https://codeforces.com/gym/101411

source f6ab428c67b0 · match key codeforces.com/gym/101411 · all sources

live: https://codeforces.com/gym/101411
wayback: calendar of snapshots
roles: problem set
health: changed checked 2026-11-03 — snapshot similarity 0.48
changed: same place, drifted content (30–75% similar to the snapshot, never mentions the year, or a JS shell / login wall)
referenced by: west-neerc-2009 problem set as of 2017-07-06 05:03

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.

2017-07-06 05:03 wayback held f6ab428c67b0@20170706050333

wayback: snapshot nearest 2017-07-06 05:03
artifacts: problemset
referenced by: west-neerc-2009 problem set

contest	artifact	fetched	via	fetched from	type	size	sha256	path	links
west-neerc-2009	problemset	2026-11-02 15:41	wayback	https://web.archive.org/web/20170706050333id_/https://codeforces.com/gym/101411	text/html	94113	`8eec32e595855796`	west-neerc/west-neerc-2009/problemset/20170706-wayback-66753a19/page.html	raw

2026-11-02 15:41 live held f6ab428c67b0@20261102154129

wayback: snapshot nearest 2026-11-02 15:41
artifacts: problemset

contest	artifact	fetched	via	fetched from	type	size	sha256	path	links
west-neerc-2009	problemset	2026-11-02 15:41	live	https://codeforces.com/gym/101411	text/html	111823	`7bd128a4de6edb60`	west-neerc/west-neerc-2009/problemset/20261102-live-63d45db8/page.html	raw

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.

when	via	outcome	evidence
2026-11-02	live	content	changed: snapshot similarity 0.48
2026-11-03	live	content	changed: snapshot similarity 0.48