Question
#include <iostream>
using namespace std;
class sample
{
int width, height;
public:
void set_values (int, int);
int area () {return (width * height);}
friend sample duplicate (sample);
};
void sample::set_values (int a, int b)
{
width = a;
height = b;
}
sample duplicate (sample rectparam)
{
sample rectres;
rectres.width = rectparam.width * 2;
rectres.height = rectparam.height * 2;
return (rectres);
}
int main ()
{
sample rect, rectb;
rect.set_values (2, 3);
rectb = duplicate (rect);
cout << rectb.area();
return 0;
}a.
20
b.
16
c.
24
d.
None of the mentioned
Posted under Object Oriented Programming Using C++
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Q. What is the output of this program?
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