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Question #17 Difficulty:
According to the C++17 standard, what is the output of this program?
#include <iostream>
class A {
public:
A() { std::cout << 'a'; }
~A() { std::cout << 'A'; }
};
class B : public A {
public:
B() { std::cout << 'b'; }
~B() { std::cout << 'B'; }
};
int main() { B b; }
Hint:
In what order are the base and derived constructors and destructors called?
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