#include <iostream>
#include <random>
#include <chrono>

class A {
public:
    A() {
        std::cout << "Class A Created\n";
    }
    virtual ~A() {
        std::cout << "Class A Destroyed\n";
    }
};

class B {
public:
    B() {
        std::cout << "Class B Created\n";
    }
    ~B() {
        std::cout << "Class B Destroyed\n";
    }
};

class C : public A {
    B b{};
public:
    C() {
        std::cout << "Class C Created\n";
    }
    virtual ~C() {
        std::cout << "Class C Destroyed\n";
    }
};

int main()
{
    A v{};
    B w{};
    C x{};
    return 0;
}