So what is your question then? See How do I ask and answer homework questions? and the Open letter to students with homework problems. Stack Overflow does not accept homework dumps. — Sebastian Simon 23 secs ago

Software Engineering is a better place to ask about general design principles. Code Review would be appropriate if you have working code and you're asking for advice on whether it's done well. — Barmar 33 secs ago

StackOverflow is for answering questions about your specific code; for general questions like this, I think softwareengineering.stackexchange.com could be a better fit. — Random Davis 58 secs ago

How to ask homework question and Open letter to students with homework problems — Barmar 58 secs ago

This may be useful. Open letter to students with homework problems. — Chris 13 secs ago

Welcome to Stack Overflow! How to ask homework question and Open letter to students with homework problems — Barmar 49 secs ago

Welcome to Stack Overflow. Please take the tour to learn how Stack Overflow works and read How to Ask on how to improve the quality of your question. Then check the help center to see what questions you can ask. Please see: Why is “Is it possible to…” a poorly worded question? (don't just change your question to "How"). Please show your attempts you have tried and the problems/error messages you get from your attempts. — Progman 31 secs ago