#ifdef _MSC_VER

// this extra #define is only needed for Microsoft Visual C++

#define _USE_MATH_DEFINES

#include <cmath>

#else

#include <cmath>

#endif



#include <iostream>

#include <complex>



using namespace std;



class ImpedanceError {

public:

	virtual ~ImpedanceError();

	virtual string getErrorMessage() const =0;

};



ImpedanceError::~ImpedanceError() {

}



class FrequencyError: public ImpedanceError {

public:

	virtual string getErrorMessage() const;

};



string FrequencyError::getErrorMessage() const {

	return "Frequentie == 0";

}



class CapacityError: public ImpedanceError {

public:

	virtual string CapacityError::getErrorMessage() const;

};



string CapacityError::getErrorMessage() const {

	return "Capaciteit == 0";

}



complex<double> impedanceC(double c, double f) {

	if (c==0.0)

		throw CapacityError();

	if (f==0.0)

		throw FrequencyError();

	return complex<double>(0, -1/(2*M_PI*f*c));

}



int main() {

	try {

		cout<<impedanceC(1e-6, 1e3)<<endl;

		cin.get();

		cout<<impedanceC(1e-6, 0)<<endl;

		cout<<"Dit was het!"<<endl;

	} catch (ImpedanceError& e) {

		cout<<e.getErrorMessage()<<endl;

	}

	cin.get();

	cout<<"The END."<<endl;

	cin.get();

	return 0;

}



/*

(0,-159.155)



Frequentie == 0



The END.





*/