Bill Cipher

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Karan is a brilliant prankster and plays pranks on people for fun. One day, he decides to send his prank partner Chirag a secret message by encrypting it and posting it publicly on his Facebook wall. They had anticipated a scenario like this, and exchanged a shared secret key some time in the past. Unfortunately, Karan isn't very familiar with encryption algorithms, so he decides make his own. His

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solution.cppC++17

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