[Community Puzzle] Code Breaker Puzzle

Coding Games and Programming Challenges to Code Better

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Created by @Wontonimo,validated by @davilla,@darkhorse64 and @5922.
If you have any issues, feel free to ping them.

Hi, I’ve passed every test except the last but can’t see what’s wrong with my code or why it’s not working. Could you give me a hint as to what’s different about the last test case? Or is it just buggy?

same alphabet.
only the message and the word change.