How many times is copy constructor called in the given code

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Reference no: EM13893048

1. How many times is the copy constructor called in the following code:

Widget f(Widget u)
{ Widget v(u); Widget w = v; return w;
}
main()
{ Widget x;
Widget y = f(f(x));
}

2. Why are the parentheses needed in the expression (*p).data?

Reference no: EM13893048

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