#ifndef Fraction_h
#define Fraction_h

#include <iostream>

typedef long long FractionPart;

class Fraction
{
	private:
		FractionPart numerator;
		FractionPart denominator;

	public:
		// Default constructor allows building arrays of Fraction objects
		Fraction(FractionPart num = 0, FractionPart den = 1);
		~Fraction();
		inline FractionPart getNumerator() const { return numerator; }
		inline FractionPart getDenominator() const { return denominator; }
		Fraction operator*(const Fraction& other) const;
		bool simplify();
		static FractionPart greatestCommonDivisor(FractionPart a, FractionPart b);

	public:
		friend std::istream& operator>>(std::istream& input, Fraction& fraction);
		friend std::ostream& operator<<(std::ostream& output, const Fraction& fraction);
};

// cin >> f1 >> f2 >> ... >> fN
std::istream& operator>>(std::istream& input, Fraction& fraction);

// cout << f1 << f2 << ... << fN
std::ostream& operator<<(std::ostream& output, const Fraction& fraction);

// can be implemented as member function also
Fraction operator+(const Fraction& f1, const Fraction& f2);

#endif