Question: This exercise is the same as Programming Exercise 1, except that you should use private inheritance instead of containment.Again, a few typedefs might prove handy.

This exercise is the same as Programming Exercise 1, except that you should use private inheritance instead of containment.Again, a few typedefs might prove handy.
Also you might contemplate the meaning of statements such as the following:
PairArray::operator=(PairArray(ArrayInt(),ArrayInt()));
cout << (const string &)(*this);
The class should work with the same test program as shown in Programming Exercise 1.

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