Open letter to students with homework problems and How to ask homework questions. Please show your attempt so that we can help. — kaylum 57 secs ago

Stack Overflow is a question and answer site for professional and enthusiast programmers. There are other sites in the SE network better suited for this kind of questions. — James Brown 37 secs ago

This site is about actual code. If you need help designing or looking for an algorithm, you might get more input at softwareengineering.stackexchange.com or even cs.stackexchange.com — Olaf Dietsche 6 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 which questions are on-topic on this site. Please see: Why is “Is it possible to…” a poorly worded question?. Please show your attempts you have tried and the problems/error messages you get from your attempts. — Progman 48 secs ago

Also read How do I ask and answer homework questions? as well as Open letter to students with homework problems — Some programmer dude 19 secs ago

I’m voting to close this question because it's a homework question without an attempted solution. Please refer to softwareengineering.meta.stackexchange.com/questions/6166/… and related for guidance and an explanation of why it's inappropriate to ask questions in this manner. — nanofarad 53 secs ago