FIESTAL_ZIG_ZAG

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Alice wants to send a message to Bob over an insecure channel. Eve is an eavesdropper. Hence, Alice encrypts her message in the following way: $Assumptions :$ Plaintext represents the original message. Ciphertext represents the encrypted message. The keys are used to encrypt the plaintext. Consider the characters (8-bit) are represented by their $ASCII$ code. There are no spaces, newline or

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solution.cppC++17

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