What is the output of this program?#include <iostream> using namespace std; class BoxExample { double W; public: friend void printW(BoxExample box ); void setW( double width ); }; void BoxExample::setW( double width ) { W = width; } void printW(BoxExample box ) { box.W = box.W * 3; cout << "Width of box : " << box.W << endl; } int main( ) { BoxExample box; box.setW(15.0); printW( box ); return 0; }

What is the output of this program?#include <iostream> using namespace

1.	What is the output of this program? #include <iostream> using namespace std; class BoxExample { double W; public: friend void printW(BoxExample box ); void setW( double width ); }; void BoxExample::setW( double width ) { W = width; } void printW(BoxExample box ) { box.W = box.W * 3; cout << "Width of box : " << box.W << endl; } int main( ) { BoxExample box; box.setW(15.0); printW( box ); return 0; }
A.	15
B.	3
C.	45
D.	Compilation Error
E.	None of these
Answer» D. Compilation Error

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