https://icpc-ecna.ysu.edu/PastResults/2009/problems.html

source 3834c237ceca · match key icpc-ecna.ysu.edu/pastresults/2009/problems.html · all sources

live

https://icpc-ecna.ysu.edu/PastResults/2009/problems.html

wayback

calendar of snapshots

roles

scoreboardproblem 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

ecna-2009 scoreboard as of 2019-09-13 15:52 — from archived capture (scoreboard)

Snapshots (3)

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 (6)

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.