Constructing Example12.. Original implementation of Example12::run(state=10, value=20) 30 Caught expected exception: Tried to call pure virtual function "pure_virtual" Constructing Example12.. ExtendedExample12::run(20), calling parent.. Original implementation of Example12::run(state=11, value=21) 32 ExtendedExample12::pure_virtual(): Hello world Destructing Example12.. Destructing Example12..