class Employee {
protected:
  Employee();
  Employee(int empNum, string n, string a, string p);
  virtual void readData(ifstream&) = 0;
public:

  virtual ~Employee() = default;

  int GetEmployeeNum() const;
  string GetName() const;
  string GetAddress() const;
  string GetPhone() const;

  void SetName(string newName);
  void SetAddress(string newAddress);
  void SetPhone(string newPhone);

  virtual double calcPay() = 0;
  virtual void printCheck() = 0;

  virtual void write(ofstream&) = 0;
private:
  int employeeNumber;
  string name;
  string address;
  string phone;
};