cppMarksClassCopyConstructor

#include <iostream>

class MarksStorage
{
    const size_t size;
    int* storage;
    static size_t count;
public:
    static const int maxMark{ 12 };
    static const int minMark{ 1 };

    MarksStorage(size_t sizeP) : size{ sizeP }, storage{ new int[sizeP] {} } {std::cout << "Acquire memory for marks!\n"; ++count; }
    MarksStorage() : MarksStorage(1) {}
    MarksStorage(const MarksStorage& ms) : size{ms.size}, storage{new int[ms.size]}
    {
        for (int i{ 0 }; i < size; ++i)
        {
            storage[i] = ms.storage[i];
        }
        std::cout << "MarksStorage COPY constructed for -> " << this << '\n';
    }

    bool setMark(size_t id, int mark)
    {
        if (id < 0 or id > size - 1 or mark < MarksStorage::minMark or mark > MarksStorage::maxMark) { return false; }
        storage[id] = mark;
        return true;
    }

    int getMark(size_t id)
    {
        if (id < 0 or id > size - 1) { return 0; }
        return storage[id];
    }

    int getSize() { return size; }

    static int getCount() { return count; }

    void print(/* MarksStorage* const this */)
    {
        // ++size; // ERROR!!
        std::cout << "Marks: ";
        for (int i{ 0 }; i < this->size; ++i)
        {
            std::cout << storage[i] << ' ';
        }
        std::cout << '\n';
    }

    ~MarksStorage() { std::cout << "Try to delete memory by ptr - > " << storage << '\n';  delete[] storage; std::cout << "Release memory from marks!\n"; --count; }
};

size_t MarksStorage::count{ 0 };

//print(&ms1);

void print(MarksStorage& ms)
{
    std::cout << "Marks: ";

    for (int i{ 0 }; i < ms.getSize(); ++i)
    {
        std::cout << ms.getMark(i) << ' ';
    }

    std::cout << '\n';
}

int main()
{
    //char* str{ new char[10]{"hello"} };
    //char* str1{ str };

    //std::cout << str1 << '\n';

    //return 0;

    MarksStorage ms1{ 4 };

    ms1.setMark(0, 11);
    ms1.setMark(1, 7);
    ms1.setMark(2, 9);
    ms1.setMark(3, 10);

    std::cout << "MarksStorage 1\n";
    //ms1.print();
    print(ms1);

    MarksStorage ms2{ ms1 };
    std::cout << "MarksStorage 2\n";
    //ms2.print();
    print(ms2);

    return 0;
}