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Line 1: {{Use mdy dates\|date=September 2021}} ~~{{Multiple issues\|~~ {{advert\|date=April 2018}} {{Infobox recurring event ~~{{notability\|Events\|date=April 2018}}~~ \| logo = 2023_topcoder_open_logo.svg \| name = Topcoder Open (TCO) \| logo_caption = 2023 Topcoder Open logo \| frequency = Annually \| country = United States \| years_active = 2001–2023 \| first = November 2–3, 2001 \| last = November 17–19, 2022 \| activity = Competitive programming, data science, design, software development \| organized = [[Topcoder]] \| website = {{URL\|https://tco23.topcoder.com}} }} '''Topcoder Open''' ('''TCO''') was an annual [[design]], [[software development]], [[data science]] and [[competitive programming]] [[championship]] organized by [[Topcoder]], and hosted in different venues around the [[United States]].<ref>{{Cite news\|url=https://www.computerworld.com/article/2538717/app-development/rock-star-coders.html\|title=Rock star coders\|last=Brandel\|first=Mary\|date=January 22, 2008\|work=Computerworld\|access-date=April 29, 2018}}</ref><ref>{{Cite news\|url=https://www.computerworld.com/article/2552789/it-management/jiazhi-wu--programming-s-crack-competitor.html\|title=Jiazhi Wu: Programming's Crack Competitor\|last=Lai\|first=Eric\|date=July 9, 2007\|work=Computerworld\|access-date=April 29, 2018}}</ref><ref>{{Cite news\|url=https://medium.com/programming-and-algorithms-iitr/programming-as-a-sport-a5e75d292cab\|title=Programming as a sport\|last=Grover\|first=Sahil\|date=December 2, 2017\|work=Medium\|access-date=April 30, 2017}}</ref> In the first two years, 2001 and 2002, the tournament was titled TopCoder Invitational. {{Infobox recurring event\|logo=TCO20-Logo.png \|name=Topcoder Open (TCO)\|logo_caption=2020 Topcoder Open logo\|frequency=annually\|country=USA\|years_active=2001 - nowadays\|first=Nov 2 - 3, 2001\|last=November 13–16, 2019\|activity=Competitive Programming, Data Science, Design, and Software Development Championship\|organized=Topcoder\|website=https://tco20.topcoder.com}} In addition to the main championship, from 2001 to 2007, Topcoder organized an annual TopCoder Collegiate Challenge tournament, for [[college]] students only.<ref name=":3">{{Cite news\|url=http://www.oracle.com/technetwork/java/topcoder-141267.html?printOnly=1\|title=TopCoders Vie For College Crown\|last=Meloan\|first=Steve\|date=April 2003\|work=Oracle Technology Network\|access-date=April 30, 2018\|archive-url=https://web.archive.org/web/20180430120057/http://www.oracle.com/technetwork/java/topcoder-141267.html?printOnly=1\|archive-date=30 April 2018}}</ref><ref name=":4">{{Cite news\|url=https://www.computerworld.com.au/article/196525/college_coders_vie_cash_enterprise-sponsored_contest/\|title=College coders vie for cash in enterprise-sponsored contest\|last=Kanaracus\|first=Chris\|date=October 1, 2007\|work=Computerworld\|access-date=April 30, 2018}}</ref> The TopCoder [[High School]] competition was held from 2007 to 2010. '''Topcoder Open (TCO)''' is an annual design, software development, data science and competitive programming championship, organized by [[Topcoder]], and hosted in different venues around US.<ref>{{Cite news\|url=https://www.computerworld.com/article/2538717/app-development/rock-star-coders.html\|title=Rock star coders\|last=Brandel\|first=Mary\|date=January 22, 2008\|work=Computerworld\|access-date=April 29, 2018}}</ref><ref>{{Cite news\|url=https://www.computerworld.com/article/2552789/it-management/jiazhi-wu--programming-s-crack-competitor.html\|title=Jiazhi Wu: Programming's Crack Competitor\|last=Lai\|first=Eric\|date=July 9, 2007\|work=Computerworld\|access-date=April 29, 2018}}</ref><ref name=":0">{{Cite news\|url=https://www.computerworld.com/article/2579365/it-skills-training/and-the-winner-is----.html\|title=And the Winner Is...\|last=Consilvio\|first=Jean\|date=December 9, 2002\|work=Computerworld\|access-date=April 29, 2018}}</ref><ref name=":1">{{Cite news\|url=http://archives.pia.gov.ph/?m=12&sec=reader&rp=2&fi=p080603.htm&no=15&date=06/03/2008\|title=Two Filipinos win in 2008 International Software Component Design Competition\|last=\|first=\|date=June 3, 2008\|work=Philippine Information Agency\|access-date=April 30, 2018}}</ref><ref>{{Cite news\|url=https://medium.com/programming-and-algorithms-iitr/programming-as-a-sport-a5e75d292cab\|title=Programming as a sport\|last=Grover\|first=Sahil\|date=December 2, 2017\|work=Medium\|access-date=April 30, 2017}}</ref><ref name=":2">{{Cite news\|url=https://medium.com/@webgovpl/poland-has-the-world-s-best-programmers-and-here-s-proof-5ee0628b916e\|title=Poland has the world's best programmers - and here's proof\|last=\|first=\|date=August 27, 2015\|work=Medium\|access-date=April 30, 2018}}</ref><ref name=":6">{{Cite news\|url=https://www.computerworld.com/article/2549621/app-development/programming-contest-garners-enterprise-interest.html\|title=Programming contest garners enterprise interest\|last=Havenstein\|first=Heather\|date=May 9, 2006\|work=Computerworld\|access-date=April 29, 2018}}</ref><ref name=":7">{{Cite news\|url=https://www.computerworld.com/article/2848877/microsoft-nobody-loves-developers-more-than-us.html\|title=Microsoft: "Nobody loves developers more than us"\|last=Weinberger\|first=Matt\|date=November 18, 2014\|work=Computerworld\|access-date=April 30, 2018}}</ref><ref name=":8">{{Cite news\|url=https://www.cnet.com/news/coding-for-fame-and-dollars/\|title=Coding for fame, and dollars\|last=Krazit\|first=Tom\|date=May 3, 2006\|work=C{{!}}Net\|access-date=April 30, 2018}}</ref> In the first two years, 2001 and 2002, the tournament was titled TopCoder Invitational. From 2015, Topcoder Regional events were held through the year in different countries.<ref name=":5">{{Cite news\|url=http://innovation.ifmo.ru/en/news_page/841/\|title=TopCoder Open 2016\|date=September 5, 2016\|work=ITMO Tech\|access-date=April 30, 2018}}</ref> In addition to the main championship, from 2001 to 2007 Topcoder was organizing an annual TopCoder Collegiate Challenge tournament, for college students only.<ref name=":3">{{Cite news\|url=http://www.oracle.com/technetwork/java/topcoder-141267.html?printOnly=1\|title=TopCoders Vie For Colelge Crown\|last=Meloan\|first=Steve\|date=April 2003\|work=Oracle Technology Network\|access-date=April 30, 2018}}</ref><ref name=":4">{{Cite news\|url=https://www.computerworld.com.au/article/196525/college_coders_vie_cash_enterprise-sponsored_contest/\|title=College coders vie for cash in enterprise-sponsored contest\|last=Kanaracus\|first=Chris\|date=October 1, 2007\|work=Computerworld\|access-date=April 30, 2018}}</ref> Also from 2007 to 2010 TopCoder High School competition was held. In 2020–2023, in-person Topcoder Open finals were cancelled and replaced by virtual events due to the impact of the [[COVID-19 pandemic]] and the subsequent economic slowdown. The 2023 Topcoder Open was the final edition of the contest.<ref>{{Cite web \|date=February 24, 2023 \|title=FAQ - TOPCODER COMMUNITY TOWN HALL WITH DOUG HANSON, TOPCODER CEO \|url=https://discussions.topcoder.com/discussion/26097/faq-topcoder-community-town-hall-with-doug-hanson-topcoder-ceo \|access-date=February 25, 2023 \|website=Topcoder}}</ref> From 2015, Topcoder Regional events are held through the year in different countries.<ref name=":5">{{Cite news\|url=http://innovation.ifmo.ru/en/news_page/841/\|title=TopCoder Open 2016\|last=\|first=\|date=September 5, 2016\|work=ITMO Tech\|access-date=April 30, 2018}}</ref> == Competition ~~Tracks~~tracks == Competition tracks included in the Topcoder Open tournament changed through its history. Many of them resemble the types of challenges offered to [[Topcoder#Topcoder Community\|Topcoder Community]] through the year, but there is no 1:1 match. Here is the alphabetical list of all competition tracks ever present at TCO: === Algorithm Competition (SRM) === '''Timeline:''' ''2001 -– ~~nowadays~~2022'' '''Champions: {{Flagicon\|Belarus}} '''[[Gennady Korotkevich]] ''tourist'' ('''2022''', '''2021''', '''2020''', '''2019''', '''2014'''); '''{{Flagicon\|Russia}}''' [[Petr Mitrichev]] ''Petr'' ('''2018, 2015, 2013, 2006'''); {{Flagicon\|China}} Yuhao Du ''xudyh'' ('''2017'''); {{Flagicon\|Japan}} [[Makoto Soejima]] ''rng_58'' ('''2016''', '''2011''', '''2010'''); {{Flagicon\|Russia}} Egor Kulikov ''Egor'' ('''2012'''); {{Flagicon\|China}} Bin Jin ''crazyb0y'' ('''2009'''); {{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Tomasz Czajka\|pl\|Tomasz Czajka]]}} ''tomek'' ('''2008''', '''2004''', '''2003'''); {{Flagicon\|Netherlands}} Jan Kuipers ''Jan_Kuipers'' ('''2007'''); {{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Eryk Kopczyński\|pl\|Eryk Kopczyński]]}} ''Eryx'' ('''2005'''); {{Flagicon\|Australia}} John Dethridge ''John Dethridge'' ('''2002'''); {{Flagicon\|USA}} ''jonmac'' ('''2001'''). '''Details:''' ~~The~~This was the only track that was present at all main ~~TCOs~~TCO events, and at ~~the~~ most of the other Topcoder events. ~~Follows~~It followed the format of regular 1.5 hours Single Round Matches:<ref>{{Cite web\|url=https://help.topcoder.com/hc/en-us/articles/115006162527-SRM-Overview\|title=SRM Overview\|last=Sial\|first=Rashid\|date=April 25, 2017\|website=Topcoder Help Center\|access-date=April 23, 2018}}</ref> * ''The Coding Phase –'' 75 mins'':'' All competitors ~~are~~were presented with the same three [[Algorithm\|algorithmic]] problems of ~~different~~differing complexity,. ~~each~~Each problem ~~has~~had its own maximal number of points. Problem descriptions ~~are~~were initially invisible. Competitors ~~have~~had 75 minutes to solve these problems. ~~Competitor~~A ~~can~~competitor could open any problem description in any order; once hethey opened a problem, the number of points hethey ~~can~~could get for the correct solution of that problem ~~starts~~started decreasing over time. When the competitor ~~submits~~submitted the problem ~~solution (a~~solution—a code that successfully ~~compiles), he~~compiles—they iswere awarded with the current number of points hethey ~~can~~could get for that problem. HeThey ~~can~~could re-submit a solution, getting the further decrease number of points, minus extra penalty for the resubmission. During ~~the~~this coding phase, competitors ~~can~~could see the current points awarded to each participant, but they ~~don't~~could ~~know~~not see whether the solutions of those participants ~~are~~were correct or ~~wrong~~incorrect, ~~thus~~including whether these scores ~~will~~would hold after ''The System Testing Phase'', or ~~will~~if they would be reset. * ''The Challenge Phase'' – 15 mins: Each competitor ~~can~~could see all ~~submission~~submissions ~~done~~completed by the other competitors. HeThey ~~can~~could (optionally) challenge any of them, by submitting [[Test case (software)\|test cases]] that ~~will~~would cause other competitor's submission to produce aan ~~wrong~~incorrect result. Submission of a correct challenge test case ~~gives~~gave the submitter a 50 points award, but submission of an incorrect test case (i.e. the challenged solution can solve it successfully) ~~will~~would lead to 25 points penalty for the test case submitter. * ''The System Testing Phase'' – In the last phase, system tests ~~are~~were automatically executed for all of the submissions from all competitors. If a submission ~~fails~~failed testing, the scores awarded for that submission during ''The Coding Phase'' ~~are~~were reset to zero. The final scores after the system testing ~~determine~~determined the winner. === First to Finish (F2F) === '''Timeline:''' ''2009 -– 2014, 2016 -– ~~nowadays~~2022'' '''Champions:''' {{Flagicon\|Turkey}} Fatih Tas ''neonray'' ('''2022''')'';'' '''{{Flagicon\|Greece}}''' Thomas Kranitsas ''thomaskranitsas'' ('''2021'''); {{Flagicon\|Brazil}} Victor Roberto Gomes da Cunha ''cunhavictor'' ('''2020'''); '''{{Flagicon\|Nepal}}''' Dilip Kumar Thapa ''veshu'' ('''2019'''); {{Flagicon\|Russia}} Dmitry Kondakov ''kondakovdmitry'' ('''2018'''); {{Flagicon\|Nigeria}} Akinwale Ariwodola ''akinwale'' ('''2017''', '''2014'''); {{Flagicon\|China}} ''vvvpig'' ('''2016'''); {{Flagicon\|India}} Pratap Koritala ''supercharger'' ('''2013'''); {{Flagicon\|China}} Lan Luo ''hohosky'' ('''2012'''); {{Flagicon\|China}} Yang Li ''Yeung'' ('''2011'''); {{Flagicon\|Ukraine}} Margaryta Skrypachova ''Margarita'' ('''2010'''); {{Flagicon\|China}} Ninghai Huang ''PE'' ('''2009'''). '''Details:''' ~~Officially~~This ~~called~~was asofficially called ''Mod Dash'' from 2009 to 2013, and ''First2Finish'' ~~afterwards~~from then on. Competitors ~~are~~were provided with a set of small programming tasks, such as ~~(like~~[[Bug fix\|bug fixes]] /or enhancements in an existing [[codebase)]], and they ~~get~~received scores based on who correctly ~~resolves~~solved each task first. The exact rules for on-site competition ~~may vary~~varied from year to year. === Information Architecture === Line 45 ⟶ 56: '''Details:''' ~~Provided~~This provided competitors with client requirements for a [[software]] product, ~~competitors~~and they ~~are~~were asked to create a wireframe mockup of the future app /or [[website]]. === Marathon Match (MM) === '''Timeline:''' ''2007 -– ~~nowadays~~2022'' '''Champions:''' {{Flagicon\|~~Belarus~~Poland}} ~~[[Gennady~~{{Ill\|Przemysław ~~Korotkevich]]~~Dębiak\|pl\|Przemysław Dębiak}} ''~~tourist~~Psyho'' ('''~~2019~~2022''', '''~~2018~~2017''', '''2016''', '''2014''', '''2013''', '''2011''', '''2008'''); {{Flagicon\|~~Poland~~Romania}} ~~[[:pl:Przemysław~~Catalin-Stefan ~~Dębiak\|Przemysław Dębiak]]~~Tiseanu ''~~Psyho~~CatalinT'' ('''~~2017~~2021''',);{{Flagicon\|Japan}} Hironao Tsutsumida ''~~'2016~~iehn''', ('''~~2014~~2020''',); {{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist'~~2013~~'~~'',~~ ('''~~2011~~2019''', '''~~2008~~2018'''); {{Flagicon\|China}} ~~TianCheng~~[[Tiancheng Lou]] ''ACRush'' ('''2015'''); {{Flagicon\|South Korea}} Won-Seok Yoo ''ainu7'' ('''2012'''); {{Flagicon\|Japan}} Yoichi Iwata ''wata'' ('''2010'''); {{Flagicon\|Russia}} [[Andrey Lopatin]] ''KOTEHOK'' ('''2009'''); {{Flagicon\|Poland}} Mateusz Zotkiewicz ''Mojito1'' ('''2007'''). '''Details:''' ~~Officially~~This ~~called~~was asofficially ~~just~~called ''Marathon'' from 2007 to ~~nowadays~~2022. ~~Follows~~It followed the format of regular MM competitions (a: 1–2 weeks ~~long~~for online, ~~and~~competitions or 1 day ~~long~~ during on-site competitions). Competitors ~~are~~were provided with the same algorithmic /or [[data science]] problem, which iswas judged objectively with a live leaderboard, which was visible to ~~everybody~~everyone. ~~Everybody~~Each competitor ~~can~~could submit multiple times with no penalties, with the goal to ~~come up with~~submit a code that scores the maximal possible amount of scores on that problem. During the competition, the leaderboard iswas generated based on submissions testing against a ~~limit~~limited number of test cases, and, after the contest, the final results ~~are~~were determined ~~in a~~with testing against a larger test dataset. === Quality Assurance Competition (QA) === '''Timeline:''' 2019 – ''2022'' '''Champions:''' {{Flagicon\|Sri Lanka}} Nuwan Gunarathne ''codejam'' ('''2022''', '''2021''', '''2020'''); {{Flagicon\|Latvia}} Vladimir Timofejev ''v.t.'' ('''2019''') '''Details:''' The QA competition ~~includes:~~included structured and unstructured testing, structured test case writing, and automated testing. === Software Design === '''Timeline:''' ''~~2004 - 2014~~2004–2014'' '''Champions:''' {{Flagicon\|China}} Meng Wang ''albertwang'' ('''2014''', '''2013'''); {{Flagicon\|Canada}} Michael Paweska ''argolite'' ('''2012''', '''2010'''); {{Flagicon\|China}} WuJian Ye ''BLE'' ('''2011'''); {{Flagicon\|Ukraine}} Olexiy Sadovnikov ''saarixx'' ('''2009'''); {{Flagicon\|USA}} Tim Roberts ''Pops'' ('''2008''', '''2006'''); {{Flagicon\|USA}} Sergey Kalinchenko ''kyky'' ('''2007'''); {{Flagicon\|Russia}} Nikolay Archak ''nicka81'' ('''2005'''); {{Flagicon\|Romania}} Adrian Carcu ''adic'' ('''2004'''). Line 72 ⟶ 83: '''Details:''' ~~Officially~~This ~~called~~was asofficially called Component Design from 2004 to 2009, and ~~just ''~~Design'' from 2010 to 2014. Competitors were asked to take client requirements for a software component /or product as input, and produce development documentation /or technical specifications. Solutions were evaluated by a panel of judges according to objective scorecards. === Software Development === '''Timeline:''' ''2004 -– ~~nowadays~~2022'' '''Champions:''' {{Flagicon\|China}} ''xxcxy'' ('''2022'''); '''{{Flagicon\|China}} '''Jiang Liwu ''jiangliwu'' ('''2021''', '''2019'''); '''{{Flagicon\|~~Vietnam~~Spain}}''' ~~Ngoc~~Dr. ~~Pham~~Sergey Pogodin ''~~ngoctay~~birdofpreyru'' ('''~~2018~~2020''', '''2017'''); {{Flagicon\|~~Spain~~Vietnam}} ~~Sergey~~Ngoc ~~Pogodin~~Pham ''~~birdofpreyru~~ngoctay'' ('''~~2017~~2018'''); {{Flagicon\|Poland}} Łukasz Sentkiewicz ''Sky_'' ('''2016''', '''2015''', '''2014'''); {{Flagicon\|China}} Zhijie Liu ''morehappiness'' ('''2013'''); {{Flagicon\|China}} Yang Li ''Yeung'' ('''2012''', '''2010'''); {{Flagicon\|Philippines}} Franklin Guevarra ''j3_guile'' ('''2011'''); {{Flagicon\|China}} GuanZhuo Jin ''Standlove'' ('''2009''' -– ''Architecture'', '''2004'''); {{Flagicon\|Argentina}} Pablo Wolfus ''pulky'' ('''2009''' -– ''Assembly'')'';'' {{Flagicon\|China}} Yanbo Wu ''assistant'' ('''2009''' -– ''Component Development'')'';'' {{Flagicon\|Canada}} Piotr Paweska ''AleaActaEst'' ('''2009''' -– ''Specification''); {{Flagicon\|Brazil}} Romano Silva ''romanoTC'' ('''2008'''); {{Flagicon\|China}} Feng He ''hefeng'' ('''2007'''); {{Flagicon\|Indonesia}} Sindunata Sudarmagi ''sindu'' ('''2006'''); {{Flagicon\|China}} Qi Liu ''visualage'' ('''2005'''). '''Details:''' ~~Officially~~This ~~called~~was asofficially called ''Component Development'' from 2004 to 2009, and ~~just as~~ ''Development'' from 2010 to ~~nowadays~~2022. The actual rules ~~differ~~differed from year to year, but, typically, competitors ~~are~~were ~~present~~presented with technical specifications for development of a software component /, application, /or tool, or ~~with~~they awere presented with more open, [[hackathon]]-style requirements, ~~and~~which they ~~have about 4 hours to~~must implement ~~the component / product~~ in the best possible way in 4 hours. Submitted solutions ~~are~~were evaluated by a panel of judges according to objective scorecards. === UI Design === '''Timeline:''' ''2007 -– ~~nowadays~~2022'' '''Champions:''' {{Flagicon\|~~India~~Thailand}} ~~''L.~~Teeraporn O.Sriponpak I.''iamtong'' ('''~~2019~~2022''');, ~~{{Flagicon\|Thailand}} Teeraporn Sriponpak~~'''2021''', ''~~iamtong~~'2020''', ('''2018,''' '''2012'''); {{Flagicon\|India}} ''L. O. I.'' ('''2019'''); {{Flagicon\|Indonesia}} Panji Kharisma ''kharm'' ('''2017'''); {{Flagicon\|Indonesia}} Junius Albertho ''abedavera'' ('''2016''', '''2015''', '''2013''', '''2011'''); {{Flagicon\|Indonesia}} Faridah Amalia Mandaga ''fairy_ley'' ('''2014'''); {{Flagicon\|Indonesia}} Tri Joko Rubiyanto ''djackmania'' ('''2010'''); {{Flagicon\|Australia}} Dale Napier ''djnapier'' ('''2009'''); {{Flagicon\|Philippines}} Nino Rey Ronda ''oninkxronda'' ('''2008'''); {{Flagicon\|China}} Yiming Liao ''yiming'' ('''2007'''). '''Details:''' ~~Officially~~The ~~called~~event aswas officially called ''Studio'' from 2007 to 2014, and ''UI Design'' from 2015 ~~to nowadays~~onwards. Competitors, provided with client requirements, ~~are~~were asked to create the best UI[[user ~~(visual)~~interface]] design for ana software product ~~/ web portal, etc~~. === UI Prototype === '''Timeline:''' ''~~2015 - 2018~~2015–2018'' '''Champions:''' {{Flagicon\|Sri Lanka}} Mouly Gunarathne ''moulyg'' ('''2018,''' '''2017''', '''2016'''); {{Flagicon\|Sri Lanka}} Dileepa Balasuriya ''dileepa'' ('''2015'''). Line 99 ⟶ 110: '''Details:''' Competitors ~~are~~were provided with design specifications for a website /or [[Web application\|web-application]], and they ~~should~~were required to create a working [[prototype]] of the [[Frontend and backend\|frontend]] within aapproximately ~4 hours ~~timeframe~~. The resulting submissions ~~are~~were judged against objective scorecards. == ~~The~~ List of Topcoder Open ~~Events~~events == These are the main Topcoder Open events, where champions ~~are~~were determined. {\| class="wikitable mw-collapsible" ! colspan="4" \|The list of Topcoder Open ~~and Regional~~ events, and their winners<ref name="topcoder.com">{{Cite web\|url=https://www.topcoder.com/community/topcoder-opens/\|title=The list of main Topcoder Open events\|website=Topcoder\|access-date=April 19, 2018}}</ref> \|- !Date !Event !Venue !Competition Tracks,<ref group="note" name=":0">The following abbreviations are used in the table "''The list of Topcoder Open and Regional events''": '''Dev''' = Software Development (Code); '''Dg''' = UI Design (also called as Studio Design); '''DS''' = Data Science; '''F2F''' = First to Finish (also called Mod Dash); '''IA''' = Information Architecture (Wireframes); '''MM''' = Marathon Match; '''Pr''' = UI Prototype; '''QA''' = Quality Assurance Competition; '''SDg''' = Software Design (also called Component Design, and just Design); '''SRM''' = Algorithm.</ref> and Their Champions<ref group="note">Topcoder member nicknames are given in italic</ref> \|- \|Nov 15–18, 2022 ~~! colspan="4" \|Upcoming~~ \|TCO22 (online)<ref>{{Cite web\|title=2022 Topcoder Open\|url=https://tco22.topcoder.com/}}</ref> \|Online \|'''Dev''' ({{Flagicon\|China}} ''xxcxy''), '''Dg''' ({{Flagicon\|Thailand}} Teeraporn Sriponpak ''iamtong''), '''F2F''' ({{Flagicon\|Turkey}} Fatih Tas ''neonray''), '''MM''' ({{Flagicon\|Poland}} {{Ill\|Przemysław Dębiak\|pl\|Przemysław Dębiak}} ''Psyho''), '''QA''' ({{Flagicon\|Sri Lanka}} Nuwan Gunarathne ''codejam''), '''SRM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist'') \|- \|Nov 13–20, 2021 ~~\|Fall 2020~~ \|~~TCO20~~TCO21 (online)<ref>{{Cite web \|title=2021 Topcoder Open \|url=https://~~tco20~~tco21.topcoder.com~~\|title=2020~~/ ~~Topcoder Open\|last=\|first=\|date=\|website=\|url-status=live\|archive-url=\|archive-date=\|access-date=~~}}</ref> ~~(Seatle, WA, USA)~~ \|Online ~~\|TBA~~ \|'''Dev''' ({{Flagicon\|China}} Jiang Liwu ''jiangliwu''), '''Dg''' ({{Flagicon\|Thailand}} Teeraporn Sriponpak ''iamtong''), '''F2F''' ('''{{Flagicon\|Greece}}''' Thomas Kranitsas ''thomaskranitsas''), '''MM''' ({{Flagicon\|Romania}} Catalin-Stefan Tiseanu ''CatalinT''), '''QA''' ({{Flagicon\|Sri Lanka}} Nuwan Gunarathne ''codejam''), '''SRM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist'') ~~\|'''Dev''', '''Dg''', '''F2F''', '''MM''', '''QA''', '''SRM'''~~ \|- \|Nov 13–22, 2020 ~~! colspan="4" \|Past Events~~ \|TCO20<ref>{{Cite web\|url=https://tco20.topcoder.com\|title=2020 Topcoder Open}}</ref> (online<ref group="note">Originally planned to be held in Seattle, WA, USA; held online due to [[COVID-19 pandemic]].</ref>) \|Online, at [https://hopin.com/ hopin.to] platform. \|'''Dev''' ({{Flagicon\|Spain}} Sergey Pogodin ''birdofpreyru''), '''Dg''' ({{Flagicon\|Thailand}} Teeraporn Sriponpak ''iamtong''), '''F2F''' ({{Flagicon\|Brazil}} Victor Roberto Gomes da Cunha ''cunhavictor''), '''MM''' ({{Flagicon\|Japan}} Hironao Tsutsumida ''iehn''), '''QA''' ({{Flagicon\|Sri Lanka}} Nuwan Gunarathne ''codejam''), '''SRM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist'') \|- \|Nov ~~13 - 16~~13–16, 2019 \|TCO19<ref>{{Cite web\|url=https://tco19.topcoder.com/\|title=2019 Topcoder Open\|website=2019 Topcoder Open\|access-date=September 8, 2018}}</ref> (Houston, TX, USA) \|InterContinental Houston -– Medical Center \|'''Dev''' ({{Flagicon\|China}} Jiang Liwu ''jiangliwu)'', '''Dg''' ({{Flagicon\|India}} ''L. O. I.''), '''F2F''' ('''{{Flagicon\|Nepal}}''' Dilip Kumar Thapa ''veshu''), '''MM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist''), '''QA''' ({{Flagicon\|Latvia}} Vladimir Timofejev ''v.t.''), '''SRM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist'') \|- \|Nov ~~13 - 16~~13–16, 2018 \|TCO18 (Dallas, TX, USA)<ref>{{Cite web\|url=https://tco18.topcoder.com/\|title=Topcoder Open 2018}}</ref><ref>{{Cite web\|url=http://tco18.topcoder.com/overview/tco-at-the-ranch/\|title=TCO at the Ranch\|website=Topcoder Open 2018\|access-date=July 9, 2018}}</ref><ref>{{Cite news\|url=http://news.ifmo.ru/en/university_live/achievements/news/8015/\|title=Gennadiy Korotkevich Wins 2018 Topcoder Open Marathon~~\|last=\|first=~~\|date=November 19, 2018\|work=ITMO.News\|access-date=November 23, 2018}}</ref><ref>{{Cite web\|url=https://devops.com/crowdsourcing-data-science-top-talks-at-the-2018-topcoder-open/\|title=Crowdsourcing, Data Science Top Talks at the 2018 Topcoder Open\|last=Ford\|first=Jessie\|date=December 13, 2018\|website=DevOps.com\|access-date=December 13, 2018}}</ref> \|[[Southfork Ranch]] \|'''Dev''' ({{Flagicon\|Vietnam}} Ngoc Pham ''ngoctay''), '''Dg''' ({{Flagicon\|Thailand}} Teeraporn Sriponpak ''iamtong''), '''F2F''' ({{Flagicon\|Russia}} Dmitry Kondakov ''kondakovdmitry''), '''MM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist''), '''Pr''' ({{Flagicon\|Sri Lanka}} Mouly Gunarathne ''moulyg''), '''SRM''' ('''{{Flagicon\|Russia}}''' [[Petr Mitrichev]] ''Petr'') \|- \|Oct ~~21 - 24~~21–24, 2017 \|TCO17 (Buffalo, NY, USA)<ref>{{Cite web\|url=https://tco17.topcoder.com/\|title=Topcoder Open 2017}}</ref><ref>{{Cite news\|url=https://bnmc.org/topcoder-open-2017/\|title=Impact of 2017 Topcoder Open on Our Community\|date=December 7, 2017\|work=Buffalo Niagara Medical Campus Blog\|access-date=April 14, 2018}}</ref><ref>{{Cite news\|url=http://www.upstartny.org/inthenews/Topcoder-contest-preview.aspx\|title=Medical Campus brings best in the world to Buffalo for coding event\|last=Lehman\|first=Jeol\|date=October 6, 2017\|work=Upstart NY\|access-date=April 14, 2018}}</ref><ref>{{Cite news\|url=http://buffaloptorg.wixsite.com/buffalopto/single-post/2017/10/26/BPS-Student-James-Shippens-Takes-1st-Place-in-Topcoder-Open\|title=BPS Student James Shippens Takes 1st Place In Topcoder Open\|last=Shippens\|first=Eve\|date=October 26, 2017\|work=BPTO -– Buffalo Parent-Teacher Organization\|access-date=April 14, 2018}}</ref> \|[[Buffalo Niagara Medical Campus]] \|'''Dev''' ({{Flagicon\|Spain}} Sergey Pogodin ''birdofpreyru''), '''Dg''' ({{Flagicon\|Indonesia}} Panji Kharisma ''kharm''), '''F2F''' ({{Flagicon\|Nigeria}} Akinwale Ariwodola ''akinwale''), '''MM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Przemysław Dębiak\|pl\|Przemysław Dębiak]]}} ''Psyho''), '''Pr''' ({{Flagicon\|Sri Lanka}} Mouly Gunarathne ''moulyg''), '''SRM''' ({{Flagicon\|China}} Yuhao Du ''xudyh'') \|- \|Nov ~~18 - 21~~18–21, 2016 \|TCO16 (Washington DC, USA)<ref>{{Cite web\|url=http://tco16.topcoder.com/\|title=Topcoder Open 2016}}</ref> \|[[Booz Allen Hamilton]] Innovation Center \|'''Dev''' ({{Flagicon\|Poland}} Łukasz Sentkiewicz ''Sky_''), '''Dg''' ({{Flagicon\|Indonesia}} Junius Albertho ''abedavera''), '''F2F''' ({{Flagicon\|China}} ''vvvpig''), '''MM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Przemysław Dębiak\|pl\|Przemysław Dębiak]]}} ''Psyho''), '''Pr''' ({{Flagicon\|Sri Lanka}} Mouly Gunarathne ''moulyg''), '''SRM''' ({{Flagicon\|Japan}} [[Makoto Soejima]] ''rng_58'') \|- \|Nov ~~8 - 10~~8–10, 2015 \|TCO15 (Indianapolis, IN, USA)<ref name=":19" /><ref name=":1" group="note" /> \|Omni Severin Hotel \|'''Dev''' ({{Flagicon\|Poland}} Łukasz Sentkiewicz ''Sky_''), '''IA''' ({{Flagicon\|Spain}} Silvana Vacchina ''f0rc0d3r''), '''MM''' ({{Flagicon\|China}} [[Tiancheng Lou\|TianCheng Lou]] ''ACRush''), '''SRM''' ({{Flagicon\|Russia}} [[Petr Mitrichev]] ''Petr'') \|- \|Sep ~~21 - 22~~21–22, 2015 \|TCO15 -– Yogyakarta (Indonesia)<ref name=":19">{{Cite web\|url=http://tco15.topcoder.com/\|title=Topcoder Open 2015\|access-date=April 16, 2018}}</ref><ref name=":1" group="note">In 2015, on-site finals for UI Design and UI Prototype competitions ~~where~~were held at TCO15 Yogyakarta event; and other on-site finals: Competitive Programming (SMR), Information Architecture, Marathon Match, Software Development were held at TCO15 Indianapolis event.</ref> \|Eastparc Hotel \|'''Dg''' ({{Flagicon\|Indonesia}} Junius Albertho ''abedavera''), '''Pr''' ({{Flagicon\|Sri Lanka}} Dileepa Balasuriya ''dileepa'') \|- \|Nov ~~16 - 19~~16–19, 2014 \|TCO14 -– San Francisco (CA, USA)<ref name=":2">{{Cite news\|date=August 27, 2015\|title=Poland has the world's best programmers – and here's proof\|work=Medium\|url=https://medium.com/@webgovpl/poland-has-the-world-s-best-programmers-and-here-s-proof-5ee0628b916e\|access-date=April 30, 2018}}</ref><ref name=":7">{{Cite news\|last=Weinberger\|first=Matt\|date=November 18, 2014\|title=Microsoft: "Nobody loves developers more than us"\|work=Computerworld\|url=https://www.computerworld.com/article/2848877/microsoft-nobody-loves-developers-more-than-us.html\|access-date=April 30, 2018}}</ref><ref>{{Cite web\|url=https://tccommunity.wpengine.com/tco14/overview/\|title=Topcoder Open 2014\|access-date=April 16, 2018}}</ref><ref>{{Cite news\|url=https://www.prnewswire.com/news-releases/appirio-and-industry-leaders-host-2014-topcoder-open-to-celebrate-how-developers-are-changing-the-world-280765642.html\|title=Appirio and Industry Leaders Host 2014 Topcoder Open to Celebrate How Developers Are Changing the World~~\|last=\|first=~~\|date=October 29, 2014\|work=CISION PR Newswire\|access-date=April 23, 2018}}</ref> \|Pier 48 \|'''Dev''' ({{Flagicon\|Poland}} Łukasz Sentkiewicz ''Sky_''), '''Dg''' ({{Flagicon\|Indonesia}} Faridah Amalia Mandaga ''fairy_ley''), '''F2F''' ({{Flagicon\|Nigeria}} Akinwale Ariwodola ''akinwale''), '''MM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Przemysław Dębiak\|pl\|Przemysław Dębiak]]}} ''Psyho''), '''SDg''' ({{Flagicon\|China}} Meng Wang ''albertwang''), '''SRM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist'') \|- \|Nov ~~10 - 14~~10–14, 2013 \|TCO13 (Washington DC, USA)<ref>{{Cite web\|url=http://tccommunity.wpengine.com/tco13\|title=Topcoder Open 2013\|access-date=April 18, 2018}}</ref><ref>{{Cite news\|url=http://www.marketwired.com/press-release/leaders-in-change-and-innovation-to-keynote-topcoder-open-innovation-summit-1841086.htm\|title=Leaders in Change and Innovation to Keynote TopCoder Open Innovation Summit~~\|last=\|first=~~\|date=October 15, 2013\|work=Market Wire\|access-date=April 23, 2018}}</ref> \|Capital Hilton Hotel \|'''Dev''' ({{Flagicon\|China}} Zhijie Liu ''morehappiness''), '''Dg''' ({{Flagicon\|Indonesia}} Junius Albertho ''abedavera''), '''F2F''' ({{Flagicon\|India}} Pratap Koritala ''supercharger''), '''MM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Przemysław Dębiak\|pl\|Przemysław Dębiak]]}} ''Psyho''), '''SDg''' ({{Flagicon\|China}} Meng Wang ''albertwang''), '''SRM''' ({{Flagicon\|Russia}} [[Petr Mitrichev]] ''Petr'') \|- \|Sep 30 -– ~~Oct~~October 4, 2012 \|TCO12 (Orlando, FL, USA)<ref>{{Cite web\|url=http://tccommunity.wpengine.com/tco12/\|title=2012 TopCoder Open\|access-date=April 22, 2018}}</ref><ref>{{Cite news\|url=http://scienceinpoland.pap.pl/en/node/22828\|title=Polish vice champions of TopCoder Open~~\|last=\|first=~~\|date=October 19, 2012\|work=Science in Poland\|access-date=April 29, 2018}}</ref> \|Caribe Royale Hotel \|'''Dev''' ({{Flagicon\|China}} Yang Li ''Yeung''), '''Dg''' ({{Flagicon\|Thailand}} Teeraporn Sriponpak ''iamtong''), '''F2F''' ({{Flagicon\|China}} Kan Luo ''hohosky''), '''MM''' ({{Flagicon\|South Korea}} Won-Seok Yoo ''ainu7''), '''SDg''' ({{Flagicon\|Canada}} Michael Paweska ''argolite''), '''SRM''' ({{Flagicon\|Russia}} Egor ''Egor'') \|- \|Sep ~~25 - 28~~25–28, 2011 \|TCO11 (Hollywood, FL, USA)<ref>{{Cite web\|url=http://tccommunity.wpengine.com/tco11/\|title=2011 TopCoder Open\|access-date=April 22, 2018}}</ref> \|[[Diplomat Resort & Spa Hollywood\|Westin Diplomat Resort & Spa]] \|'''Dev''' ({{Flagicon\|Philippines}} Franklin Guevarra ''j3_guile''), '''Dg''' ({{Flagicon\|Indonesia}} Junius Albertho ''abedavera''), '''F2F''' ({{Flagicon\|China}} Yang Lee ''Yeung''), '''MM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Przemysław Dębiak\|pl\|Przemysław Dębiak]]}} ''Psyho''), '''SDg''' ({{Flagicon\|China}} WuJian Ye ''BLE''), '''SRM''' ({{Flagicon\|Japan}} [[Makoto Soejima]] ''rng_58'') \|- \|Oct ~~11 - 14~~11–14, 2010 \|TCO10 (Las Vegas, NV, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco10&d3=overview&d4=overview\|title=2010 TopCoder Open\|access-date=April 22, 2018}}</ref> \|[[The Mirage]] \|'''Dev''' ({{Flagicon\|China}} Yang Li ''Yeung''), '''Dg''' ({{Flagicon\|Indonesia}} Tri Joko Rubiyanto ''djackmania''), '''F2F''' ({{Flagicon\|Ukraine}} Margaryta Skrypachova ''Margarita''), '''MM''' ({{Flagicon\|Japan}} Yoichi Iwata ''wata''), '''SDg''' ({{Flagicon\|Canada}} Michael Paweska ''argolite''), '''SRM''' ({{Flagicon\|Japan}} [[Makoto Soejima]] ''rng_58'') \|- \|Jun ~~1 - 4~~1–4, 2009 \|TCO09 (Las Vegas, NV, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco09&d3=overview&d4=overview\|title=2009 TopCoder Open\|access-date=April 22, 2018}}</ref> \|[[The Mirage]] \|'''Dev<ref group="note">Software development competition that year was online-only, and it was divided into Architecture, Assembly, Component Design, Component Development, and Specification sub-tracks.</ref>''' (~~Architecutre~~Architecture: {{Flagicon\|China}} GuanZhuo Jin ''Standlove;'' Assembly: {{Flagicon\|Argentina}} Pablo Wolfus ''pulky;'' Component Development: {{Flagicon\|China}} Yanbo Wu ''assistant;'' Specification: {{Flagicon\|Canada}} Piotr Paweska ''AleaActaEst'')''', Dg''' ({{Flagicon\|Australia}} Dale Napier ''djnapier''), '''F2F''' ({{Flagicon\|China}} Ninghai Huang ''PE''), '''MM''' ({{Flagicon\|Russia}} Andrey Lopatin ''KOTEHOK''), '''SDg''' ({{Flagicon\|Ukraine}} Olexiy Sadovnikov ''saarixx''), '''SRM''' ({{Flagicon\|China}} Bin Jin ''crazyb0y'') \|- \|May 11–15, 2008 \|TCO08 (Las Vegas, NV, USA)<ref name=":1">{{Cite news\|date=June 3, 2008\|title=Two Filipinos win in 2008 International Software Component Design Competition\|work=Philippine Information Agency\|url=http://archives.pia.gov.ph/?m=12&sec=reader&rp=2&fi=p080603.htm&no=15&date=06/03/2008\|access-date=April 30, 2018}}</ref><ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco08&d3=about\|title=2008 TopCoder Open\|access-date=April 22, 2018}}</ref> \|[[The Mirage]] \|'''Dev''' ({{Flagicon\|Brazil}} Romano Silva ''romanoTC''), '''Dg''' ({{Flagicon\|Philippines}} Nino Rey Ronda ''oninkxronda''), '''MM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Przemysław Dębiak\|pl\|Przemysław Dębiak]]}} ''Psyho''), '''SDg''' ({{Flagicon\|USA}} Tim Roberts ''Pops''), '''SRM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Tomasz Czajka\|pl\|Tomasz Czajka]]}} ''tomek'') \|- \|Jun ~~26 - 29~~26–29, 2007 \|TCO07 (Las Vegas, NV, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco07&d3=about\|title=2007 TopCoder Open Sponsored by AOL\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2007 TopCoder Open Sponsored by AOL''</ref> \|[[The Mirage]] Line 191 ⟶ 208: \|- \|May 3–5, 2006 \|TCO06 (Las Vegas, NV, USA)<ref name=":6">{{Cite news\|last=Havenstein\|first=Heather\|date=May 9, 2006\|title=Programming contest garners enterprise interest\|work=Computerworld\|url=https://www.computerworld.com/article/2549621/app-development/programming-contest-garners-enterprise-interest.html\|access-date=April 29, 2018}}</ref><ref name=":8">{{Cite news\|last=Krazit\|first=Tom\|date=May 3, 2006\|title=Coding for fame, and dollars\|work=C{{!}}Net\|url=https://www.cnet.com/news/coding-for-fame-and-dollars/\|access-date=April 30, 2018}}</ref><ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco06&d3=about\|title=2006 TopCoder Open Sponsored by AMD\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2005 TopCoder Open Sponsored by AMD''</ref> \|[[Planet Hollywood Las Vegas\|Aladdin Resort and Casino]] \|'''Dev''' ({{Flagicon\|Indonesia}} Sindunata Sudarmagi ''sindu''), '''SDg''' ({{Flagicon\|USA}} Tim Roberts ''Pops''), '''SRM''' ({{Flagicon\|Russia}} [[Petr Mitrichev]] ''Petr'') \|- \|Oct ~~12 - 14~~12–14, 2005 \|TCO05 (Santa Clara, CA, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco05&d3=about\|title=2005 TopCoder Open Sponsored by Sun Microsystems\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2005 TopCoder Open Sponsored by Sun Microsystems''</ref> \|Santa Clara Marriot \|'''Dev''' ({{Flagicon\|China}} Qi Liu ''visualage''), '''SDg''' ({{Flagicon\|Russia}} Nikolay Archak ''nicka81''), '''SRM''' ({{Flagicon\|Poland}} {{Ill\|Eryk ~~Kopczyñski~~Kopczyński\|pl\|Eryk Kopczyński}} ''Eryx'') \|- \|Nov ~~11 - 12~~11–12, 2004 \|TCO04 (Santa Clara, CA, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco04&d3=about\|title=TopCoder Open 2004\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2004 TopCoder Open Sponsored by Microsoft''</ref> \|Santa Clara Marriot \|'''Dev''' ({{Flagicon\|China}} GuanZhuo Jin ''Standlove''), '''SDg''' ({{Flagicon\|Romania}} Adrian Carcu ''adic''), '''SRM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Tomasz Czajka\|pl\|Tomasz Czajka]]}} ''tomek'') \|- \|Dec ~~4 - 5~~4–5, 2003 \|TCO03 (Uncasville, CT, USA)<ref>{{Cite web\|url=https://community.topcoder.com/tc?module=Static&d1=tournaments&d2=tco03&d3=tco03_overview\|title=Topcoder Open 2003\|website=Topcoder\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2003 TopCoder Open Sponsored by Intel''</ref> \|[[Mohegan Sun~~\|Mohegan Sun~~]] Casino]] \|'''SRM''' ({{Flagicon\|Poland}} ~~[[:pl:~~{{Ill\|Tomasz Czajka\|pl\|Tomasz Czajka]]}} ''tomek'') \|- \|Nov ~~22 - 23~~22–23, 2002 \|TCI02 (Uncasville, CT, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tci02&d3=champ\|title=The Land Down Under comes out On Top!\|last=Biondi\|first=Mary Beth\|date=~~Nov~~November 23, 2002\|website=Topcoder\|access-date=April 19, 2018}}</ref><ref name=":0">{{Cite news\|last=Consilvio\|first=Jean\|date=December 9, 2002\|title=And the Winner Is...\|work=Computerworld\|url=https://www.computerworld.com/article/2579365/it-skills-training/and-the-winner-is----.html\|access-date=April 29, 2018}}</ref><ref group="note">Officially titled ''2002 TopCoder Invitational''</ref> \|[[Mohegan Sun~~\|Mohegan Sun~~]] Casino]] \|'''SRM''' ({{Flagicon\|Australia}} John Dethridge ''John Dethridge'') \|- \|Nov ~~2 - 3~~2–3, 2001 \|TCI01 (Mashantucket, CT, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tci01&d3=summary\|title=2001 TopCoder Invitational Recap\|website=Topcoder\|access-date=April 19, 2018}}</ref><ref group="note">Officially titled ''2001 TopCoder Invitational''</ref> \|[[Foxwoods Resort Casino]] Line 221 ⟶ 238: \|} == Topcoder Open ~~Victories~~victories by ~~Countries~~countries ~~Represented~~represented by ~~Champions~~champions == {\| class="wikitable mw-collapsible" ! colspan="11" \|Topcoder Open Victories by Countries Represented by Champions<ref group="note">Updated ~~till~~up ~~TCO19~~to TCO22, inclusive</ref> \|- ! rowspan="2" \|Country Line 264 ⟶ 281: \|- \|{{Flagicon\|Belarus}} Belarus \|47 \| \| Line 273 ⟶ 290: \| \| \|25 \|- \|{{Flagicon\|~~Brasil~~Brazil}} ~~Brasil~~Brazil \|12 \|1 \| \|1 \| \| Line 300 ⟶ 317: \|- \|{{Flagicon\|China}} China \|2022 \|911 \|1 \|4 Line 310 ⟶ 327: \|3 \|2 \|- \|{{Flagicon\|Greece}} Greece \|1 \| \| \|1 \| \| \| \| \| \| \|- \|{{Flagicon\|India}} India Line 336 ⟶ 365: \|- \|{{Flagicon\|Japan}} Japan \|45 \| \| \| \| \|12 \| \| Line 408 ⟶ 437: \|- \|{{Flagicon\|Poland}} Poland \|1415 \|3 \| \| \| \|78 \| \| Line 420 ⟶ 449: \|- \|{{Flagicon\|Romania}} Romania \|12 \| \| \| \| \| \|1 \| \| Line 456 ⟶ 485: \|- \|{{Flagicon\|Spain}} Spain \|3 \|2 \|1 \| \| Line 468 ⟶ 497: \|- \|{{Flagicon\|Sri Lanka}} Sri Lanka \|47 \| \| Line 475 ⟶ 504: \| \|4 \|3 \| \| \|- \|{{Flagicon\|Thailand}} Thailand \|25 \| \|25 \| \| \| \| \| \| \| \|- \|{{Flagicon\|Turkey}} Turkey \|1 \| \| \|1 \| \| Line 526 ⟶ 567: \|3 \|1 \|} ~~== The List of Topcoder Regional and Other Events ==~~ ~~These are minor competition events organized by Topcoder through the year.~~ ~~{\| class="wikitable mw-collapsible"~~ ~~! colspan="4" \|The list of Topcoder Open and Regional events, and their winners<ref name="topcoder.com"/>~~ \|- ~~!Date~~ ~~!Event~~ ~~!Venue~~ ~~!Competition Tracks,<ref name=":0" group="note" /> and their winners<ref group="note">Topcoder member nicknames are given in italic</ref>~~ \|- ~~\|Jun 5 - 7, 2001~~ \|TCCC01 (San Francisco, CA, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tccc01&d3=summary\|title=2001 TopCoder Collegiate Challenge Recap\|website=Topcoder\|access-date=April 19, 2018}}</ref><ref group="note">Officially titled ''2001 TopCoder Collegiate Challenge''</ref> ~~\|[[Hilton San Francisco Union Square\|Hilton San Francisco and Towers]]~~ ~~\|'''SRM''' ({{Flagicon\|USA}} ''qubits'')~~ \|- ~~\|Apr 19 - 20, 2002~~ \|TCCC02 (Cambridge, MA, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tccc02&d3=champ\|title=The Sun / TopCoder Collegiate Challenge\|last=Loss\|first=Adam\|date=April 20, 2002\|website=Topcoder\|access-date=April 19, 2018}}</ref><ref group="note" name=":2">Officially titled ''Sun Microsystems TopCoder Collegiate Challenge''</ref> ~~\|[[University Park at MIT\|University Park]] Hotel @ MIT~~ ~~\|'''SRM''' ({{Flagicon\|USA}} Daniel Wright ''dmwright'')~~ \|- ~~\|Apr 4 - 5, 2003~~ \|TCCC03 (Cambridge, MA, USA)<ref name=":3" /><ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tccc03&d3=champ\|title=Topcoder Collegiate Challenge 03 - Recap\|access-date=April 22, 2018}}</ref><ref group="note" name=":2" /> ~~\|[[University Park at MIT\|University Park]] Hotel @ MIT~~ ~~\|'''SRM''' ({{Flagicon\|Canada}} David Arthur ''dgarthur'')~~ \|- ~~\|Apr 15 - 16, 2004~~ \|TCCC04 (Boston, MA, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tccc04&d3=tccc04_about\|title=2004 Topcoder Collegiate Challenge Sponsored by Yahoo!\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2004 Topcoder Collegiate Challenge Sponsored by Yahoo!''</ref> ~~\|[[Boston Park Plaza]]~~ ~~\|'''Dev''' ({{Flagicon\|USA}} Roman Koshlyak ''roma''), '''SDg''' ({{Flagicon\|Ukraine}} Pavlo Aksonov ''aksonov''), '''SRM''' ({{Flagicon\|Poland}} [[:pl:Tomasz Czajka\|Tomasz Czajka]] ''tomek'')~~ \|- ~~\|Mar 10 - 11, 2005~~ \|TCCC05 (Santa Clara, CA, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tccc05&d3=about\|title=2005 TopCoder Collegiate Challenge Sponsored by Yahoo!\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2005 TopCoder Collegiate Challenge Sponsored by Yahoo!''</ref> ~~\|Santa Clara Marriot~~ ~~\|'''Dev''' ({{Flagicon\|Canada}} Gary Linscott ''gladius''), '''SDg''' ({{Flagicon\|Romania}} Adrian Carcu ''adic''), '''SRM''' ({{Flagicon\|Netherlands}} Mathys Vogelzang ''mathijs'')~~ \|- ~~\|Nov 14 - 18, 2006~~ \|TCCC06 (San Diego, CA, USA)<ref>{{Cite web\|url=https://community.topcoder.com/tc?module=Static&d1=tournaments&d2=tccc06&d3=about\|title=2006 TopCoder Collegiate Challenge Sponsored by AOL\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2006 TopCoder Collegiate Challenge Sponsored by AOL''</ref> ~~\|San Diego Marriot Mission Valley~~ ~~\|'''Dev''' ({{Flagicon\|China}} Ninghai Huang ''PE''), '''SDg''' ({{Flagicon\|Russia}} Nikolay Archak ''nicka81''), '''SRM''' ({{Flagicon\|Russia}} [[Petr Mitrichev]] ''Petr'')~~ \|- ~~\|May 18–20, 2007~~ \|TCHS07 (West Lafayette, IN, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tchs07&d3=overview\|title=2007 TopCoder High School\|access-date=April 22, 2018}}</ref><ref group="note">Officially titled ''2007 TopCoder High School''</ref> ~~\|[[Purdue University]]~~ ~~\|'''SRM''' (individual: {{Flagicon\|Russia}} Yuri Petrov ''Burunduk2;'' team: {{Flagicon\|Croatia}} V. Gimnazija) '''<ref group="note">Individual and team competition</ref>'''~~ \|- ~~\|Oct 30 - Nov 2, 2007~~ \|TCCC07 (Orlando, FL, USA)<ref name=":4" /><ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tccc07&d3=about\|title=2007 TopCoder Collegiate Challenge\|access-date=April 22, 2018}}</ref> ~~\|[[Disney's Contemporary Resort\|Disney World Contemporary Resort]]~~ \|'''Dev''' ({{Flagicon\|China}} Ninghai Huang ''PE''), '''Dg''' ({{Flagicon\|Indonesia}} Junius Albertho ''abedavera''), '''MM''' ({{Flagicon\|USA}} Michael Skinner ''paranoia''), '''SDg''' ({{Flagicon\|Russia}} Nikolay Archak ''nicka81''), '''SRM''' ({{Flagicon\|Russia}} [[Petr Mitrichev]] ''Petr'') \|- ~~\|Mar 14 - 16, 2008~~ \|TCHS08 (West Lafayette, IN, USA)<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tchs08&d3=overview\|title=2008 TopCoder High School Tournament\|access-date=April 22, 2018}}</ref> ~~\|[[Purdue University]]~~ ~~\|'''SRM''' ({{Flagicon\|China}} Yang Yi ''ahyangyi'')~~ \|- ~~\|Jan 3 - 24, 2009~~ ~~\|TCHS09 (o''nline-only'')<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=tchs09&d2=index\|title=TopCoder High School 2009\|access-date=April 22, 2018}}</ref>~~ ~~\|''online-only''~~ ~~\|'''SRM'''~~ \|- ~~\|Feb 27 - Mar 20, 2010~~ ~~\|TCHS10 (''online-only)''<ref>{{Cite web\|url=https://www.topcoder.com/tc?module=Static&d1=hs&d2=home\|title=2010 TopCoder High School\|access-date=April 22, 2018}}</ref>~~ ~~\|''online-only''~~ ~~\|'''SRM''' ({{Flagicon\|Belarus}} [[Gennady Korotkevich]] ''tourist'')~~ \|- ~~\|May 31, 2015~~ \|TCO15 - St. Petersburg (Russia)<ref>{{Cite web\|url=http://tco15.topcoder.com/regional-events/\|title=Topcoder Open 2015 - St. Petersburg (Russia) regional event\|access-date=April 16, 2018}}</ref><ref>{{Cite news\|url=http://tco15.topcoder.com/2015/06/05/tco15-regional-event-st-petersburg-russia/\|title=TCO15 Regional Event - St. Petersburg, Russia\|access-date=April 16, 2018}}</ref> ~~\|[[ITMO University]]~~ ~~\|'''Dev''', '''SRM'''~~ \|- ~~\|Jun 20, 2015~~ ~~\|TCO15 - San Francisco (CA, USA)<ref name=":19" />~~ ~~\|[[MemSQL]] HQ~~ ~~\|'''Dev''', '''SRM'''~~ \|- ~~\|Jul 18, 2015~~ \|TCO15 - Tokyo (Japan)<ref>{{Cite web\|url=http://tco15.topcoder.com/regional-events/#/tco15-tokyo-japan-event/\|title=Topcoder Open 2015 - Tokyo (Japan) regional event\|access-date=April 16, 2018}}</ref> ~~\|[[Dwango (company)\|Dwango]] offices~~ ~~\|'''Dev''', '''SRM'''~~ \|- ~~\|Aug 22, 2015~~ \|TCO15 - Jaipur (India)<ref>{{Cite web\|url=http://tco15.topcoder.com/regional-events/#/tco15-jaipur-india/\|title=Topcoder Open 2015 - Jaipur (India) regional event\|access-date=April 16, 2018}}</ref><ref>{{Cite news\|url=https://hub.appirio.com/news/top-programmers-and-designers-travel-to-compete-in-the-2015-topcoder-open-india-regional-event\|title=Top Programmers and Designers Travel to Compete in the 2015 Topcoder Open India Regional Event\|last=\|first=\|date=August 20, 2015\|work=Appirio Newsroom\|access-date=April 23, 2018}}</ref> ~~\|[[Manipal University Jaipur\|Manipal University]]~~ ~~\|'''Dev''', '''SRM'''~~ \|- ~~\|Jun 5, 2016~~ ~~\|TCO16 - Beijing (China)<ref>{{Cite web\|url=http://tco16.topcoder.com/regional-events/beijing-china/\|title=Topcoder Open 2016 - Beijing}}</ref>~~ ~~\|[[ThoughtWorks]] HQ~~ ~~\|'''SRM'''~~ \|- ~~\|Jun 17, 2016~~ ~~\|TCO16 - New York City (USA)<ref>{{Cite web\|url=http://tco16.topcoder.com/regional-events/nyc-usa/\|title=Topcoder Open 2016 - NYC}}</ref>~~ ~~\|[[111 Eighth Avenue#Google\|Google offices]]~~ ~~\|'''SRM'''~~ \|- ~~\|Jul 30, 2016~~ ~~\|TCO16 - Jaipur (India)<ref>{{Cite web\|url=http://tco16.topcoder.com/regional-events/jaipur-india/\|title=Topcoder Open 2016 - Jaipur}}</ref>~~ ~~\|Hotel Clarks Amer~~ ~~\|'''Dg''', '''SRM'''~~ \|- ~~\|Aug 6 - 7, 2016~~ ~~\|TCO16 - Yogyakarta (Indonesia)<ref>{{Cite web\|url=http://tco16.topcoder.com/regional-events/indonesia/\|title=Topcoder Open 2016 - Yogyakarta}}</ref>~~ ~~\|Hotel Royal Ambarrukmo~~ ~~\|'''Dg'''~~ \|- ~~\|Sep 3, 2016~~ ~~\|TCO16 - St. Petersburg (Russia)<ref name=":5" /><ref>{{Cite web\|url=http://tco16.topcoder.com/regional-events/tco16-russia/\|title=Topcoder Open 2016 - St. Petersburg}}</ref>~~ ~~\|[[ITMO University]]~~ ~~\|'''SRM'''~~ \|- ~~\|Apr 29, 2017~~ ~~\|TCO17 - Austin (TX, USA)<ref>{{Cite web\|url=https://tco17.topcoder.com/regional-events/austin-texas/\|title=Topcoder Open 2017 - Austin (TX, USA) regional event}}</ref>~~ ~~\|[[Capital Factory]]~~ ~~\|'''SRM'''~~ \|- ~~\|May 7, 2017~~ ~~\|TCO17 - St. Petersburg (Russia)<ref>{{Cite web\|url=https://tco17.topcoder.com/regional-events/st-petersburg-russia/\|title=Topcoder Open 2017 - St. Petersburg (Russia) regional event}}</ref>~~ ~~\|[[ITMO University]]~~ ~~\|'''SRM'''~~ \|- ~~\|Jun 24, 2017~~ ~~\|TCO17 - Beijing (China)<ref>{{Cite web\|url=https://tco17.topcoder.com/regional-events/beijing-china/\|title=Topcoder Open 2017 - Beijing (China) regional event}}</ref>~~ ~~\|[[Meituan-Dianping]] HQ~~ ~~\|'''SRM'''~~ \|- ~~\|Aug 12 - 13, 2017~~ ~~\|TCO17 - Yogyakarta (Indonesia)<ref>{{Cite web\|url=https://tco17.topcoder.com/regional-events/yogyakarta-indonesia/\|title=Topcoder Open 2017 - Yogyakarta (Indonesia) regional event}}</ref>~~ ~~\|Hotel Royal Ambarrukmo~~ ~~\|'''Dg'''~~ \|- ~~\|Aug 20, 2017~~ ~~\|TCO17 - Bangalore (India)<ref>{{Cite web\|url=https://tco17.topcoder.com/regional-events/bangalore-india/\|title=Topcoder Open 2017 - Bangalore (India) regional event}}</ref>~~ ~~\|Cowrks~~ ~~\|'''SRM'''~~ \|- ~~\|Sep 2, 2017~~ ~~\|TCO17 - Warsaw (Poland)<ref>{{Cite web\|url=https://tco17.topcoder.com/regional-events/warsaw-poland/\|title=Topcoder Open 2017 - Warsaw (Poland) regional event}}</ref>~~ ~~\|[[University of Warsaw]], Faculty of Mathematics, Informatics and Mechanics~~ ~~\|'''SRM'''~~ \|- ~~\|Sep 8, 2017~~ ~~\|TCO17 - Pittsburgh (PA, USA)<ref>{{Cite web\|url=https://tco17.topcoder.com/regional-events/pittsburgh-pennsylvania/\|title=Topcoder Open 2017 - Pittsburgh (PA, USA) regional event}}</ref>~~ ~~\|[[Google]] offices~~ ~~\|'''SRM'''~~ \|- ~~\|May 12, 2018~~ ~~\|TCO18 - Warsaw (Poland)<ref>{{Cite web\|url=https://tco18.topcoder.com/regional-events/warsaw-poland/\|title=Topcoder Open 2018 - Warsaw (Poland) regional event}}</ref>~~ ~~\|[[University of Warsaw]], Faculty of Mathematics, Informatics and Mechanics~~ ~~\|'''MM''', '''SRM'''~~ \|- ~~\|May 26, 2018~~ ~~\|TCO18 - Beijing (China)<ref>{{Cite web\|url=http://tco18.topcoder.com/regional-events/beijing-china/\|title=Topcoder Open 2018 - Beijing (China) regional event\|access-date=April 16, 2018}}</ref>~~ ~~\|[[JD.com\|Jingdong]] HQ~~ ~~\|'''SRM'''~~ \|- ~~\|July 21, 2018~~ \|TCO18 - Bangalore (India)<ref>{{Cite web\|url=http://tco18.topcoder.com/regional-events/bangalore-india/\|title=Topcoder Open 2018 - Bangalore Event\|website=Topcoder Open\|access-date=July 9, 2018}}</ref> ~~\|[[Amrita School of Engineering, Bengaluru\|Amrita School of Engineering]]~~ ~~\|'''SRM'''~~ \|- ~~\|August 4, 2018~~ \|TCO18 - Buenos Aires (Argentina)<ref>{{Cite web\|url=http://tco18.topcoder.com/regional-events/buenos-aires-argentina/\|title=Topcoder Open 2018 - Buenos Aires event\|website=Topcoder Open 2018\|access-date=July 9, 2018}}</ref> ~~\|[[Medallia]], Buenos Aires office~~ ~~\|'''SRM'''~~ \|- ~~\|August 11–12, 2018~~ \|TCO18 - Yogyakarta (Indonesia)<ref>{{Cite web\|url=http://tco18.topcoder.com/regional-events/yogyakarta-indonesia/\|title=2018 Topcoder Open, Yogyakarta regional event\|website=2018 Topcoder Open\|access-date=September 8, 2018}}</ref><ref>{{Cite news\|url=https://republika.co.id/berita/pendidikan/dunia-kampus/18/08/16/pdjhrc423-amikom-jaga-tradisi-juara-di-top-coder-open\|title=Amikom Jaga Tradisi Juara di Top Coder Open\|last=Suryana\|first=Wahyu\|date=August 16, 2018\|work=Republica\|access-date=September 24, 2018}}</ref> ~~\|Hotel Royal Ambarrukmo~~ ~~\|'''Dg'''~~ \|- ~~! colspan="4" \|Upcoming~~ \|} Line 706 ⟶ 574: == References == {{reflist}} ~~__INDEX__~~ [[Category:Programming contests]]