What is reputation points and How do i earn them?

I was trying to upvote an answer and it said that you don’t have enough reputation points.What are reputation points and how do I earn them?
PS-I am new to codechef.

Hey pro,

emphasized textSearch for this question on the forum becauz it have been already asked by someone else and by me too.

Happy coding

Hello Prateek,

Reputation points are karma.If you increase your karma you should take part in codechef discuss and answer the question.If your answer is not downvoted than your karma points will increase and you will have enough reputation to upvote an answer.