It's been a decent while since I did one of these. Speed still seems to be ok.

Solves:

• A @ 1 minute 6 sec. Very standard


• B @ 4 minute 4 sec. Also standard


• C @ 9 minute 10 sec. Wrote some montonic array & binary search


• D @ 14 minute 49 sec. DFS-like ordered sequence builder


• F @ 52 minute 12 sec. RMQ + range set segtree on sorted list

tags: programming atcoder contest-logs