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Question

What is the output of this program? 
    #include <iostream>
    using namespace std;
    template <typename T = float, int count = 3>
    T multIt(T x)
    {
        for(int ii = 0; ii < count; ii++)
        {
            x = x * x;
        }
        return x;
    };
    int main()
    {
        float xx = 2.1;
        cout << xx << ": " << multIt<>(xx) << endl;
    }

a.

2.1

b.

378.228

c.

2.1: 378.228

d.

None of the mentioned

Posted under Object Oriented Programming Using C++

Answer: (c).2.1: 378.228

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