#include <iostream>
#include <string>
using namespace std;
class sample{
int length, breadth;
public:
sample(int length, int breadth):length(length),breadth(breadth)
{}
friend void calcArea(sample s); //friend function declaration
};
void calcArea(sample s)
{
cout<<"Area = "<<s.length * s.breadth;
}
int main()
{
sample s(10,15);
calcArea(s);
return 0;
}
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