1. Save https://pastebin.com/GUhG4mbt as Captivity.CT
2. Start Cheat Engine
3. Select Captivity.exe process
4. Open Captivity.CT with CheatEngine

It may sometimes not work, in these cases, restart Captivity and try again.

If something is not clear, try googling it, there are a lot of tutorials for Cheat Engine.

It's 3367, thou you should play thru the game before entering.

I made a table for cheat engine :)
https://pastebin.com/GUhG4mbt