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60 contest(s) 24,500 accounts(s)

Country distribution

N Country Participants
number
1
United States of America 		10074
2
China 		4928
3
Vietnam 		841
4
Canada 		631
5
Iran 		554
6
South Korea 		532
7
Romania 		513
8
Belarus 		387
9
India 		387
10
Russia 		386
more

Most participated

N Handle Contests
number
1
Andrew He, USA 		49
2
Bruce Merry, ZAF 		38
3
Kevin Li, USA 		31
4
Seunghyun Joe, KOR 		30
5
Uwi Tenpen, JPN 		27
6
Kevin Liu, USA 		27
7
Andrew Chen, USA 		27
8
Jaehyun Koo, KOR 		26
9
Eric Zhang, USA 		24
10
Andy Wang, USA 		24
more

Last activity

N Handle Last
activity
1
Jay Leeds, USA 		March 15, 2024
2
Rain Jiang, USA 		March 15, 2024
3
Andrew He, USA 		March 15, 2024
4
Eric Chen, USA 		March 15, 2024
5
Samuel Wang, USA 		March 15, 2024
6
Bruce Merry, ZAF 		March 15, 2024
7
Dilhan Salgado, USA 		March 15, 2024
8
Stanley Zhang, USA 		March 15, 2024
9
Alexander Gu, USA 		March 15, 2024
10
Derek Zhang, USA 		March 15, 2024
more

Problems

Date Name
March 15, 2024 Identity Theft
March 15, 2024 Cowreography
March 15, 2024 Grass Segments
March 15, 2024 Splitting Haybales
March 15, 2024 Smaller Averages
March 15, 2024 Activating Robots
Feb. 16, 2024 Bessla Motors
Feb. 16, 2024 Lazy Cow
Feb. 16, 2024 Minimum Sum of Maximums
Feb. 16, 2024 Milk Exchange
more

Past contests

End
Time
 Contest
March 19, 2024 US Open
Feb. 20, 2024 Third Contest
Jan. 30, 2024 Second Contest
Dec. 19, 2023 First Contest
July 22, 2023 EGOI 2023 (Sweden)
March 28, 2023 US Open
Feb. 28, 2023 Third Contest
Jan. 31, 2023 Second Contest
Dec. 20, 2022 First Contest
March 29, 2022 US Open
more

Coming contests

Start
Time
 Contest
July 21, 2024 EGOI (The Netherlands)