#include <iostream>
using namespace std;

class Car {
  protected :
    int number;
    int fuel;
 Car(){};
    void virtual display_number(void)=0;
 void virtual display_fuel(void)=0;
};

class Motorcar : public Car {
  private :
    int temp;
  public :
   Motorcar(int cTemp = 0, int cNum = 0, int cFuel = 0);
    void display_temp(void) {cout << "설정 온도 : " << temp << endl;}
    void display_number(void)  {cout << "승용 차량 번호 : " << number << endl;}
 void virtual display_fuel(void) {cout<<"남은 연료 : "<< fuel <<endl;}
};

class PTsalesperson : public Motorcar {
private :
 int time;
public :
 PTsalesperson(int dTemp=0, int dNum=0 ,int dFuel=0 ,int dtime=0);
 void display_time(void) {cout << "타임:" << time << endl;};
};

Motorcar::Motorcar(int cTemp, int cNum, int cFuel) {
   
 cout << "이 차는 승용차입니다." << endl;
    temp = cTemp;  
 number = cNum;
    fuel = cFuel;

    cout << "차량 번호 : " << number << endl;
    cout << "남은 연료 : " << fuel << endl;
    cout << "인 차량을 생산하였습니다. " << endl;
}

int main() {
 Car *pCar2 = new PTsalesperson(25,2345,10,2);
 PTsalesperson *yourCar = (PTsalesperson *)pCar2;
    yourCar->display_number();
 yourCar->display_temp();
 yourCar->display_time();
    return 0;
}

error LNK2001: unresolved external symbol "public: __thiscall PTsalesperson::PTsalesperson(int,int,int,int)" (??0PTsalesperson@@QAE@HHHH@Z)