Pretty well done for your first project, especially in such a short time! Don't give up on gamedev, and hope to see you soon in future jams as well!
can you rate pls i wanna know
Done! Also, if you want to see more platformer-type games for inspiration, you can check out my game :) and a few others in the jam. I'm not mentioning any specific techniques because a lot of the comments have already named them..