IOI
International Olympiad in Informatics – Statistics
United
Year
ContestantCountryTasksScoreRankAward
Abs.Rel.Abs.Rel.
2024Brian XueUnited States of America10083.315929100100.0471.3178.55%3/35399.43%Gold
Agastya GoelUnited States of America10043.973110010064.0438.9773.16%4/35399.15%Gold
Rain JiangUnited States of America10031.401003100100.0434.4072.40%5/35398.87%Gold
Rohin GargUnited States of America10051.70231710057.0348.7058.12%40/35388.95%Silver
2023Rain JiangUnited States of America1008577.53110054447.574.58%5/35098.86%Gold
Agastya GoelUnited States of America1007070.0316582418.069.67%7/35098.29%Gold
Rohin GargUnited States of America837077.52310035388.564.75%12/35096.86%Gold
Austin GengUnited States of America436065.51410088370.561.75%17/35095.43%Gold
2022Hankai ZhangUnited States of America10080.010010099.5655.00534.5689.09%5/34998.85%Gold
Timothy FengUnited States of America10080.040100100.00100.00520.0086.67%8/34997.99%Gold
Benjamin ChenUnited States of America10080.02710099.8955.00461.8976.98%21/34994.27%Gold
Rain JiangUnited States of America10065.06010010.0057.10392.1065.35%36/34989.97%Silver
2021Rain JiangUnited States of America100100451001003447979.83%5/35198.86%Gold
Siyong HuangUnited States of America1003770100627144073.33%12/35196.87%Gold
Timothy FengUnited States of America1003730100895841469.00%17/35195.44%Gold
Richard QiUnited States of America1110015100892133656.00%47/35186.89%Silver
2020William LinUnited States of America100100100100100.00100.00600.00100.00%1/343100.00%Gold
Walden YanUnited States of America3210010010073.38100.00505.3884.23%19/34394.75%Gold
Xinyang ChenUnited States of America141009010099.12100.00503.1283.85%21/34394.17%Gold
Danny MittalUnited States of America19965510080.1465.32415.4669.24%48/34386.30%Silver
2019Benjamin QiUnited States of America10010010090.0910057547.0991.18%1/327100.00%Gold
Eric ZhangUnited States of America1004010083.8710043466.8777.81%7/32798.17%Gold
Daniel ZhangUnited States of America1004010077.7510024441.7573.62%13/32796.33%Gold
William LinUnited States of America10029074.2010057360.2060.03%56/32783.18%Silver
2018Benjamin QiUnited States of America100100100631003649983.17%1/335100.00%Gold
Eric ZhangUnited States of America1003749100516039766.17%9/33597.61%Gold
Spencer ComptonUnited States of America100374972516036961.50%13/33596.42%Gold
William HuUnited States of America97174916113622637.67%129/33561.79%Bronze
2017Zhezheng LuoUnited States of America93.53100597.7470100466.2777.71%3/30499.34%Gold
2016Daniel ChiuUnited States of America10034381001006043272.00%15/30895.45%Gold
Lawrence LiUnited States of America10034231001006041769.50%23/30892.86%Gold
Dhruv RohatgiUnited States of America10034231001006041769.50%23/30892.86%Gold
Calvin LeeUnited States of America100340801006037462.33%44/30886.04%Silver
2015Andrew HeUnited States of America10055.72100100100100555.7292.62%3/32299.38%Gold
Daniel ChiuUnited States of America10071.423410010061466.4277.74%18/32294.72%Gold
Alexander WeiUnited States of America10071.423410010061466.4277.74%18/32294.72%Gold
Demi GuoUnited States of America10045.45100100360381.4563.58%49/32285.09%Silver
2014Scott WuUnited States of America100100100100100100600100.00%1/311100.00%Gold
Steven HaoUnited States of America561001001006910052587.50%6/31198.39%Gold
Joshua BrakensiekUnited States of America100100100100464749382.17%12/31196.46%Gold
Andrew HeUnited States of America56100100100694747278.67%16/31195.18%Gold
2013Scott WuUnited States of America10098761001008055492.33%5/29998.66%Gold
Joshua BrakensiekUnited States of America10087551001006350584.17%14/29995.65%Gold
Johnny HoUnited States of America10010076100283644073.33%37/29987.96%Silver
Steven HaoUnited States of America1007355100533741869.67%52/29982.94%Silver
2012Johnny HoUnited States of America100100100100100100600100.00%1/310100.00%Gold
Mitchell LeeUnited States of America69100100551910044373.83%10/31097.10%Gold
Scott WuUnited States of America5820100554310037662.67%22/31093.23%Gold
Daniel ZieglerUnited States of America9203455010021836.33%90/31071.29%Bronze
2011Wenyu CaoUnited States of America691001001009710056694.33%6/30398.35%Gold
Johnny HoUnited States of America69100100100509951886.33%17/30394.72%Gold
Albert GuUnited States of America49100100100509849782.83%19/30394.06%Gold
Nathan PinskerUnited States of America6921100100509843873.00%42/30386.47%Silver
2010Wenyu CaoUnited States of America10094100791001006210073589.63%4/29798.99%Gold
Michael CohenUnited States of America10084100871001004910072087.80%5/29798.65%Gold
Neal WuUnited States of America1009110093100100665070085.37%13/29795.96%Gold
Brian HamrickUnited States of America1009610060100100605066681.22%43/29785.86%Silver
2009Neal WuUnited States of America2110010010010084758566583.12%7/30198.01%Gold
Brian HamrickUnited States of America52100100100100100504064280.25%15/30195.35%Gold
Wenyu CaoUnited States of America21100100100100100306261376.62%28/30191.03%Silver
Travis HanceUnited States of America2110010010010010054056670.75%39/30187.38%Silver
2008David BenjaminUnited States of America10057621001001042971.50%8/28397.53%Gold
Neal WuUnited States of America100101001001001042070.00%10/28396.82%Gold
Jacob SteinhardtUnited States of America1006801003530350.50%29/28390.11%Silver
Brian HamrickUnited States of America100224100341527545.83%37/28387.28%Silver
2007John PardonUnited States of America100100100100803051085.00%5/28598.60%Gold
Richard McCutchenUnited States of America100100321001003046277.00%9/28597.19%Gold
Ye WangUnited States of America100550100383032353.83%48/28583.51%Silver
David BenjaminUnited States of America301181005019933.17%134/28553.33%Bronze
2006John PardonUnited States of America10010079100174444073.33%5/28298.58%Gold
Richard McCutchenUnited States of America1001001003023736060.00%37/28287.23%Silver
Bohua ZhanUnited States of America100100875263835659.33%42/28285.46%Silver
George BoxerUnited States of America100625610002634457.33%50/28282.62%Silver
2005Eric PriceUnited States of America100100100100100100600100.00%1/276100.00%Gold
Alex SchwendnerUnited States of America1001001006610010056694.33%8/27697.46%Gold
Richard McCutchenUnited States of America1001003510010010053589.17%16/27694.57%Gold
John PardonUnited States of America751001001001003050584.17%21/27692.75%Gold
2004Brian JacokesUnited States of America8010090955010051585.83%6/29198.28%Gold
Anders KaseorgUnited States of America501001001001002547579.17%13/29195.88%Gold
Eric PriceUnited States of America25100701004010043572.50%28/29190.72%Silver
Alex SchwendnerUnited States of America01002010010010042070.00%36/29187.97%Silver
2003Alex SchwendnerUnited States of America10010049.495.0708422.470.40%6/26598.11%Gold
Tiankai LiuUnited States of America100564.470.010072411.468.57%9/26596.98%Gold
Anders KaseorgUnited States of America652549.468.0588300.450.07%46/26583.02%Silver
Timothy AbbottUnited States of America103044.685.510028298.149.68%48/26582.26%Silver
Eric PriceUnited States of America 2100063.486.56572386.964.48%Gold*
Adam RosenfieldUnited States of America 2602029.485.53596325.954.32%Silver*
Boris AlexeevUnited States of America 2301049.485.5708252.942.15%Bronze*
Brian JacokesUnited States of America 207012.084.5028194.532.42%Bronze*
2002Tiankai LiuUnited States of America22019541569.17%4/27698.91%Gold
Jacob BurnimUnited States of America10219129348.83%24/27691.67%Silver
Adam D'AngeloUnited States of America7220027245.33%34/27688.04%Silver
Alex SchwendnerUnited States of America8017025041.67%51/27681.88%Silver
2001Reid BartonUnited States of America58096.67%1/272100.00%Gold
Tom WidlandUnited States of America37562.50%25/27291.18%Silver
Vladimir NovakovskiUnited States of America31552.50%48/27282.72%Silver
Steven SivekUnited States of America17328.83%117/27257.35%Bronze
2000Reid BartonUnited States of America61087.14%10/27896.76%Gold
John DanaherUnited States of America53075.71%26/27891.01%Silver
Percy LiangUnited States of America53075.71%26/27891.01%Silver
Gregory PriceUnited States of America35050.00%91/27867.63%Bronze
1999Daniel WrightUnited States of America31051.67%29/25388.93%Silver
Benjamin MathewsUnited States of America24040.00%56/25378.26%Silver
Percy LiangUnited States of America22036.67%71/25372.33%Bronze
David ChengUnited States of America15726.17%115/25354.94%Bronze
1998Adrian SoxUnited States of America66094.29%16/24193.78%Gold
Matthew CraigheadUnited States of America57081.43%34/24186.31%Silver
Chuong DoUnited States of America25035.71%133/24145.23%
Alexander Wissner-GrossUnited States of America16022.86%161/24133.61%
1997Matthew CraigheadUnited States of America100202492926339165.17%14/22194.12%Gold
Daniel AdkinsUnited States of America1047193974031552.50%44/22180.54%Silver
Russell CoxUnited States of America623653091624841.33%75/22166.52%Bronze
Benjamin MathewsUnited States of America992000443119432.33%116/22147.96%
1996Daniel AdkinsUnited States of America15577.50%46/22079.55%Silver
Matthew CraigheadUnited States of America13366.50%71/22068.18%Bronze
Keldon JonesUnited States of America11155.50%95/22057.27%Bronze
Joseph TurianUnited States of America5125.50%177/22020.00%
1995Russell CoxUnited States of America18322930183215979.50%11/21095.24%Gold
Hubert ChenUnited States of America15321330282814673.00%23/21089.52%Silver
Daniel AdkinsUnited States of America632223262411356.50%69/21067.62%Bronze
Valentin SpitkovskyUnited States of America98171916249346.50%100/21052.86%Bronze
Erika HoffeldUnited States of America001406204020.00%163/21022.86%
1994Mehul PatelUnited States of America3030406203015678.00%10/18995.24%Gold
Brian DeanUnited States of America3030306151012160.50%24/18987.83%Silver
Hubert ChenUnited States of America3030030509547.50%52/18973.02%Bronze
James AyersUnited States of America3030065209145.50%56/18970.90%Bronze
1993Hal BurchUnited States of America17587.50%15/15590.97%Silver
Mehul PatelUnited States of America17587.50%15/15590.97%Silver
Eric PabstUnited States of America14673.00%51/15567.74%Bronze
Yonah SchmeidlerUnited States of America13768.50%62/15560.65%Bronze
1992Nathan BronsonUnited States of America200100.00%1/171100.00%Gold
Shawn SmithUnited States of America200100.00%1/171100.00%Gold
Russell HuntUnited States of America
Mike PriorUnited States of America