I agree with both these observations. The problems felt easier this year than the last (which is the only other one I've done), but the last week or so they got

I agree with both these observations. The problems felt easier this year than the last (which is the only other one I've done), but the last week or so they got not just difficult, but complex in a not-so-fun way. I do plan to tackle them slowly over the next few months though, when I have time (and after I'm finished with [Rosalind](http://rosalind.info/problems/list-view/ http://rosalind.info/problems/list-view/)).