Лабораторные работы С++ (для ИВТ) / Готовые лабы С++ / Лаба6 / Laba 6 (4)

#include <iostream>
#include <cstring>
#include <locale>
using namespace std;

class Transport {
    char num[7]; // регистрационный номер
public:
    Transport(const char* x = "B123MK") { 
        strcpy(num, x); 
        cout << "T constr\n"; 
    }
    virtual ~Transport() { 
        cout << "T destr\n"; 
    }
    virtual int h() { 
        return 0; 
    }
    int g() { 
        return -1; 
    }
};

class Bus : public Transport {
    int n; // номер маршрута
public:
    Bus(const char* x, int nm) : Transport(x), n(nm) { 
        cout << "B constr\n"; 
    }
    Bus(const Bus& b) { 
        cout << "B copy\n"; 
    }
    ~Bus() { 
        cout << "B destr\n"; 
    }
    int h() override { 
        return n; 
    }
    int g() { 
        return -n; 
    }
};

void f(Transport* t1, Transport t2, Bus t3) {
    cout << t1->h() << " and " << t1->g() << endl;
    cout << t2.h() << " and " << t2.g() << endl;
    cout << t3.h() << " and " << t3.g() << endl;
}

int main() {
    setlocale(LC_ALL, "ru_RU.UTF-8");
    
    Bus b("B123AA", 130);
    f(&b, b, b);
    cout << "end" << endl;
    return 0;
}