Problem B
Pairing Socks

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Problem statistics

Submissions	7867
Accepted submissions	2855
Submission ratio	36.29%
Authors	2421
Accepted authors	2072
Author ratio	85.58%

#	User	Runtime	Date
1	Ehsan Shoja	0.01 s	2018-06-10 17:57:49
2	Eyleifur Bjarkason	0.01 s	2019-10-30 18:44:49
3	Bergur Snorrason	0.01 s	2019-10-31 16:28:04
4	Ioannis Br	0.01 s	2020-06-28 16:51:54
5	Jiangfeng Du	0.02 s	2019-03-18 13:00:12
6	Ivan Petrov	0.02 s	2019-11-25 14:57:44
7	pengin	0.02 s	2021-05-11 13:08:59
8	Hidden user	0.02 s	2022-11-14 12:38:21
9	Alexander Bilde Pedersen	0.02 s	2023-02-02 19:09:30
10	Nihat Altiparmak	0.03 s	2019-09-15 23:44:14

#	User	Runtime	Date
1	tony shi	0.08 s	2023-09-22 05:28:38
2	Hans Glimmerfors	0.10 s	2018-04-08 13:35:03
3	Rasmus Christensen	0.13 s	2019-10-14 21:15:21
4	Jasmin Baniya	0.13 s	2020-03-14 23:09:04
5	Martin Qvarnström	0.13 s	2023-01-01 19:57:13
6	Andreas Kongstad	0.15 s	2023-01-31 12:00:11

#	User	Runtime	Date
1	Andreas Wallström	0.01 s	2018-04-08 12:03:16
2	Hidden user	0.01 s	2019-01-13 13:28:41
3	Agis Daniels	0.01 s	2020-04-13 17:14:11
4	Troels Bjerre Lund	0.01 s	2021-02-02 19:57:01
5	Roger Chen	0.01 s	2021-08-07 06:08:44
6	Geralt of Rivia	0.01 s	2021-11-12 04:05:25
7	Fredrik Hernqvist	0.02 s	2018-04-08 10:58:58
8	Herman Karlsson	0.02 s	2018-04-08 10:59:23
9	Hidden user	0.02 s	2018-04-08 11:23:20
10	Axel Bergström	0.02 s	2018-04-08 12:29:05

#	User	Runtime	Date
1	Hidden user	0.26 s	2019-06-12 19:39:43
2	David Cawthon	0.28 s	2020-11-28 01:53:39

#	User	Runtime	Date
1	Jacob Harris Cryer Kragh	0.17 s	2023-03-04 23:30:34

#	User	Runtime	Date
1	Norbert Voelker	0.10 s	2021-07-16 22:29:46
2	James Robb	0.18 s	2020-05-05 23:48:31
3	James Robb	0.18 s	2020-05-12 12:18:58

#	User	Runtime	Date
1	Tim Put	0.03 s	2021-10-14 05:44:18
2	Øyvind Almli	0.03 s	2023-01-10 15:05:33
3	Josh Coward	0.29 s	2021-10-22 22:20:07
4	Sebastian Emtell	0.52 s	2019-03-04 20:59:08
5	Hidden user	0.53 s	2022-12-01 17:03:53
6	Hidden user	0.54 s	2021-06-03 11:22:52
7	Agus Sentosa Hermawan	0.59 s	2021-10-31 13:37:03

#	User	Runtime	Date
1	Asmus Tørsleff	0.10 s	2022-01-16 23:43:19
2	Joachim Borup	0.12 s	2021-02-14 21:01:54
3	Emil Bak-Møller	0.13 s	2021-02-08 21:44:37
4	Leon Tham	0.14 s	2019-09-08 04:58:16
5	Joshua Chew	0.15 s	2019-09-05 18:44:20
6	Aïssata Maiga	0.15 s	2020-06-06 10:03:59
7	Herman Appelgren	0.22 s	2018-04-08 16:17:50
8	Paula Arnold	0.23 s	2018-06-01 16:27:13
9	Tobias Glimmerfors	0.25 s	2018-04-08 13:54:43
10	Ludwig Hedeby	0.25 s	2018-06-06 10:25:22

#	User	Runtime	Date
1	Hidden user	0.13 s	2024-02-08 23:14:56
2	Mikael Fiala-Lundström	0.51 s	2021-06-20 22:59:07
3	Christopher Walther	0.54 s	2021-04-16 15:14:02

#	User	Runtime	Date
1	Tor Skude	0.06 s	2019-05-15 11:16:32
2	Zachary DeStefano	0.07 s	2019-09-28 15:31:43
3	Bjørn Chr. Soltvedt	0.07 s	2020-03-03 00:36:42
4	Zach Tschetter	0.07 s	2023-06-20 00:32:16
5	Christian Cederquist	0.08 s	2023-04-10 10:45:04

#	User	Runtime	Date
1	Jacob Huebner	0.41 s	2020-04-19 07:24:12
2	Hidden user	0.42 s	2020-02-15 12:04:08
3	Johnny Baloney	0.44 s	2022-01-08 21:49:07
4	Adam Rankin	0.49 s	2023-09-01 21:53:59
5	Sergey Jakobsen	0.55 s	2021-07-21 16:09:58
6	Kelly Dance	0.56 s	2022-09-02 01:03:58
7	Dayan Ruben Gonzalez	0.58 s	2020-10-08 03:05:27
8	Adam Koprowski	0.61 s	2020-08-23 13:23:58

#	User	Runtime	Date
1	Artemis Ngoh	0.06 s	2024-04-07 20:14:19
2	luna	0.07 s	2024-04-04 03:35:31

#	User	Runtime	Date
1	Quang Nhat	0.03 s	2019-07-03 11:02:32
2	Kiên Nguyễn Tiến Trung	0.03 s	2019-07-03 17:12:53
3	Ingemar Ragnemalm	0.03 s	2019-10-24 10:52:09
4	Joseph Chau	0.03 s	2024-02-02 23:02:26

#	User	Runtime	Date
1	Måns Magnusson	0.06 s	2018-04-08 10:56:42
2	Lars Åström	0.06 s	2018-04-08 11:25:50
3	Linus Karlsson	0.06 s	2018-04-08 11:43:48
4	Maj Stenmark	0.06 s	2018-04-08 12:02:55
5	Hidden user	0.06 s	2018-04-08 17:43:57
6	Brynjar Sigurðsson	0.06 s	2018-05-05 19:57:34
7	Asger Hautop Drewsen	0.06 s	2018-12-23 01:25:20
8	Jesper Öqvist	0.06 s	2019-02-27 13:33:51
9	Johan Lyts	0.06 s	2019-03-23 21:37:58
10	Shaik Ashmil Ahamed	0.06 s	2019-10-19 03:16:28

#	User	Runtime	Date
1	Yang Li	0.07 s	2019-06-30 03:49:48
2	Robert Welin-Berger	0.08 s	2018-04-08 11:03:48
3	Hidden user	0.08 s	2019-09-30 22:39:13
4	Ryan Tan	0.08 s	2022-06-05 04:51:12
5	crapcode	0.08 s	2022-06-10 01:35:31
6	April Chao	0.08 s	2022-08-28 05:19:47
7	Edward Kang	0.08 s	2022-09-05 11:16:34
8	mmm	0.08 s	2022-09-05 17:53:53
9	Mustefa Kamil	0.08 s	2022-09-15 09:40:41
10	Gadisa Amenu	0.08 s	2022-09-15 14:24:01

#	User	Runtime	Date
1	Hidden user	0.10 s	2019-09-30 21:31:20
2	Thomas Feld	0.15 s	2023-02-27 09:13:41

#	User	Runtime	Date
1	Isak Jägberg	0.01 s	2019-08-24 16:41:58
2	Pahlevi Fikri Auliya	0.01 s	2020-10-29 00:51:49
3	Jens Larsen	0.01 s	2021-09-15 20:44:21
4	Jonas Ulsnes Jørgensen	0.01 s	2022-01-29 20:13:19
5	Bas Dirks	0.01 s	2022-02-13 21:08:35
6	Erik Funder Carstensen	0.01 s	2022-09-05 15:44:35
7	Reis Faar	0.01 s	2023-05-14 16:03:52
8	Nikoline Olander Rasmussen	0.01 s	2023-06-16 21:30:58
9	Malthe Mathias Mølgaard Larsen	0.02 s	2023-02-03 20:57:37
10	Aaron Lengyel	0.06 s	2023-01-07 00:51:27

#	User	Length	Date
1	pengin	442	2021-05-11 13:08:59
2	Viktor	609	2021-11-16 18:29:48
3	Jiangfeng Du	756	2019-03-18 13:00:12
4	Alexander Bilde Pedersen	779	2023-02-02 19:10:33
5	Ehsan Shoja	782	2018-06-10 17:57:49
6	Hidden user	1003	2022-11-14 12:38:21
7	Sambit Palit	1066	2020-10-28 18:55:45
8	Bergur Snorrason	1661	2019-10-31 16:28:04
9	Ivan Petrov	1774	2019-11-25 14:57:44
10	Marius Brauterfallet	1795	2022-09-01 16:10:59

#	User	Length	Date
1	tony shi	694	2023-09-22 05:28:38
2	Andreas Kongstad	1224	2023-01-31 12:00:11
3	Jasmin Baniya	1396	2020-03-14 23:09:04
4	Rasmus Christensen	1572	2019-10-14 21:15:21
5	Hans Glimmerfors	1584	2018-04-08 13:35:03
6	Martin Qvarnström	2138	2023-01-01 19:57:13

#	User	Length	Date
1	Nathaniel Ang	297	2020-01-22 12:45:21
2	Nguyễn Công Cường	298	2019-07-03 11:09:32
3	Anna Roczek	316	2023-07-21 17:45:23
4	Jesús Pacheco Alonso	332	2023-10-05 13:18:32
5	人外沙耶	337	2021-03-03 10:02:07
6	Sujay Vadlakonda	339	2021-08-29 04:31:00
7	thiamine	339	2023-02-25 11:39:48
8	Zac Friggstad	344	2021-10-15 23:14:07
9	Matthew Joseph Schallenkamp	345	2019-01-25 03:09:40
10	Dat Vuong	347	2022-10-25 20:43:34

#	User	Length	Date
1	Hidden user	315	2019-06-12 19:11:58
2	David Cawthon	1245	2020-11-28 01:53:39

#	User	Length	Date
1	Jacob Harris Cryer Kragh	1081	2023-03-04 23:30:34

#	User	Length	Date
1	Norbert Voelker	712	2021-07-16 22:29:46
2	James Robb	1794	2020-05-12 12:18:58
3	James Robb	1794	2020-05-05 23:51:08

#	User	Length	Date
1	Josh Coward	300	2021-10-22 22:20:07
2	Sebastian Emtell	361	2019-03-04 20:59:08
3	Øyvind Almli	379	2023-01-10 15:02:00
4	Hidden user	493	2022-12-01 17:03:53
5	Agus Sentosa Hermawan	496	2021-10-31 13:37:03
6	Tim Put	636	2021-10-14 05:44:18
7	Hidden user	11790	2021-06-03 11:22:52

#	User	Length	Date
1	Phi Va Lo	274	2023-02-05 15:43:49
2	Jianyang Li	458	2021-10-09 16:32:23
3	Andy Best Ph.D	467	2021-10-28 15:01:41
4	Yeung Man Tsung	477	2022-07-06 15:13:53
5	Kelly Mann	494	2023-02-07 05:12:48
6	Ida Bentzen-Petersen	504	2021-09-14 12:19:18
7	Seit Nathan	517	2020-12-02 17:03:00
8	Grant Hu	518	2022-06-22 04:15:50
9	Jacob Olinger	520	2022-05-25 15:07:18
10	Lars Harald Aasheim	523	2022-08-27 09:36:51

#	User	Length	Date
1	Hidden user	819	2024-02-08 23:14:56
2	Christopher Walther	1103	2021-04-16 15:14:02
3	Mikael Fiala-Lundström	1484	2021-06-20 22:59:07

#	User	Length	Date
1	Zachary DeStefano	347	2019-09-28 15:31:43
2	Bjørn Chr. Soltvedt	385	2020-03-03 00:36:42
3	Christian Cederquist	403	2023-04-10 10:45:04
4	Tor Skude	523	2019-05-15 11:16:32
5	Zach Tschetter	548	2023-06-20 00:32:16

#	User	Length	Date
1	Kelly Dance	348	2022-09-02 01:03:58
2	Dayan Ruben Gonzalez	468	2020-10-08 03:05:27
3	Adam Rankin	497	2023-09-01 21:53:59
4	Sergey Jakobsen	524	2021-07-21 16:09:58
5	Jacob Huebner	531	2020-04-19 07:24:12
6	Adam Koprowski	595	2020-08-23 13:23:58
7	Johnny Baloney	836	2022-01-08 21:49:07
8	Hidden user	1121	2020-02-15 12:04:08

#	User	Length	Date
1	Artemis Ngoh	637	2024-04-07 20:15:14
2	luna	722	2024-04-04 03:35:31

#	User	Length	Date
1	Joseph Chau	617	2024-02-02 23:02:26
2	Kiên Nguyễn Tiến Trung	812	2019-07-03 17:12:53
3	Ingemar Ragnemalm	1298	2019-10-24 10:52:09
4	Quang Nhat	1418	2019-07-03 11:02:32

#	User	Length	Date
1	Thomas Feld	144	2019-12-19 13:45:16
2	Davíð Scheving	223	2021-05-05 00:13:57
3	Hidden user	232	2021-10-28 23:22:43
4	Andreas Björklund	247	2018-12-26 14:28:00
5	Asger Hautop Drewsen	251	2018-12-23 01:26:24
6	Måns Magnusson	280	2018-04-08 10:56:42
7	Lars Åström	283	2018-04-08 11:25:50
8	Maj Stenmark	284	2019-09-23 16:22:40
9	Jesper Öqvist	293	2019-02-27 13:33:51
10	Yanmarshus Bachtiar	334	2020-09-17 13:40:53

#	User	Length	Date
1	Hidden user	114	2023-08-16 10:25:37
2	Phi Va Lo	118	2023-02-25 21:32:01
3	Per-Ivar Faust	131	2023-09-12 22:18:57
4	Charles Ancheta	151	2023-03-27 22:44:12
5	Nino Bašić	156	2023-01-08 23:36:08
6	Lennart Meyling	171	2023-10-27 01:38:32
7	Thibault Raffaillac	171	2020-02-18 21:50:07
8	Sander Oppen	182	2024-04-11 18:15:45
9	Benjamin Z White	186	2023-03-27 12:38:31
10	Shashank Bhatt	187	2023-09-18 05:06:30

#	User	Length	Date
1	Thomas Feld	73	2023-02-27 09:19:51
2	Hidden user	205	2019-09-30 21:32:05

#	User	Length	Date
1	Jonas Ulsnes Jørgensen	659	2022-01-29 20:13:19
2	Erik Funder Carstensen	757	2022-09-05 15:44:35
3	Nikoline Olander Rasmussen	850	2023-06-16 21:30:58
4	Jens Larsen	939	2021-09-15 20:44:21
5	Malthe Mathias Mølgaard Larsen	1207	2023-02-03 20:57:37
6	Reis Faar	1289	2023-05-14 16:09:27
7	Bas Dirks	1377	2022-02-13 21:08:35
8	Isak Jägberg	1554	2019-08-24 16:41:58
9	Pahlevi Fikri Auliya	2174	2020-10-29 00:51:49
10	Aaron Lengyel	4822	2023-01-07 00:51:27

Solution running time distribution