International Olympiad in Informatics. 2021

5/5
Transparency of evaluation
5/5
Assignment uniqueness
5/5
Screening selectivity
3/5
Award selectivity
Credibility
355
participants
88
countries
CountryNameScoreMedal
1CNMingyang Deng600
Gold
2CNYi Qian537
Gold
3CNChenxin Dai505
Gold
4CNHaoxiang Yu497
Gold
5USRain Jiang479
Gold
6JPRyomei Sugai475
Gold
7KRDitbul Ban474
Gold
8SGAshley Aragorn Khoo472
Gold
9CAZixiang Zhou470
Gold
10HKHarris Leung445
Gold
11SKMatej Urban443
Gold
12USSiyong Huang440
Gold
13NLMarco Meijer439
Gold
14HRDorijan Lendvaj432
Gold
15PLJan Strzeszyński416
Gold
16HRPatrick Pavić415
Gold
17ROIoan Popescu414
Gold
18USTimothy Feng414
Gold
19RUEgor Lifar412
Gold
20RUMikhail Budnikov412
Gold
21IRAlireza Keshavarz Hedayati403
Gold
22CHJoël Huber390
Gold
23SGShen Xing Yang390
Gold
24RUTimofei Fedoseev389
Gold
25UAOleh Naver382
Gold
26CZJiří Kalvoda380
Gold
27TWPing-Hsuan Lin378
Gold
28JPDaiki Kodama376
Gold
29IDPikatan Arya Bramajati376
Gold
30SGTan Si Jie373
Gold
31KRJunhyuk Song371
Silver
32CAAllen Pei357
Silver
33IRAlireza Kaviani353
Silver
34UAAndrii Kovryhin353
Silver
35TWHsin-Wei Hou353
Silver
36IRAli Safary351
Silver
37IRAli Shahali351
Silver
38TWElliot En-Yi Liu347
Silver
39PLAntoni Buraczewski344
Silver
40TWChen-Kai Chang344
Silver
41VNPhat Ho Ngoc Vinh342
Silver
42JPYuto Watanabe342
Silver
43PLBartłomiej Czarkowski341
Silver
44CAChristopher Trevisan340
Silver
45BGMartin Kopchev339
Silver
46VNBao Truong Van Quoc337
Silver
47USRichard Qi336
Silver
48JPRintaro Matsuo336
Silver
49KRSeohyun Choi336
Silver
50MOCheng U Ian332
Silver
51RUDanila Usachev332
Silver
52INKshitij Sodani330
Silver
53INUdit Sanghi330
Silver
54ITFilippo Casarin329
Silver
55SGTan Yi Kai328
Silver
56BGViktor Kozhuharov328
Silver
57MNNyamdavaa Amar324
Silver
58IDNicholas Patrick322
Silver
59SIBenjamin Bajd319
Silver
60SKAdam Rajský318
Silver
61BGAndon Todorov317
Silver
62IDRama Aryasuta Pangestu317
Silver
63FIHenrik Aalto315
Silver
64HKMan Tsung Yeung315
Silver
65TJMuhammadjon Hokimiyon315
Silver
66TREge Kabasakaloglu313
Silver
67VNHuy Le Quang311
Silver
68HUGellért Tóth308
Silver
69VNVu Nguyen Hoang308
Silver
70RSMateja Vukelić305
Silver
71UAKostiantyn Savchuk304
Silver
72BDMamnoon Siam302
Silver
73HRVito Anić302
Silver
74BRYan Matheus Tavares e Silva302
Silver
75BRLuiz Henrique Yuji Delgado Oda301
Silver
76BYStanislau Damasevich301
Silver
77IDEdbert Geraldy Cangdinata300
Silver
78ILYanir Edri300
Silver
79SGLim Rui Yuan298
Silver
80BDFarhan Ahmad297
Silver
81ROTiberiu-Ioan Mușat297
Silver
82ITTommaso Dossi297
Silver
83ILGonen Gazit292
Silver
84SIMatija Likar292
Silver
85FIJuho Röyskö290
Silver
86AMAleksandr Abelyan289
Silver
87HKChong Ho Hsieh289
Silver
88HKLingrui Xie289
Silver
89IESuneet Mahajan289
Silver
90SEHerman Lauenstein288
Bronze
91BRCarolina Moura286
Bronze
92CUManuel Darío Oliver Ballesteros286
Bronze
93PHVincent Dela Cruz285
Bronze
94SAFares Basuni280
Bronze
95BYAndrei Kastsiany277
Bronze
96ROAlexandru Luchianov275
Bronze
97AZAziz Huseynov275
Bronze
98AUJames King275
Bronze
99TROlcay Oransoy275
Bronze
100ILYoav Katz275
Bronze
101DEMarc Strufe273
Bronze
102AMEmil Kostanyan271
Bronze
103KZZhambyl Maksotov268
Bronze
104SGYue Chen Li267
Bronze
105EEAndres Alumets265
Bronze
106BYDzianis Lahunou263
Bronze
107NOMagnus Hegdahl263
Bronze
108CYCharalampos Georgiou262
Bronze
109CAThomas Guo262
Bronze
110AUEvan Lin261
Bronze
111KGIslam Davletov261
Bronze
112SEVictor Vatn260
Bronze
113FROscar Fischler255
Bronze
114KZMansur Mukimbekov254
Bronze
115CZViktor Fukala253
Bronze
116KZAltair Ashurov252
Bronze
117KGArtur Aidarov252
Bronze
118SIDomen Hočevar252
Bronze
119LTModestas Gujis252
Bronze
120BRPedro Shinzato Chen252
Bronze
121PHRaphael Dylan Dalida251
Bronze
122RSJovan Bengin250
Bronze
123KRTaehwan Jang250
Bronze
124SGJames Sng250
Bronze
125GBErekle Roinishvili249
Bronze
126MYHua Zhi Vee248
Bronze
127FRJustin Cahuzac246
Bronze
128HRKrešimir Nežmah246
Bronze
129ATMatthias Pleschinger245
Bronze
130CZOndřej Sladký245
Bronze
131SEOlle Lapidus242
Bronze
132INPranjal Srivastava242
Bronze
133RSAleksandar Višnjić240
Bronze
134LTDovydas Vadišius239
Bronze
135GBJames Tan237
Bronze
136HUKornél Szabó236
Bronze
137LTAldas Lenkšas233
Bronze
138ZAAndi Qu233
Bronze
139PHFrederick Ivan Tan232
Bronze
140ROMircea Donciu229
Bronze
141BDMd Nafis Ul Haque Shifat228
Bronze
142EGOsama Alkhodairy226
Bronze
143NLAndy van Horssen225
Bronze
144KGDaniyar Beishekeev225
Bronze
145THKanin Suphap225
Bronze
146KZMukhammadarif Sakhmoldin225
Bronze
147GEGiorgi Nadareishvili224
Bronze
148MYKwong Weng Loh223
Bronze
149MOTong Sam Zheng222
Bronze
150GBAntoni Pilat220
Bronze
151ITDavide Bartoli220
Bronze
152ILLior Yehezkely220
Bronze
153TRYusuf Onur Usumez220
Bronze
154IEOisin Davey217
Bronze
155MDVictor Purice216
Bronze
156LVMatīss Kristiņš215
Bronze
157ITValerio Stancanelli214
Bronze
158BDArman Ferdous213
Bronze
159AZSaid Nasibov213
Bronze
160KGTengiz Bekkoyonov213
Bronze
161CYDemetris Chrysostomou210
Bronze
162BGRumen Mihov210
Bronze
163MYShao Qian Chew210
Bronze
164SKEliška Macáková209
Bronze
165BYIlya Kuchynski209
Bronze
166EEMarko Tsengov208
Bronze
167SYMohammad Nour Massri208
Bronze
168EGHazem Issa207
Bronze
169HUPéter Varga207
Bronze
170AMArayi Khalatyan206
Bronze
171CLIgnacio Muñoz206
Bronze
172LVValters Kalniņš206
Bronze
173AUJoshua Chen203
Bronze
174DESaleh Pourabbasi203
Bronze
175JOWesam Naseer203
Bronze
176BEZhiyi Luo203
Bronze
177SYAntwan Dabbous202
178FILeo Varis202
179THPapon Lapate202
180PLDaniel Soboński201
181INAditya Jain200
182GEArchil Basadzishvili200
183CHJosia John200
184UAMaksym Tur200
185BABenjamin Mujkić199
186GELuka Mosiashvili199
187PSNicola Abusaad198
188LKSithija Abhishek Kotuwewatta198
189MYJe Qin Chooi197
190SGYaw Chur Zhe196
191AZAmin Jalilov195
192MKAndrej Shekerov195
193MXJosé Ángel Cázares Torres195
194DELucas Schwebler195
195ATSebastian Schulze195
196NZNicholas Grace191
197PTTiago Marques191
198SILan Sevčnikar190
199DEBumjun Kim189
200EGMohamed Bakry189
201TJShakhrom Aminov189
202TMSuleyman Atayev189
203THPakarin Leetrairong188
204FRAlice Tosel187
205TNAmine Oueslati187
206LTAugustinas Jučas187
207MNBelgutei Byambadorj187
208UZDilshodbek Khujaqulov187
209CHEma Skottova187
210TMGurbanberdi Gulladyyev187
211EEJaagup Tamme187
212PTPedro Costa187
213MXVíctor Armando Jaramillo Moreno187
214EGAhmad Moursi186
215MNBilguudei Shinezul186
216DKThor Eriksen185
217CUAlain David Escarrá García184
218SYAli Mansour184
219ESDarío Martínez Ramírez184
220MDMihai Spinei183
221PHSteven Reyes183
222CHAlberts Reisons181
223ESBernat Pagès Vives181
224MDStanislav Brega181
225BAAdmir Zatega180
226LVAnsis Gustavs Andersons180
227DKElias Lolck180
228SKJakub Konc180
229TNAmine Trabelsi177
230GEGiorgi Kobakhia177
231CUAlberto Leyva Guerra174
232MAAyman Riad Solh174
233UZAzimjon Urinov174
234MNBat-Erdene Batsukh174
235SYBeshr Islam Bouli174
236TJDilshod Imomov174
237AZEmin Orujov174
238ARLucas Hernán Tarche174
239ARMatías Ezequiel Raimundez174
240BONicolas Mateo Valdivia Viscarra174
241PSSohaib Sawalha174
242ARUlises López Pacholczak174
243FRCharles Dai172
244AUBrynly Mitchell171
245RSFilip Bojković170
246MKMarko Tanevski170
247CYChristos Falas169
248MEMatija Delic169
249THThitrin Sastarasadhit169
250LVArtis Vijups166
251TNLouay Farah166
252LUPrem Jagadeesh166
253CLDiego Arias164
254GRMarkos Radaios164
255PSRoba Katout164
256MKBlagojche Pavleski163
257TRCengiz Eray Aslan163
258NOChristoffer Tryggestad163
259ARJoaquín Pablo Cruz163
260GRPanagiotis Liampas162
261GBBenedek Szilvasy161
262MXFernanda Sarahy Mancilla Núñez159
263SAMohammed Alsaad159
264NZQiushi Chen159
265BEVladislav Morozov159
266NZBenjamin Smith158
267MEJovan Kascelan158
268MANabil Boudra158
269COAlvaro Bacca157
270MEEgor Georgievskii157
271TNHedi Chehaidar157
272TJSherzod Sobirov157
273CYTheofanis Orfanou157
274SVCésar Esaú Flores Martínez156
275NOAndreas Alberg153
276ISBenedikt Vilji Magnússon152
277NZZalan Varga152
278BOMarco Andrés Cusicanqui León151
279HUMárton Németh148
280MDAlexandru Andrei147
281ZAFaran Steenkamp147
282TMMuhammetali Ashyrmuhammedov147
283DOAlejandro Jose Malla Martinez146
284PTAntónio Neves146
285LKChirath Nirodha146
286MKTeo Kitanovski146
287ZAJean Weight145
288NOMagnus Eide-Fredriksen144
289NLVu Khoi Pham141
290ATTobias Klinger140
291MAAymane Moutei138
292MEFilip Dosljak138
293VEFrancisco Javier Molina Tirado137
294AMAni Khachatryan136
295LKLakshith Nishshanke136
296EEKregor Ööbik135
297CUCarlos Rolando Morell Rodríguez134
298DKDaniel Birn134
299DKLuis Sebastian Galán133
300CZMagdaléna Mišinová133
301SAAbdulmohsen Mohammedsaleh131
302FIJuho Arala131
303ESOscar Garries Urbina130
304BEPetar Vitorac130
305LURafael Dux129
306UZAsliddin Ismoilov128
307BODaner Zein Tonconi Mendoza128
308SVJosé Manuel Cabrera Guardado127
309MAMohamed Benomar El Mdeghri122
310PTTomás Faria122
311IEBenjamin Murray120
312DOJair Rafael Santana Benzan120
313JOMuhammad Saad120
314IEAyushi Mahajan119
315LUDaniel Murphy119
316MXAlejandro Ozymandias Cepeda Beltran116
317BAHaris Imamovic116
318TMDovran Akmyradov114
319ISSamúel Arnar Hafsteinsson114
320VEDiego Fernando Ortiz Tepedino113
321SAHumaid Alhuthali113
322ESJoan Cintas Navarro112
323COAndrés David Carranza Moreno111
324JONoor Al-Shamayleh111
325BOGilberto Rodrigo Pierre Gosset Gonzales105
326SEAbdullah Zaghmout103
327BAEmira Ibrahimovic101
328SVGabriela Lourdes Rodríguez Parada99
329SVFernando Andreé González Meléndez96
330GRAndreas Rasvanis95
331VEJuan Diego Marcano Cuellar93
332COMiguel Sáenz92
333NLDaan de Groot87
334NGDaniel Emeka-Ilozor84
335BEDaniel Smolders84
336JOMalik Sadaqa79
337GRBokis Dimitrios78
338NGMoyinoluwa David Orimoloye77
339LKApiram Rajamohan75
340NGJoseph Achimugu75
341PSMohammed Atalah75
342ZABrent Butkow72
343MOChun Ioi Chan72
344CLMarcelo Lemus65
345ISElvar Árni Bjarnason62
346MOHok Fong Wong57
347DOIraira Rivera57
348COKiara González57
349VERubdary Valentina Rojas Linarez56
350LUAdam Hustava55
351ATThomas Wachter55
352UZMagsut Yangabayev54
353DODivanny Perez32
354CLDiego Emilio Rebollo García24
355NGBenedict Ukwenya14