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35 contest(s) 7,108 accounts(s)

Country distribution

N Country Participants
number
1
China 		125
2
Vietnam 		117
3
Iran 		111
4
Germany 		107
5
Poland 		106
6
Hungary 		105
7
Thailand 		102
8
United Kingdom 		101
9
Taiwan 		101
10
Ukraine 		99
more

Last activity

N Handle Last
activity
1
Jerry Zirui Li 		Aug. 28, 2023
2
Benjamin Swart 		Aug. 28, 2023
3
Alon Tanay 		Aug. 28, 2023
4
Siyuan Cheng 		Aug. 28, 2023
5
Antoni Buraczewski 		Aug. 28, 2023
6
Ryan Bai 		Aug. 28, 2023
7
Bálint Rózsa 		Aug. 28, 2023
8
Yuki Tanaka 		Aug. 28, 2023
9
Agastya Goel 		Aug. 28, 2023
10
Rain Jiang 		Aug. 28, 2023
more

Most participated

N Handle Contests
number
1
Gennady Korotkevich 		7
2
Arthur Léonard 		6
3
Aleksejs Popovs 		6
4
Chethiya Abeysinghe 		6
5
Bruce Merry 		6
6
Zviad Metreveli 		6
7
Zixiang Zhou 		5
8
Egor Lifar 		5
9
Harris Leung 		5
10
Martin Kopchev 		5
more

Problems

Date Name
Aug. 28, 2023 Closing Time
Aug. 28, 2023 Longest Trip
Aug. 28, 2023 Soccer
Aug. 28, 2023 Beech Tree
Aug. 28, 2023 Overtaking
Aug. 28, 2023 Robot
Aug. 7, 2022 Catfish Farm
Aug. 7, 2022 Prisoner Challenge
Aug. 7, 2022 Radio Towers
Aug. 7, 2022 Digital Circuit
more

Past contests

End
Time
 Contest
Sept. 4, 2023 35th International Olympiad in Informatics. Hungary
Aug. 15, 2022 34th International Olympiad in Informatics. Indonesia
June 25, 2021 33rd International Olympiad in Informatics. Singapore
Sept. 19, 2020 32nd International Olympiad in Informatics. Singapore
Aug. 11, 2019 31st International Olympiad in Informatics. Azerbaijan
Sept. 8, 2018 30th International Olympiad in Informatics. Japan
Aug. 4, 2017 29th International Olympiad in Informatics. Iran
Aug. 19, 2016 28th International Olympiad in Informatics. Russia
Aug. 2, 2015 27th International Olympiad in Informatics. Kazakhstan
July 20, 2014 26th International Olympiad in Informatics. Taiwan
more