Question: Using C++ Decrypting a file in. txt containing ciphertext to a file out.txt containing plaintext using shift . Flag -d here refers to decryption. $

Using C++

Decrypting a file in. txt containing ciphertext to a file out.txt containing plaintext using shift . Flag -d here refers to decryption. $ cf -d in.txt out.txt Example After running the following command $ ./cf -d 3 f2.txt f3.txt File f3. txt looks like HELLO WORLD THIS IS AMAZING WHY IS THIS SO AMAZING I HAVE NO IDEA 11231

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