https://qoj.ac/contest/2609

source d221e9fc2ffb · match key qoj.ac/contest/2609 · all sources

live
https://qoj.ac/contest/2609
wayback
calendar of snapshots
roles
problem set
health
live checked 2026-11-03 — mentions year 2025±1 (no snapshot to compare)
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
wuhan-2025 problem set

Snapshots (1)

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.

2026-11-02 15:54 live held d221e9fc2ffb@20261102155425

wayback
snapshot nearest 2026-11-02 15:54
artifacts
problemset
contestartifactfetchedviafetched fromtypesizesha256pathlinks
wuhan-2025problemset 2026-11-02 15:54livehttps://qoj.ac/logintext/html12910626fc82b1287c6c3wuhan/wuhan-2025/problemset/20261102-live-0d3a669b/page.htmlraw

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.

whenviaoutcomeevidence
2026-11-02livecontentlive: mentions year 2025±1 (no snapshot to compare)
2026-11-03livecontentlive: mentions year 2025±1 (no snapshot to compare)