You can find all my sample solutions in my YouTube CPSC 320 playlist.

Here is the PDF of those written solutions. Be aware, however, that I generally focused more on talking through the solutions than writing them clearly; so, some solutions may make little sense without the video context.

Note that for 5.3 and 8.1 (and possibly a few others), I fell short of what I’d consider total closure on the question. 5.3 is a bit of a broken question; for 8.1, I’m satisfied with my possibly-loose answer (and wanted to move on to the more important 2nd and 3rd parts of the question).