Internally to your project, you should have more releases. Notice that a growth phase typically tests a group of collaborating classes not only a single class. If you need similar behavior twice, express it once and reuse it twice.
Pair programming is done with two people at the PC or workstation simulateneously.
One person types, the other watches. Take frequent turns. The code is owned by the team of two. The team size is at most two for this project. The project is a programming tool project and the goal is to improve the current DemeterJ tool by writing a semantic checking tool for it.