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66 contest(s) 119,470 accounts(s)

Country distribution

N Country Participants
number
1
Japan 		221

Most participated

N Handle Contests
number
1
Tomohiro Oka (Tomohiro Oka) 		42
2
Minoru Fujita (uwi) 		42
3
Kento Nikaido (snuke) 		40
4
Kazuhiko Kusano (kusano) 		37
5
Ben Hachimori (Hachimori) 		35
6
Kohei Morita (yosupo) 		34
7
Yoshinori Ehara (yehara) 		31
8
Hirotaka Isa (HIR180) 		28
9
Riku Kawasaki (maroonrk) 		27
10
Yui Hosaka (hos.lyric) 		26
more

Last activity

N Handle Last
activity
1
Riku Kawasaki (maroonrk) 		Dec. 9, 2023
2
Ryo Takahashi (kotatsugame) 		Dec. 9, 2023
3
Kentaro Matsushita (noimi) 		Dec. 9, 2023
4
Kohei Morita (yosupo) 		Dec. 9, 2023
5
Yui Hosaka (hos.lyric) 		Dec. 9, 2023
6
Ryotaro Sato (hitonanode) 		Dec. 9, 2023
7
Keita Murase 		Dec. 9, 2023
8
Hirotaka Isa (HIR180) 		Dec. 9, 2023
9
鈴田夏都季 		Nov. 4, 2023
10
Masahiro Inoue 		Nov. 4, 2023
more

Problems

Date Name
Dec. 9, 2023 Programming Paths (Part 1)
Dec. 9, 2023 Programming Paths (Part 2)
Dec. 9, 2023 Transposing Tiles
Dec. 9, 2023 Resisting Robots
Dec. 9, 2023 Nearly Nim
Dec. 9, 2023 Dealing Decks
Dec. 9, 2023 Cacti Cartography
Nov. 4, 2023 Spooky Splits
Nov. 4, 2023 Hash Slinger
Nov. 4, 2023 Krab-otage
more

Past contests

End
Time
 Contest
Dec. 9, 2023 Final Round 2023
Nov. 4, 2023 Round 3 2023
Oct. 21, 2023 Round 2 2023
Oct. 7, 2023 Round 1 2023
Sept. 25, 2023 Practice Round 2023
Dec. 10, 2022 Final Round 2022
Oct. 8, 2022 Round 3 2022
Sept. 24, 2022 Round 2 2022
Sept. 11, 2022 Round 1 2022
Aug. 29, 2022 Qualification Round 2022
more