Sample solutions.
-* The solutions for p1-2 and p2 are okay.
+* The solutions for p1-1, p1-2, and p2 are good enough. They
+ pass all the appropriate tests in the grading directory.
* The solution for p3 is terrible. For example, there's no locking at
all. I just wrote it to make sure that the project was possible
- given the tools that we gave the students.
+ given the tools that we gave the students. It also suffers from bit
+ rot and won't actually apply anymore.