Rom and harry VS Voldemort

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Harry and Ron are learning to pass secret messages. Ron loves numbers and alphabets while Harry only loves alphabets. So whenever Ron receives a message from Harry, he translates it to a string of numbers and alphabets. On the other hand when Harry receives a message from Ron, he changes it to a string of alphabets. Now Voldemort is not happy. If he hacks a message from either of them, he changes

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solution.cppC++17

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