| 52 | virtual int addNumbers(int param1, int param2) { return param1 + param2; } |
| 53 | |
| 54 | virtual double addNumbers2(double param1, double param2) { return param1 + param2; } |
| 55 | |
| 56 | virtual bool isEqual(const std::string &str1, const std::string &str2) { return str1 == str2; } |
| 57 |