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wuzesheng@wuzesheng-ubuntu:~/Program$ ./a.out
operator new called
constructor called
#######
operator new called?? line: 68?? func: main
constructor called
#######
operator new called
constructor called
constructor called
constructor called
constructor called
constructor called
constructor called
constructor called
constructor called
constructor called
constructor called
#######
~A()
delete2: 8
#######
~B()
~A()
delete2: 16
#######
~A()
~A()
~A()
~A()
~A()
~A()
~A()
~A()
~A()
~A()
delete1
#######
delete1
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