AutumnOLYMPIADCOLLECTION
All medalists.
IMO & IOI, including honourable mentions.
1681–1740 of 10,506 matching profiles
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CBCésar Bibiano VelascoMexicoIMO2009Competition recordBronze medalCCCesar CuencaPeruIMO2007Competition recordHonourable mentionCCCésar Cuenca LuceroPeruIMO2008 · 2009Competition recordSilver medalCOCesar OlivaresPeruIMO1989Competition recordHonourable mentionCRCésar Ruíz MerazMexicoIMO1997Competition recordBronze medalCFCesc FolchSpainIMO2015Competition recordHonourable mentionÇÜÇetin ÜrtişTürkiyeIMO1991Competition recordHonourable mentionCMCevegmidin MizhidorzhMongoliaIMO1964Competition recordBronze medalCGCezar GheorgheRomaniaIMO1959 · 1960Competition recordSilver medal · Gold medalCPCezar PortRepublic of MoldovaIMO2015 · 2016Competition recordSilver medal · Bronze medalCJCezary JuszczakPolandIMO1982 · 1983Competition recordBronze medalCTChaang Tze Shen TristanMalaysiaIMO2018 · 2019 · 2020 · 2021 · 2022Competition recordHonourable mention · Bronze medalCBChady Ben HamidaTunisiaIMO2016 · 2017Competition recordHonourable mentionCKChaemin KimRepublic of KoreaIMO2026Competition recordHonourable mentionCKChaewon KimRepublic of KoreaIMO2015Competition recordBronze medalAutumn profile
Chaitanya RaoAustraliaIMO1994Institute of DataLead Trainer, Head of Learning (Data Science) and Product Development ManagerAutumn profileCTChaitanya TappuIndiaIMO2014Competition recordBronze medalCHChak Hei YuenHong KongIMO2006Competition recordBronze medalCEChams Eddine Abd El Ali DerrecheAlgeriaIMO2023 · 2024Competition recordBronze medal · Gold medalCCChan Chia KhowMalaysiaIMO1996Competition recordHonourable mentionCTChandhopama Thidas Bandara WanasingheSri LankaIMO2020 · 2022 · 2023Competition recordHonourable mentionCAChandresh Amrit RamlaganTrinidad and TobagoIMO2008 · 2009MercorMathematics ResearcherAutumn profileCZChangjin ZhengChinaIMO1997Competition recordGold medalCYChangkai YuSingaporeIMO1989 · 1990Competition recordBronze medal · Honourable mentionCYChang Yang YewMalaysiaIMO2003Competition recordHonourable mentionCMChangzhi Michel YangBelgiumIMO2026Competition recordBronze medalCXChangzhi XieChinaIMO2015University of Southern CaliforniaPhD Student, Computer ScienceAutumn profileCHChan Hwai-LianTaiwanIMO1996 · 1997Competition recordSilver medalCVChan Vee ChongSingaporeIMO1993Competition recordBronze medalCWChan Wa IoMacauIMO1997Competition recordHonourable mentionCGChao GuChinaIMO2013Competition recordGold medalCKChao Keong LoMacauIMO2011Competition recordBronze medalCKChao KuChinaIMO1990Competition recordSilver medalCTCharaf TahiriMoroccoIMO1995Competition recordBronze medalCGCharalampos GeorgiouCyprusIMO2019 · 2020Competition recordHonourable mentionCTCharel ThullLuxembourgIMO2014Competition recordBronze medalCBCharles BattyUnited KingdomIMO1970Competition recordBronze medalCDCharles Dacheng LiAustraliaIMO2018Competition recordSilver medalCDCharles DaiFranceIMO2023Competition recordBronze medalCJCharles James BradshawSouth AfricaIMO2006Competition recordHonourable mentionCLCharles LiAustraliaIMO2006Competition recordSilver medalCSCharles S. TimarCanadaIMO1981 · 1982Competition recordSilver medal · Bronze medalCWCharles WalterUnited States of AmericaIMO1978Competition recordBronze medalCWCharles William O. AngPhilippinesIMO2005Competition recordHonourable mentionCNCharuka Nishala Kulathunga Bandara Herath MudiyanselageSri LankaIMO2015 · 2017 · 2018Competition recordHonourable mentionCCChatawut ChanvanichskulThailandIMO1996Competition recordHonourable mentionCSChatchanun SuriyaammaranonThailandIMO2018Competition recordSilver medalCKChe-An KangTaiwanIMO2026Competition recordBronze medalCHChedi HammamiTunisiaIMO2024Competition recordHonourable mentionCKChedly KhemakhemTunisiaIMO2011Competition recordHonourable mentionCHChee Hau TanSingaporeIMO2000Competition recordBronze medalCWChee We NgSingaporeIMO1992Competition recordBronze medalCJChei Jun RyuDemocratic People's Republic of KoreaIMO1992Competition recordSilver medalCBCheikh Baye KhlifaMauritaniaIMO2022Competition recordHonourable mentionAutumn profileCBChek Beng ChuaSingaporeIMO1991 · 1992Competition recordHonourable mention · Bronze medalCLChe LiuChinaIMO2026Competition recordGold medalCZChenchang ZhuChinaIMO1995Competition recordGold medalCCCheng ChangChinaIMO1995Competition recordGold medalCTCheng-Chiang TsaiTaiwanIMO2004 · 2005Competition recordGold medalCSCheng-Chou ShuTaiwanIMO1995Competition recordHonourable mention
Chaitanya RaoAustraliaIMO1994Institute of DataLead Trainer, Head of Learning (Data Science) and Product Development ManagerAutumn profileCTChaitanya TappuIndiaIMO2014Competition recordBronze medalCHChak Hei YuenHong KongIMO2006Competition recordBronze medalCEChams Eddine Abd El Ali DerrecheAlgeriaIMO2023 · 2024Competition recordBronze medal · Gold medalCCChan Chia KhowMalaysiaIMO1996Competition recordHonourable mentionCTChandhopama Thidas Bandara WanasingheSri LankaIMO2020 · 2022 · 2023Competition recordHonourable mentionCAChandresh Amrit RamlaganTrinidad and TobagoIMO2008 · 2009MercorMathematics ResearcherAutumn profileCZChangjin ZhengChinaIMO1997Competition recordGold medalCYChangkai YuSingaporeIMO1989 · 1990Competition recordBronze medal · Honourable mentionCYChang Yang YewMalaysiaIMO2003Competition recordHonourable mentionCMChangzhi Michel YangBelgiumIMO2026Competition recordBronze medalCXChangzhi XieChinaIMO2015University of Southern CaliforniaPhD Student, Computer ScienceAutumn profileCHChan Hwai-LianTaiwanIMO1996 · 1997Competition recordSilver medalCVChan Vee ChongSingaporeIMO1993Competition recordBronze medalCWChan Wa IoMacauIMO1997Competition recordHonourable mentionCGChao GuChinaIMO2013Competition recordGold medalCKChao Keong LoMacauIMO2011Competition recordBronze medalCKChao KuChinaIMO1990Competition recordSilver medalCTCharaf TahiriMoroccoIMO1995Competition recordBronze medalCGCharalampos GeorgiouCyprusIMO2019 · 2020Competition recordHonourable mentionCTCharel ThullLuxembourgIMO2014Competition recordBronze medalCBCharles BattyUnited KingdomIMO1970Competition recordBronze medalCDCharles Dacheng LiAustraliaIMO2018Competition recordSilver medalCDCharles DaiFranceIMO2023Competition recordBronze medalCJCharles James BradshawSouth AfricaIMO2006Competition recordHonourable mentionCLCharles LiAustraliaIMO2006Competition recordSilver medalCSCharles S. TimarCanadaIMO1981 · 1982Competition recordSilver medal · Bronze medalCWCharles WalterUnited States of AmericaIMO1978Competition recordBronze medalCWCharles William O. AngPhilippinesIMO2005Competition recordHonourable mentionCNCharuka Nishala Kulathunga Bandara Herath MudiyanselageSri LankaIMO2015 · 2017 · 2018Competition recordHonourable mentionCCChatawut ChanvanichskulThailandIMO1996Competition recordHonourable mentionCSChatchanun SuriyaammaranonThailandIMO2018Competition recordSilver medalCKChe-An KangTaiwanIMO2026Competition recordBronze medalCHChedi HammamiTunisiaIMO2024Competition recordHonourable mentionCKChedly KhemakhemTunisiaIMO2011Competition recordHonourable mentionCHChee Hau TanSingaporeIMO2000Competition recordBronze medalCWChee We NgSingaporeIMO1992Competition recordBronze medalCJChei Jun RyuDemocratic People's Republic of KoreaIMO1992Competition recordSilver medalCBCheikh Baye KhlifaMauritaniaIMO2022Competition recordHonourable mentionAutumn profileCBChek Beng ChuaSingaporeIMO1991 · 1992Competition recordHonourable mention · Bronze medalCLChe LiuChinaIMO2026Competition recordGold medalCZChenchang ZhuChinaIMO1995Competition recordGold medalCCCheng ChangChinaIMO1995Competition recordGold medalCTCheng-Chiang TsaiTaiwanIMO2004 · 2005Competition recordGold medalCSCheng-Chou ShuTaiwanIMO1995Competition recordHonourable mention