I am 16year old boy from India, I Know some c++ with common STL and solved 100 easy problems in Codeforces, Now I am learning DSA side by side and practising in CF, So pls tell me the best or effective method to practice and the first goal is to reach pupil from newbie, so pls say me the effective methods and skills and algorithms to reach pupil(Green from grey) And I have also a Doubt. I should practice on a2oj ladders like(Div2 A, Div2b..etc) or rating wise in the problem set in CF which is effective...

pls, Help me, Brothers/Sisters...

thanks in Advance. And this blog will useful for also newbies like Me thankyou !! And sorry for my bad English...

pls comment bros . i need help