public static void main(String args[]) {
Rational zero = new Rational(), half = new Rational(1, 2), halfCopy = new Rational(half);
zero.setNumerator(1);
zero.setDenominator(3);
System.out.println("zero's numerator: " + zero.getNumerator());
System.out.println("zero's denominator: " + zero.getDenominator());
halfCopy.addWith(half);
System.out.println("halfCopy:" + halfCopy);
}
