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64 contest(s) 24,515 accounts(s)

Country distribution

N Country Participants
number
1
Greece 		71

Most participations

N Handle Contests
count
1
Rafael Ketsetsidis, GRC 		16
2
Giorgos Christoglou, GRC 		13
3
Aristofanis Rontogiannis, GRC 		13
4
Panagiotis Kostopanagiotis, GRC 		12
5
Markos Volikas, GRC 		9
6
Christos Porios, GRC 		8
7
Dimitris Tsitselas, GRC 		6
8
George Karagkiaouris, GRC 		6
9
Konstantinos Kanellis, GRC 		6
10
George Venizelos, GRC 		5
more

Most recent activity

N Handle Last
activity
1
Panos Paskalis, GRC 		Dec. 15, 2023
2
Tony Vlachos, GRC 		Dec. 17, 2021
3
John Doe, GRC 		Feb. 21, 2020
4
Athanasios Taprantzis, GRC 		Feb. 21, 2020
5
Nikolaos Adamopoulos, GRC 		Feb. 21, 2020
6
Konstantinos Maliaris, GRC 		Jan. 17, 2020
7
Jane Doe, GRC 		Jan. 17, 2020
8
John Foe, GRC 		Feb. 22, 2019
9
Giorgos Giapitzakis, GRC 		Dec. 14, 2018
10
Jim Doe, GRC 		Dec. 14, 2018
more

Problems

Date Name
Jan. 24, 2025 DFS Order
Jan. 24, 2025 Shock Wave
Jan. 24, 2025 Watering the Plants
Dec. 13, 2024 Cowdependence
Dec. 13, 2024 All Pairs Similarity
Dec. 13, 2024 Interstellar Intervals
Dec. 13, 2024 It's Mooin' Time
Dec. 13, 2024 Maximize Minimum Difference
Dec. 13, 2024 Job Completion
March 15, 2024 Cowreography
more

Past contests

End
Time
 Contest
Jan. 28, 2025 Second Contest
Dec. 17, 2024 First Contest
July 28, 2024 EGOI (The Netherlands)
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
more

Coming contests

Start
Time
 Contest
today Third Contest
March 21, 2025 US Open