IOI
International Olympiad in Informatics – Statistics
Sri
Year
ContestantCountryTasksScoreRankAward
Abs.Rel.Abs.Rel.
2024Malitha BandaraSri Lanka6751.70033743.0201.7033.62%197/35344.48%
Deera WijesundaraSri Lanka6729.311033726.5172.8128.80%237/35333.14%
Praveen Athauda-ArachchiSri Lanka3629.31003747.5149.8124.97%261/35326.35%
Mindiya KarunasingheSri Lanka1749.6103273.099.6116.60%293/35317.28%
2023Sithija Abhishek KotuwewattaSri Lanka86024.096535201.033.50%119/35066.29%Bronze
Mindiya KarunasingheSri Lanka8306.0003579.013.17%269/35023.43%
Minindu JayasekaraSri Lanka01518.0001649.08.17%299/35014.86%
Shithila MahabadugeSri Lanka01518.050038.06.33%314/35010.57%
2022Chirath NirodhaSri Lanka180.011210.005.0046.007.67%290/34917.19%
Minindu JayasekaraSri Lanka95.04010.0017.3545.357.56%292/34916.62%
Shithila MahabadugeSri Lanka30.04210.0010.0029.004.83%316/3499.74%
Apiram RajamohanSri Lanka30.00010.006.7519.753.29%334/3494.58%
2021Sithija Abhishek KotuwewattaSri Lanka11055100112119833.00%184/35147.86%
Chirath NirodhaSri Lanka1191510011014624.33%279/35120.80%
Lakshith NishshankeSri Lanka119510011013622.67%290/35117.66%
Apiram RajamohanSri Lanka305561107512.50%335/3514.84%
2020Lakshith NishshankeSri Lanka010011010.0029.00150.0025.00%241/34330.03%
Sithija Abhishek KotuwewattaSri Lanka02111010.0057.3299.3216.55%277/34319.53%
Thithiesha MahabadugeSri Lanka0210056.930.0077.9312.99%291/34315.45%
Chirath NirodhaSri Lanka5210010.000.0036.006.00%319/3437.29%
2019Shenal Santhush KotuwewattaSri Lanka8502519.00520181.0030.17%233/32729.05%
Ashan RathnaweeraSri Lanka450100.0041096.0016.00%289/32711.93%
Chamindu AbeysekeraSri Lanka450100.000055.009.17%306/3276.73%
Lakshith NishshankeSri Lanka101800.0022050.008.33%308/3276.12%
2018Shenal Santhush KotuwewattaSri Lanka30110200437.17%296/33511.94%
Sithija Abhishek KotuwewattaSri Lanka3050000355.83%301/33510.45%
Hashan RajapakshaSri Lanka1000000101.67%320/3354.78%
Ashan RathnaweeraSri Lanka00000000.00%331/3351.49%
2017Damika GamlathSri Lanka15.4513520.000053.458.91%252/30417.43%
Pasindu WijesenaSri Lanka15.0313520.000053.038.84%253/30417.11%
Adithya NarasingheSri Lanka0.00000.0001212.002.00%299/3041.97%
2016Adithya NarasingheSri Lanka01101000213.50%295/3084.55%
Devanjith De SilvaSri Lanka900704203.33%297/3083.90%
Ashan RathnaweeraSri Lanka00070071.17%305/3081.30%
Suresh Michael PeirisSri Lanka00000000.00%306/3080.97%
2015Roshnal LihinikaduSri Lanka2018.5101736091.5115.25%245/32224.22%
Pasindu WijesenaSri Lanka100.0003436080.0013.33%258/32220.19%
Mudith WitharamalageSri Lanka100.0001736063.0010.50%276/32214.60%
Nisal PeriyapperumaSri Lanka100.0001720047.007.83%290/32210.25%
2014Mudith WitharamalageSri Lanka30815550010818.00%221/31129.26%
Sadeep WeerasingheSri Lanka3032025008714.50%246/31121.22%
Roshnal LihinikaduSri Lanka8802580498.17%281/3119.97%
Nisal PeriyapperumaSri Lanka0801580315.17%295/3115.47%
2013Chamod WeerasingheSri Lanka0004614107011.67%243/29919.06%
Roshnal LihinikaduSri Lanka000121410366.00%279/2997.02%
Nisal PeriyapperumaSri Lanka00000000.00%292/2992.68%
2011Navin GunathillakaSri Lanka4996846263423238.67%185/30339.27%
Rajith VidanaarachchiSri Lanka499170268118230.33%212/30330.36%
Yasith VidanaarachchiSri Lanka4991746263418130.17%213/30330.03%
2010Navin GunathillakaSri Lanka100502001007541038647.07%222/29725.59%
2009Rajith VidanaarachchiSri Lanka
Navin GunathillakaSri Lanka
Yasith VidanaarachchiSri Lanka
2008Azmaan OniesSri Lanka
Rajith VidanaarachchiSri Lanka
Yasith VidanaarachchiSri Lanka
2007Chethiya AbeysingheSri Lanka100402510050532053.33%50/28582.81%Silver
Rajith VidanaarachchiSri Lanka
Yasith VidanaarachchiSri Lanka
Dulan DantanarayanaSri Lanka
2006Varuna Parinda JayasiriSri Lanka1006844100352437161.83%30/28289.72%Silver
Chethiya AbeysingheSri Lanka10056334003226143.50%110/28261.35%Bronze
Sandaruwan GunathilakeSri Lanka1005604026722938.17%135/28252.48%Bronze
Nuwan SamarasekeraSri Lanka
2005Chethiya AbeysingheSri Lanka50508512453527746.17%136/27651.09%Bronze
Sudirikku MohanjithSri Lanka
Sandaruwan GunathilakeSri Lanka
Varuna Parinda JayasiriSri Lanka
2004Varuna Parinda JayasiriSri Lanka7010010851009546076.67%17/29194.50%Gold
Chethiya AbeysingheSri Lanka85851010709535559.17%79/29173.20%Bronze
Harshana DantanarayanaSri Lanka4090001009032053.33%102/29165.29%Bronze
Sandaruwan GunathilakeSri Lanka30802050604528547.50%129/29156.01%Bronze
2003Varuna Parinda JayasiriSri Lanka855049.485.51536320.953.48%37/26586.42%Silver
Chethiya AbeysingheSri Lanka85550.690.000230.638.43%85/26568.30%Bronze
Harshana DantanarayanaSri Lanka
Sandaruwan GunathilakeSri Lanka
2002Chethiya AbeysingheSri Lanka1147018430.67%97/27665.22%Bronze
Nayana SomaratnaSri Lanka1372015726.17%123/27655.80%Bronze
Amila de SilvaSri Lanka
Harshana DantanarayanaSri Lanka
2001Nayana SomaratnaSri Lanka39065.00%20/27293.01%Gold
Harshana DantanarayanaSri Lanka29148.50%60/27278.31%Silver
Pramila AriyaratneSri Lanka15225.33%131/27252.21%Bronze
Sachintha KarunaratnaSri Lanka
2000Tushara KarunaratnaSri Lanka40057.14%73/27874.10%Bronze
Sasakthi AbeysingheSri Lanka
Nayana SomaratnaSri Lanka
Tyronne SilvaSri Lanka
1999Tushara KarunaratnaSri Lanka21936.50%72/25371.94%Bronze
Sasakthi AbeysingheSri Lanka
Nayana SomaratnaSri Lanka
Praneeth WanigasekeraSri Lanka
1998Asanka HerathSri Lanka54077.14%41/24183.40%Silver
Tushara KarunaratnaSri Lanka33047.14%116/24152.28%Bronze
Sasakthi AbeysingheSri Lanka15021.43%164/24132.37%
Prabath GunawardaneSri Lanka9012.86%187/24122.82%
1997Buddhika KottahachchiSri Lanka812840068021736.17%100/22155.20%Bronze
Tushara KarunaratnaSri Lanka4007700011719.50%157/22129.41%
Isuru Malaka SeneviratneSri Lanka9912000011118.50%161/22127.60%
Rohana Deshapriya RezelSri Lanka762000009616.00%175/22121.27%
1996Sifaan ZavahirSri Lanka11557.50%90/22059.55%Bronze
Asanka HerathSri Lanka10552.50%107/22051.82%Bronze
Buddhika KottahachchiSri Lanka8743.50%121/22045.45%
Mestiyage Don Tyronne Sandeva GoonetillekeSri Lanka5628.00%174/22021.36%
1995Sifaan ZavahirSri Lanka24242230282415276.00%16/21092.86%Gold
Asanka HerathSri Lanka3016230272812462.00%51/21076.19%Silver
Arjuna WijeyekoonSri Lanka32812011247839.00%120/21043.33%
Roshan Nalindra SembacuttiaratchySri Lanka0430012199.50%180/21014.76%
1994Sifaan ZavahirSri Lanka3004012101010251.00%40/18979.37%Silver
Arjuna WijeyekoonSri Lanka
Buddhika KottahachchiSri Lanka
Shehan MaduraperumaSri Lanka
1993Sifaan ZavahirSri Lanka
Arjuna WijeyekoonSri Lanka
Devashi Amrith WesumperumaSri Lanka
1992Sifaan ZavahirSri Lanka
Sidath JayawardenaSri Lanka
Aroshan JayasingheSri Lanka
Gayan JayaweeraSri Lanka