Existence of Array (Keteki)

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There is a boolean array of size N. Some of its elements are fixed to be true. Rest of the elements can be either true or false. What is the number of ways in which the array can have values, or the number of ways in which the array can be filled with true or false values, provided the values of the fixed elements always remain fixed to be true. Print this number. Input Description: The input s

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solution.cppC++17

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