https://codeforces.com/contest/730

source 1d1e8034a990 · match key codeforces.com/contest/730 · all sources

live: https://codeforces.com/contest/730
wayback: calendar of snapshots
roles: problem set
health: changed checked 2026-11-03 — snapshot similarity 0.51
changed: same place, drifted content (30–75% similar to the snapshot, never mentions the year, or a JS shell / login wall)
referenced by: south-russia-2016 problem set as of 2017-06-11 13:53

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.

2017-06-11 13:53 wayback held 1d1e8034a990@20170611135300

wayback: snapshot nearest 2017-06-11 13:53
artifacts: problemset
referenced by: south-russia-2016 problem set

contest	artifact	fetched	via	fetched from	type	size	sha256	path	links
south-russia-2016	problemset	2026-11-02 15:40	wayback	https://web.archive.org/web/20170611135300id_/https://codeforces.com/contest/730	text/html	79974	`ad507c83405d387e`	south-russia/south-russia-2016/problemset/20170611-wayback-f04b4618/page.html	raw

2026-11-02 15:39 live held 1d1e8034a990@20261102153937

wayback: snapshot nearest 2026-11-02 15:39
artifacts: problemset

contest	artifact	fetched	via	fetched from	type	size	sha256	path	links
south-russia-2016	problemset	2026-11-02 15:39	live	https://codeforces.com/contest/730	text/html	98469	`ff5e8e7535054d18`	south-russia/south-russia-2016/problemset/20261102-live-d90e5d42/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 0.51
2026-11-03	live	content	changed: snapshot similarity 0.51