Question: Write a pseudo code for an algorithm to crack a Vigenere Cipher of key length 3 on a cipher text consisting of 500 characters by

Write a pseudo code for an algorithm to crack a Vigenere Cipher of key length 3 on a cipher text consisting of 500 characters by brute force.

I really need help on this one. I'm going to be converting it to java but for now, I just need the pseudo code to know the process. Like the notations used and such

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