Upgrade my code knowledge

Question

How can I grow from simple straight forward codes and loops to more high level programming? I've built a Prime-seeking program, an alternative for the 'Hello World' program, so now I'd like to start learning the next level by practice. Has anyone an idea?

Answer 1

do code challenges here

Answer 2

I take it that your are looking for practice and challenges. Check this corner.

https://www.sololearn.com/Discuss/437973/?ref=app

Answer 3

Try reading the C++ classes documentation and looking at course on memory management.