Here are the templates to get you started with a possible solution to the homework. You can try to solve the homework without the templates, but if you need some help starting, you can use these. The critical goal is to learn the material, so if you need help or cheat, use these templates. A good approach is to load the template in one query window and load the solution to the homework assignment in another query pane so if you get stuck; you can check out the solution.