ROTATIONAL TRANSPOSTION CIPHER

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Vivek wants to send a secret message to Mohan over an insecure channel by encrypting it. Palash is an eavesdropper. Hence, Vivek encrypts her message in the following way: **Assumptions:** - $P$ is the $plaintext$, which represents the original message. The letters of the plaintext are all in upper case without any punctuations and whitespaces. - $K$ is the $key$ string that is used to encrypt t

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solution.cppC++17

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