zjyzhoujunyu's blog

By zjyzhoujunyu, history, 5 hours ago, In English

Remote commits on the Luogu (China) platform are not crawling due to Codeforces' use of Cloudflare's services, which makes it difficult to commit code and read the problem (language barrier).

Why is it necessary to disable the crawler? Is it possible to release some of the Cloudflare restrictions to allow legitimate crawlers?

Attachment: Luogu Announcement

[Announcement] Codeforces RemoteJudge Service Disruption Announcement

Recently, Codeforces has strengthened the Cloudflare defense service, which has prevented luogu crawlers from crawling the submission logs.

Again, the stability of the RemoteJudge service is not guaranteed, it is just for the convenience of submitting foreign OJs more smoothly, but due to various reasons, we can't guarantee the stability of this service.

For more details, please refer to: https://help.luogu.com.cn/manual/luogu/problem/remote-judge

The submission process is now working, but the speed of submission is unsatisfactory and often triggers the Cloudflare shield to force a cooldown. It is not yet possible to reopen the Codeforces RemoteJudge service. We are considering other options, but it will take time.

Codeforces is currently prone to CF shields when accessed by normal users, and results are slow to come out after normal submissions. Some users on Codeforces have also complained about this. https://mirror.codeforces.com/blog/entry/132500

Given that the current server capacity of Codeforces is unlikely to be expanded in the near future, it is unlikely that this situation will be resolved in the near future.

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