x = c.add(d);
cout << " = ";
x.print();
cout << '\n';
x.print();
cout << " = ";
cout << "\n\n";
c.print();
cout << " subtraction ";
d.print();
x = c.sub(d);
cout << " = ";
x.print();
cout << '\n';
x.print();
cout << " = ";
cout << "\n\n";
c.print();
cout << " multiplication ";
d.print();
x = c.mul(d);
cout << " = ";
x.print();
cout << '\n';
x.print();
cout << " = ";
cout << "\n\n";
c.printRational();
cout << " division ";
d.printRational();
x = c.div(d);
cout << " = ";
x.printRational();
cout << '\n';
x.printRational();
cout << " = ";
cout << endl;
system("pause");
return 0;
}
