#ifndef MATRIX_HPP_
#define MATRIX_HPP_

#include <iostream>
#include <cstdlib>
#include <cmath>
#include <fstream>

using namespace std;

class bad_index{};
class wrong_size{};
class wrong_file_name{};
class different_sizes{};

class Matrix
{
private:
    struct rcMatrix;
    rcMatrix* data;
public:
    Matrix(const char*);
    Matrix(int, int);
    Matrix(const Matrix&);
    ~Matrix();
    double operator()(int, int) const;
    friend ostream& operator<<(ostream&, const Matrix&);
    bool operator==(const Matrix&) const;
    Matrix& operator=(const Matrix&);
    Matrix operator+(const Matrix&) const;
    Matrix& operator+=(const Matrix&);
    Matrix operator-(const Matrix&) const;
    Matrix& operator-=(const Matrix&);
    Matrix operator*(const Matrix&) const;
    Matrix& operator*=(const Matrix&);
    int getRefCounter() const;
};

#endif