Problem I
Witch Dance — Problem Statistics

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Submissions	388
Accepted submissions	118
Submission ratio	30.41%
Authors	78
Full solves [?]	64
Full solve Ratio	82.05%

#	User	Runtime	Language	Date
1	Lin Lee	0.23 s	C++	2022-09-14 04:56:08
2	Joakim Blikstad	0.28 s	C++	2020-03-20 19:42:12
3	Nils Gustafsson	0.30 s	C++	2020-03-20 21:00:52
4	Dmitry Lyubshin	0.33 s	C++	2023-05-17 00:20:38
5	Atli Fannar Franklín	0.33 s	C++	2024-12-16 18:44:31
6	Alexander Skidanov	0.38 s	C++	2025-10-08 21:46:01
7	Matthew	0.38 s	C++	2025-12-04 21:32:50
8	Asger Hautop Drewsen	0.39 s	C++	2020-10-30 18:26:40
9	Oskar Haarklou Veileborg	0.39 s	C++	2020-10-30 22:36:06
10	Frank Wong	0.47 s	C++	2024-08-30 09:37:13

#	User	Runtime	Language	Date
1	Norbert Voelker	0.36 s	Go	2024-04-09 17:08:02

#	User	Runtime	Language	Date
1	Bjørn Dons	1.26 s	Java	2024-04-23 23:31:48
2	Hidden user	1.97 s	Java	2020-03-24 03:54:15

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	2.91 s	JavaScript (SpiderMonkey)	2024-07-07 18:58:10

#	User	Runtime	Language	Date
1	Andreas Björklund	0.74 s	Python 2	2020-03-24 20:43:36
2	Björn Magnusson	1.76 s	Python 2	2020-03-20 19:25:40

#	User	Runtime	Language	Date
1	Alexander Lolk	0.87 s	Python 3	2024-03-26 15:42:56
2	August Kofoed Brandt	0.87 s	Python 3	2024-04-18 15:51:17
3	Viggo Gascou	0.87 s	Python 3	2024-05-29 14:54:30
4	Martin Aumüller	0.87 s	Python 3	2025-03-13 16:31:00
5	Nickie Almind	0.87 s	Python 3	2025-03-14 15:02:27
6	Jonas Boll Esser	0.87 s	Python 3	2025-03-16 16:12:56
7	Hidden user	0.87 s	Python 3	2025-03-17 19:01:26
8	Hidden user	0.87 s	Python 3	2025-03-18 13:22:18
9	Hidden user	0.87 s	Python 3	2025-03-23 09:35:08
10	Hidden user	0.87 s	Python 3	2025-03-26 14:54:26

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.06 s	Rust	2025-11-25 01:42:59
2	Albert Rise Nielsen	0.40 s	Rust	2023-03-15 00:14:41

#	User	Length	Language	Date
1	Dmitry Lyubshin	1226	C++	2023-05-17 00:20:38
2	Lin Lee	1292	C++	2022-09-14 04:56:08
3	Alexander Skidanov	1475	C++	2025-10-08 21:46:01
4	Lejun Deng	1538	C++	2024-08-24 01:43:23
5	timot	1607	C++	2024-08-29 11:50:05
6	Benjamin Rubio Orellana	1900	C++	2020-03-25 06:56:04
7	Simon Lindholm	1956	C++	2020-09-07 14:44:32
8	Matthew	2142	C++	2025-12-04 21:32:50
9	Vishak Srikanth	2171	C++	2024-08-26 05:38:13
10	guobinzhao	2328	C++	2026-02-03 19:52:58

#	User	Length	Language	Date
1	Norbert Voelker	1876	Go	2024-04-09 17:08:02

#	User	Length	Language	Date
1	Hidden user	3347	Java	2020-03-24 03:54:15
2	Bjørn Dons	6247	Java	2024-04-23 23:31:48

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	3485	JavaScript (SpiderMonkey)	2024-07-07 18:58:10

#	User	Length	Language	Date
1	Björn Magnusson	929	Python 2	2020-03-20 19:25:40
2	Andreas Björklund	1424	Python 2	2020-03-24 20:43:36

#	User	Length	Language	Date
1	Jonatan Nilsson	650	Python 3	2020-03-21 12:42:41
2	Nicholas Russell Saerang	812	Python 3	2024-04-23 16:08:18
3	Hidden user	903	Python 3	2023-03-20 16:11:58
4	Riko Jacob	993	Python 3	2022-03-22 19:51:05
5	Hidden user	1003	Python 3	2024-03-20 11:22:51
6	Viggo Gascou	1003	Python 3	2024-05-29 14:54:30
7	Joke	1032	Python 3	2025-03-14 19:31:11
8	Frederik Peter Høngaard	1035	Python 3	2022-05-15 14:26:40
9	Frederik Baht-Hagen	1035	Python 3	2023-05-14 19:43:23
10	August Kofoed Brandt	1045	Python 3	2024-04-18 15:51:17

#	User	Length	Language	Date
1	Albert Rise Nielsen	2021	Rust	2023-03-15 00:24:07
2	Vincent Lagerros	66023	Rust	2025-11-25 01:29:12

Solution running time distribution