void Rational::output(ostream& outs)
{
Rational temp;
int divisor;
if(denominator==0)
{
cout << "Error illegal form for denominator input, division by zero is not possible.\n";
exit(1);
}
if(numerator==0)
{
cout << "0 \n";
}
else
{
temp.numerator=numerator;
temp.denominator=denominator;
divisor=temp.gcd();
temp.numerator = abs(numerator)/divisor;
temp.denominator = abs(denominator)/divisor;
if((numerator<0 && denominator<0) || (numerator>0 && denominator>0) )
outs << temp.numerator << "/" << temp.denominator<<"\n";
else if((numerator<0 && denominator>0) || (numerator>0 && denominator<0) )
outs << "-" << temp.numerator << "/" << temp.denominator<<"\n";
}
}
Rational division(Rational& number1, Rational& number2)
{
Rational temp;
int divisor;
temp.numerator=number1.numerator*number2.denominator;
temp.denominator=number2.numerator*number1.denominator;
divisor=temp.gcd();
temp.numerator=temp.numerator/divisor;
temp.denominator=temp.denominator/divisor;
return temp;
}
Rational subtract(Rational& number1, Rational& number2)
{
Rational temp;
int divisor;
temp.numerator=(number1.numerator*number2.denominator)-(number2.numerator*number1.denominator);
temp.denominator=number1.denominator*number2.denominator;
divisor=temp.gcd();
temp.numerator=temp.numerator/divisor;
temp.denominator=temp.denominator/divisor;
return temp;
}
