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

Country distribution

N Country Participants
number
1
China 		125

Most participated

N Handle Contests
number
1
Yunhe Yang 		3
2
Yifei Zhang 		2
3
Qiming Hou 		2
4
Ji Luo 		2
5
Hong Chen 		2
6
Jing Xu 		2
7
Shenjie Li 		2
8
Wenjie Qian 		2
9
Lei Chen 		2
10
Tianming Huang 		2
more

Last activity

N Handle Last
activity
1
Siyuan Cheng 		Aug. 28, 2023
2
Tingqiang Xu 		Aug. 28, 2023
3
Langrui Qi 		Aug. 28, 2023
4
Yiping Liu 		Aug. 28, 2023
5
Hangrui Zhou 		Aug. 15, 2022
6
Jiangqi Dai 		Aug. 15, 2022
7
Junkai Zhang 		Aug. 15, 2022
8
Shaoxuan Tang 		Aug. 15, 2022
9
Haoxiang Yu 		June 19, 2021
10
Mingyang Deng 		June 19, 2021
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