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Question

What is the output of this program? 
    #include <iostream>
    using namespace std;
    class base
    {
        int val1, val2;
        public:
        int get()
 {
            val1 = 100;
            val2 = 300;
 }
        friend float mean(base ob);
    };
    float mean(base ob)
    {
        return float(ob.val1 + ob.val2) / 2;
    }
    int main()
    {
        base obj;
        obj.get();
        cout << mean(obj);
        return 0;
    }

a.

200

b.

150

c.

100

d.

300

Posted under Object Oriented Programming Using C++

Answer: (a).200

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