https://ac.nowcoder.com/acm/contest/18713

source 97f1d9e16a4f · match key ac.nowcoder.com/acm/contest/18713 · all sources

live

https://ac.nowcoder.com/acm/contest/18713

wayback

calendar of snapshots

roles

judge page

health

live checked 2026-11-03 — mentions year 2020±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

shenyang-2020 judge page · NowCoder 牛客竞赛 (Niúkè, 'cow guest') — 第 45 届国际大学生程序设计竞赛（ICPC）亚洲区域赛（沈阳）（重现赛） (judge hunt 2026-11-03: NowCoder 重现赛 (chóngxiànsài, replay/mirror) of 2020 ICPC Asia Shenyang Regional Contest (2021-07-18); catalogue has no problem titles to check (13 problems on judge))

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.

Checks (1)

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.