Good catch. I checked the answer sheet, and that is indeed the answer. (I though I had checked it before publishing, but apparently I checked it wrong). I’ll edit the post to reflect this, at least it’s a nice example on how the technique fails subtly.
Good catch. I checked the answer sheet, and that is indeed the answer. (I though I had checked it before publishing, but apparently I checked it wrong). I’ll edit the post to reflect this, at least it’s a nice example on how the technique fails subtly.