Encryption program

[andrei]

Hello all, I seem to be having a issue while I am decoding the following program ( encryption type ) no issue encoding it , can anybody provide some information on this please?

Larz60+ write May-11-2022, 09:08 PM:
Please post all code, output and errors (it it's entirety) between their respective tags. Refer to BBCode help topic on how to post. Use the "Preview Post" button to make sure the code is presented as you expect before hitting the "Post Reply/Thread" button.

[ndc85430]

It would help if you told us exactly what problem you're having. Error messages? Something not doing what you expect? We can't see your screen. Also, what have you done to debug the problem?