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Codeforces is a website that hosts competitive programming contests
https://codeforces.com/


Codeforces outage report graph

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Codeforces website request errors

This graph shows Codeforces errors and response times for the website over the past day. Website status and slowness is related to downtime for Codeforces and errors for their site.



More about Codeforces service

Codeforces is a website that hosts competitive programming contests. It is maintained by a group of competitive programmers from ITMO University led by Mikhail Mirzayanov. Since 2013, Codeforces claims to surpass Topcoder in terms of active contestants. As of 2018, it has over 600,000 registered users. Codeforces along with other similar websites are used by top sport programmers like Gennady Korotkevich, Petr Mitrichev, Benjamin Qi and Makoto Soejima, and by other programmers interested in furthering their careers.

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