HINTS.md

Hints

General

• Interface: what an interface is and how to implement it.

1. Enable cars to be driven on the same test track

• This article discusses interfaces and how to implement them.

2. Enable the distance travelled by different models on the test track to be compared

• Setters and getters behave in the same way as any other method.

3. Allow the production cars to be ranked

• See this discussion of sorting.
• See here for default comparison of objects.