What is the output of the following function main? int main() { classA *ptrA; classA objectA(2); classB

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Question:

What is the output of the following function main?
int main()
{
classA *ptrA;
classA objectA(2);
classB objectB(3, 5);
ptrA = &objectA;
ptrA->doubleNum();
ptrA->print();
cout << endl;
ptrA = &objectB;
ptrA->doubleNum();
ptrA->print();
cout << endl;
return 0;
}