Question: C++ language - Classes sumArray () is a function that sums all the elements of a given array object. Implement sumArray() using the three techniques

C++ language - Classes C++ language - Classes sumArray () is a function that sums

sumArray () is a function that sums all the elements of a given array object. Implement sumArray() using the three techniques that we have learned in the lecture, namely: As a non-member function of the class Array int sumArray (const Array &); As a friend function of the class Array friend int sumArray (const Array &); As a public member function of the class Array int Array:: sumArray ()

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