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  2. Codeforces - Wikipedia

    en.wikipedia.org/wiki/Codeforces

    Codeforces (Russian: Коудфорсес) is a website that hosts competitive programming contests. [1] It is maintained by a group of competitive programmers from ITMO University led by Mikhail Mirzayanov. [2] Since 2013, Codeforces claims to surpass Topcoder in terms of active contestants. [3] As of 2019, it has over 600,000 registered users ...

  3. Chess rating system - Wikipedia

    en.wikipedia.org/wiki/Chess_rating_system

    A chess rating system is a system used in chess to estimate the strength of a player, based on their performance versus other players. They are used by organizations such as FIDE , the US Chess Federation (USCF or US Chess), International Correspondence Chess Federation , and the English Chess Federation .

  4. Gennady Korotkevich - Wikipedia

    en.wikipedia.org/wiki/Gennady_Korotkevich

    Codeforces peak rating 4009 (30 August 2024) Gennady Korotkevich ( Belarusian : Генадзь Караткевіч , Hienadź Karatkievič , Russian : Геннадий Короткевич ; born 25 September 1994) is a Belarusian competitive sport programmer who has won major international competitions since the age of 11, as well as numerous ...

  5. Elo rating system - Wikipedia

    en.wikipedia.org/wiki/Elo_rating_system

    The Elo rating system has also been noted in dating apps, such as in the matchmaking app Tinder, which uses a variant of the Elo rating system. [84] The YouTuber Marques Brownlee and his team used Elo rating system when they let people to vote between digital photos taken with different smartphone models launched in 2022. [85]

  6. Category:Chess rating systems - Wikipedia

    en.wikipedia.org/wiki/Category:Chess_rating_systems

    Rating systems for chess. Pages in category "Chess rating systems" The following 11 pages are in this category, out of 11 total. This list may not reflect recent ...

  7. Insurance company ratings explained - AOL

    www.aol.com/finance/insurance-company-ratings...

    Its rating scale is a little different, in that the highest score offered is A” and the lowest an L, with A’, A, S, M in the middle. Why are insurance company ratings important?

  8. Competitive programming - Wikipedia

    en.wikipedia.org/wiki/Competitive_programming

    Polish online judge system which provides a lot of problems for training, and provides a platform for other organizers to host their programming contests. Topcoder [ 19 ] [ 17 ] US resource and company, which organizes contests and also provides industrial problems as a kind of free-lance job; it offers dozens of short contests and several long ...

  9. Sports rating system - Wikipedia

    en.wikipedia.org/wiki/Sports_rating_system

    Sports ratings systems use a variety of methods for rating teams, but the most prevalent method is called a power rating. The power rating of a team is a calculation of the team's strength relative to other teams in the same league or division. The basic idea is to maximize the number of transitive relations in a given data set due to game ...