I want to be good coder. I am 23 now and I want to take my passion for coding seriously now because I want to get placed in big companies. Is it too late to start coding at the age of 23? What is the scope for coding? What are your suggestions?
I am in b tech second year and I just wanted to ask that, will I be a good coder if I start practicing now at Codechef as  I want to get placed in good companies?