Problem A
Long Swaps — Problem Statistics

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Submissions	1087
Accepted submissions	466
Submission ratio	42.87%
Authors	450
Full solves [?]	382
Full solve Ratio	84.89%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2020-03-04 15:27:23
2	Michael Jeppesen	0.00 s	C	2025-03-07 15:42:24
3	Michael Jeppesen	0.00 s	C	2025-03-07 15:43:31
4	Alexander Bilde Pedersen	0.00 s	C	2025-03-07 17:08:18

#	User	Runtime	Language	Date
1	Daniel Acosta	0.04 s	C#	2025-09-14 22:09:23

#	User	Runtime	Language	Date
1	Norbert Voelker	0.07 s	Go	2021-11-27 18:28:48

#	User	Runtime	Language	Date
1	Mason Barnhill	0.00 s	Haskell	2023-05-05 21:50:09
2	Brent Yorgey	0.01 s	Haskell	2018-11-24 00:15:20
3	Paul Wild	0.01 s	Haskell	2019-01-08 18:31:29
4	Tomas Möre	0.01 s	Haskell	2019-05-19 12:41:11

#	User	Runtime	Language	Date
1	Tan Zhang-Hng Ervin	0.04 s	Java	2024-09-27 16:01:32
2	David Harmeyer	0.05 s	Java	2018-10-28 21:10:36
3	Joshua Fair	0.05 s	Java	2018-10-28 21:20:20
4	Benjamin Reidys	0.05 s	Java	2018-10-28 21:31:32
5	Daniel Moyer	0.05 s	Java	2018-10-28 21:31:32
6	Ben Liu	0.05 s	Java	2018-10-28 21:44:22
7	Chenhao Xu	0.05 s	Java	2018-10-28 23:24:39
8	Colin Peppler	0.05 s	Java	2018-10-28 23:43:17
9	Nick Wu	0.06 s	Java	2018-10-28 21:07:56
10	Amon Al-khatib	0.06 s	Java	2018-10-28 21:23:36

#	User	Runtime	Language	Date
1	Gurpartap Singh Bhatti	0.05 s	JavaScript (Node.js)	2019-03-24 19:23:59

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-07-01 22:14:55

#	User	Runtime	Language	Date
1	Hidden user	0.22 s	Kotlin	2020-04-11 18:58:07
2	Taylor South	0.23 s	Kotlin	2025-02-11 22:38:17

#	User	Runtime	Language	Date
1	Aarav Singh	0.03 s	Python 2	2018-10-28 21:16:05
2	Jawadul Kadir	0.03 s	Python 2	2018-10-28 21:42:17
3	Zc Sun	0.03 s	Python 2	2018-10-28 21:58:56
4	Akif Patel	0.03 s	Python 2	2018-10-28 23:59:34
5	Ethan Arnold	0.03 s	Python 2	2018-11-22 05:15:11
6	Hermon Mulat	0.03 s	Python 2	2019-01-14 00:06:58
7	Herbert Ilhan Tanujaya	0.03 s	Python 2	2019-05-10 14:05:21
8	Jonatan Nilsson	0.03 s	Python 2	2019-05-19 10:42:07
9	Lars Åström	0.03 s	Python 2	2019-05-19 10:57:44
10	Erik Leffler	0.03 s	Python 2	2019-05-19 12:15:31

#	User	Runtime	Language	Date
1	Arvind Ramaswami	0.02 s	Python 3	2018-10-28 21:44:36
2	Md Abedin	0.02 s	Python 3	2018-10-28 21:54:15
3	Tyler Mulholland	0.02 s	Python 3	2018-11-11 04:57:23
4	Bjørn Dons	0.02 s	Python 3	2018-11-27 23:06:59
5	Michael Baer	0.02 s	Python 3	2019-01-08 18:31:00
6	Andrew McGehee	0.02 s	Python 3	2019-03-20 21:30:22
7	Anthony Clays	0.02 s	Python 3	2019-04-23 12:13:53
8	Anders Steen Nilsen	0.02 s	Python 3	2019-05-02 10:57:02
9	Hidden user	0.02 s	Python 3	2019-05-19 09:41:48
10	Ivar Källström	0.02 s	Python 3	2019-05-19 10:53:20

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-06-12 08:53:21

#	User	Runtime	Language	Date
1	Jonathan L	0.00 s	Rust	2019-05-19 10:08:59
2	Pahlevi Fikri Auliya	0.00 s	Rust	2020-10-27 00:03:34

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Swift	2023-10-12 22:34:17

#	User	Length	Language	Date
1	Alexander Bilde Pedersen	659	C	2025-03-07 17:08:18
2	Michael Jeppesen	1085	C	2025-03-07 15:42:24
3	Michael Jeppesen	1085	C	2025-03-07 15:43:31
4	Bergur Snorrason	1815	C	2024-01-31 07:23:31

#	User	Length	Language	Date
1	Daniel Acosta	1054	C#	2025-09-14 22:09:23

#	User	Length	Language	Date
1	Rafael Kristoforus Yanto	270	C++	2025-01-03 20:30:09
2	Johan Wind	315	C++	2018-11-01 01:16:05
3	Łukasz Krawczyk	321	C++	2018-11-27 20:43:28
4	Cameron Custer	330	C++	2022-07-25 17:46:01
5	Atli Fannar Franklín	334	C++	2020-03-04 13:57:47
6	Shyam Mehta	339	C++	2018-10-29 20:01:57
7	Andrew Ting	341	C++	2020-02-05 01:57:01
8	Clement Oh	349	C++	2024-03-01 10:12:59
9	Jalvin Chan Jia Xiang	357	C++	2020-01-10 09:49:35
10	Jerrell Ezralemuel	361	C++	2020-01-05 18:57:02

#	User	Length	Language	Date
1	Norbert Voelker	1106	Go	2021-11-27 18:53:58

#	User	Length	Language	Date
1	Paul Wild	234	Haskell	2019-01-08 18:31:29
2	Tomas Möre	570	Haskell	2019-05-19 12:41:11
3	Mason Barnhill	741	Haskell	2023-05-05 21:50:09
4	Brent Yorgey	902	Haskell	2018-11-24 00:15:20

#	User	Length	Language	Date
1	Doug Goodman	529	Java	2019-06-12 14:01:39
2	Zhengqing Ye	582	Java	2018-10-28 22:22:47
3	Rohit Motwani	582	Java	2018-10-28 23:12:16
4	Yida Zhou	674	Java	2018-10-28 21:31:59
5	Paul Boddington	729	Java	2020-07-26 12:20:25
6	Crystal Sharpe	735	Java	2021-05-22 04:24:38
7	Victor Zhang	743	Java	2018-10-28 23:54:12
8	Andrew Polizzotto	787	Java	2020-10-31 13:37:41
9	Kent Mei	791	Java	2018-10-28 22:03:18
10	Joseph Durie	799	Java	2018-10-28 22:50:18

#	User	Length	Language	Date
1	Gurpartap Singh Bhatti	1179	JavaScript (Node.js)	2019-03-24 19:23:59

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	180	JavaScript (SpiderMonkey)	2023-07-01 22:14:55

#	User	Length	Language	Date
1	Hidden user	382	Kotlin	2020-04-11 18:58:07
2	Taylor South	1246	Kotlin	2025-02-11 22:38:17

#	User	Length	Language	Date
1	Akif Patel	148	Python 2	2018-10-28 23:59:34
2	Jonatan Nilsson	151	Python 2	2019-05-19 10:42:07
3	Herbert Ilhan Tanujaya	196	Python 2	2019-05-10 14:05:21
4	Andreas Björklund	198	Python 2	2020-02-12 17:10:38
5	Måns Magnusson	202	Python 2	2019-05-31 18:23:14
6	Johan Lyts	202	Python 2	2021-01-18 15:18:54
7	Jawadul Kadir	262	Python 2	2018-10-28 21:42:17
8	Lars Åström	286	Python 2	2019-05-19 10:57:44
9	Ethan Arnold	290	Python 2	2018-11-22 05:15:11
10	Hermon Mulat	290	Python 2	2019-01-14 00:06:58

#	User	Length	Language	Date
1	Thomas Feld	78	Python 3	2023-06-12 08:56:17
2	Teikn Smith	100	Python 3	2024-06-24 23:48:13
3	Brandon Tang	103	Python 3	2023-06-11 09:58:18
4	Clement Oh	107	Python 3	2024-03-01 08:53:27
5	Drake Cullen	109	Python 3	2022-02-13 21:22:03
6	Aonghus Lawlor	110	Python 3	2024-09-29 15:04:22
7	Stephane Garreau	113	Python 3	2025-02-18 16:42:19
8	Gabriel Stanculescu	121	Python 3	2021-09-30 21:05:18
9	Hoang Trong Tan	121	Python 3	2023-04-24 14:19:42
10	Lily Gloudemans	123	Python 3	2025-02-12 21:34:13

#	User	Length	Language	Date
1	Thomas Feld	71	Ruby	2023-06-12 08:54:30

#	User	Length	Language	Date
1	Jonathan L	663	Rust	2019-05-19 10:08:59
2	Pahlevi Fikri Auliya	1918	Rust	2020-10-27 00:03:34

#	User	Length	Language	Date
1	Hidden user	334	Swift	2023-10-12 22:34:17

Solution running time distribution