Happy Countings

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Santhosh Kumar is a very ambitious student at IIT Madras. He has multiple things to do , but he isn't able to decide what to pick. Therefore he decided to do the following: He has $N$ things to do. He assigns a number $a_i$ to each of these $N$ tasks. He constructs a new number by picking each bit of the new number at random from the corresponding bits of the $N$ numbers. Since he is rational, he

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solution.cppC++17

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