if write big code i am get more xp?

Question

(google translate) :(

Answer 1

No

Answer 2

It depends, if people like it, they might give you upvotes. If you get enough upvotes, you get a badge, and if you get such badge you also get xp.
https://code.sololearn.com/WPWPl1tlA2fO/?ref=app

Answer 3

it depends upon output not size