https://neerc.ifmo.ru/archive/2021/northern/nwq-2021-statements.pdf

source d8c6ac887b1f · match key neerc.ifmo.ru/archive/2021/northern/nwq-2021-statements.pdf · all sources

live

https://neerc.ifmo.ru/archive/2021/northern/nwq-2021-statements.pdf

wayback

calendar of snapshots

roles

problem set

health

live checked 2026-11-03 — byte-identical to near-contest snapshot
live: the address still serves the contest-era content (identical or ≥75% similar to the near-contest snapshot, or mentions the contest year)

referenced by

north-russia-2021 problem set as of 2021-12-03 02:07

Snapshots (2)

One entry per time this address is known at: Wayback snapshots we captured, our live fetches, and times the catalogue declares (as_of) without a capture. Each capture is our stored copy, with its provenance.

Checks (2)

Every time this address was looked at and what came back. A check that found no content is a record of the attempt, not a snapshot.