Pick a challenge from this document that will help develop your programming skills:
http://goo.gl/1QhjH (pdf - sign-in req'd)
The document refers to the Java language but the challenges can easily be done in other languages.
The challenge you choose should be picked in order to either reinforce your programming skills or expand them. Your instructor will advise you accordingly.
When creating your programs, copy and paste the challenge description into the program header.
Be sure to save all your challenge programs according to the number of the challenge.
[ teacher link ]