Problem A
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Problem statistics

Submissions	16284
Accepted submissions	6971
Submission ratio	42.81%
Authors	6488
Accepted authors	5963
Author ratio	91.91%

#	User	Runtime	Date
1	Yuzhe Fan	0.02 s	2013-07-02 10:12:29
2	masosz	0.02 s	2015-02-08 16:13:13
3	Mads Storm Hansen	0.02 s	2015-07-18 22:30:17
4	Jonas S	0.02 s	2015-09-07 23:46:35
5	Taner Yavuz	0.02 s	2015-09-20 13:53:09
6	Yuwono Bangun Nagoro	0.02 s	2015-12-19 07:37:46
7	Alexander Guðmundsson	0.02 s	2016-03-18 12:44:04
8	Khin Nyunt	0.02 s	2016-04-17 05:36:16
9	Raja Sanjeev Kumar Nakka	0.02 s	2016-04-29 22:35:02
10	Mohammad Sadeghi	0.02 s	2016-07-14 01:25:44

#	User	Runtime	Date
1	David Cawthon	0.01 s	2020-09-12 17:11:35

#	User	Runtime	Date
1	Jacob Harris Cryer Kragh	0.04 s	2022-10-11 21:41:35

#	User	Runtime	Date
1	Hidden user	0.00 s	2023-10-16 08:42:36

#	User	Runtime	Date
1	Husain Satan	0.00 s	2023-11-23 20:56:37
2	Nguyen Le Tai Duc (K17_CT)	0.00 s	2024-03-11 12:21:58
3	Mongkonchai Priyachiwa	0.07 s	2018-11-06 14:50:28
4	Eric Martin	0.07 s	2018-12-30 16:41:00
5	Krzysztof Gibuła	0.07 s	2019-03-14 20:57:38
6	Neal McCarthy	0.08 s	2018-04-17 01:28:37
7	Conrad Parker	0.08 s	2020-08-14 03:54:08
8	Hidden user	0.08 s	2020-10-22 03:46:34
9	Norbert Voelker	0.08 s	2021-04-19 18:55:26
10	dick move	0.08 s	2021-05-12 20:15:47

#	User	Runtime	Date
1	Egor Kulikov	0.05 s	2013-07-02 09:44:48
2	Vu Van Tan	0.05 s	2013-07-02 19:13:55
3	Moisés Amezcua	0.05 s	2013-07-02 21:53:56
4	Hidden user	0.05 s	2014-03-30 21:06:46
5	Hidden user	0.05 s	2014-06-27 22:36:19
6	Hidden user	0.05 s	2014-07-20 05:40:31
7	Hidden user	0.05 s	2015-05-26 12:47:45
8	Dennis Ang	0.05 s	2015-09-24 11:42:54
9	Ben Smith	0.05 s	2015-10-04 20:09:41
10	Kaitlyn Childers	0.05 s	2015-10-04 20:12:03

#	User	Runtime	Date
1	Sander Hellesø	0.05 s	2019-04-13 07:00:44
2	TEJA KUSUMA	0.05 s	2024-03-07 05:19:45
3	luna lovegood	0.06 s	2019-01-21 07:28:46
4	Samuel Högfeldt	0.09 s	2022-08-05 18:35:27
5	Niamh Limerick	0.09 s	2022-09-23 14:31:31
6	Chris Wong	0.41 s	2021-02-16 23:59:21
7	Hidden user	0.42 s	2020-09-15 05:50:15
8	Howard Tin Chi Chan	0.42 s	2021-01-30 22:27:23
9	John	0.42 s	2021-04-14 14:03:29
10	Khin Nyunt	0.42 s	2021-12-06 16:12:28

#	User	Runtime	Date
1	Anton Klarén	0.01 s	2014-09-04 21:10:20
2	Peter Kedemo	0.01 s	2015-12-23 00:35:44
3	Hidden user	0.01 s	2016-01-02 03:09:31
4	Bjørn Chr. Soltvedt	0.01 s	2016-02-01 15:24:11
5	Gabriel Lau	0.01 s	2016-03-30 05:12:36
6	Hidden user	0.01 s	2016-08-03 06:05:54
7	Hà Minh Ngọc	0.01 s	2016-08-03 07:14:43
8	Tor Nordqvist	0.01 s	2016-10-27 10:47:34
9	Hidden user	0.01 s	2017-06-05 15:41:06
10	Spencer Smith	0.01 s	2017-06-06 19:00:37

#	User	Runtime	Date
1	Danny Robinson	0.57 s	2023-06-21 14:47:23
2	Timothy Gaede	0.62 s	2024-03-22 07:20:08

#	User	Runtime	Date
1	Dayan Ruben Gonzalez	0.15 s	2020-09-28 17:27:18
2	Marcin Wiśniowski	0.16 s	2017-09-29 12:13:20
3	Neil Harmon	0.16 s	2019-04-26 09:43:36
4	Jacob Huebner	0.16 s	2020-03-17 05:15:09
5	James WIlliams	0.16 s	2020-08-31 05:16:41
6	Simon Lixenfeld	0.16 s	2021-06-14 12:00:45
7	Terairk	0.18 s	2023-11-27 01:53:08
8	Adam Koprowski	0.19 s	2020-09-11 17:37:55
9	Johnny Baloney	0.19 s	2021-09-06 10:29:18
10	Dmitry Shostak	0.20 s	2018-08-19 16:35:37

#	User	Runtime	Date
1	Rafał Gwoździński	0.00 s	2021-05-28 06:09:40
2	Yuanting Mao	0.00 s	2023-08-01 01:34:48

#	User	Runtime	Date
1	Ingemar Ragnemalm	0.00 s	2017-08-07 09:48:53
2	David Connolly	0.00 s	2017-10-10 18:24:36

#	User	Runtime	Date
1	Steven D. Wilson	0.01 s	2016-11-25 16:46:49
2	Silvena Lam	0.01 s	2017-07-05 19:34:02
3	Hidden user	0.01 s	2018-02-23 19:28:55
4	Jonas Lindenskov Nielsen	0.01 s	2019-10-27 17:07:32
5	陳建宏	0.01 s	2021-05-14 19:34:58
6	Renate	0.01 s	2023-07-24 23:35:28

#	User	Runtime	Date
1	Hadi Qovaizi	0.01 s	2016-04-17 18:31:16
2	Andriy Zyevakov	0.01 s	2017-07-16 20:36:13
3	Hakan Kjellerstrand	0.02 s	2023-02-19 08:36:41

#	User	Runtime	Date
1	Egill Sveinbjörnsson	0.02 s	2014-11-27 13:53:40
2	Ingibergur Sindri Stefnisson	0.02 s	2014-11-30 19:14:45
3	Tore Norderud	0.02 s	2014-12-25 14:16:16
4	Paulo Bu	0.02 s	2015-02-02 14:20:58
5	Jonas Kylling	0.02 s	2015-03-22 17:06:15
6	Christofer Ohlsson	0.02 s	2015-03-30 23:27:04
7	Erik Odenman	0.02 s	2015-05-14 23:46:08
8	Johannes Agestam	0.02 s	2015-08-19 09:23:17
9	Johan Wind	0.02 s	2015-09-16 21:21:47
10	Samuel Alexander Weise	0.02 s	2015-10-04 20:48:48

#	User	Runtime	Date
1	Vivek Rai	0.02 s	2013-07-02 14:01:12
2	Brian Harrington	0.02 s	2014-08-07 17:57:16
3	Abdul Derh	0.02 s	2014-09-12 22:41:12
4	Graeme Bates	0.02 s	2014-09-12 22:41:52
5	Changyu Bi	0.02 s	2014-09-14 04:43:15
6	Shiqi Xiao	0.02 s	2014-10-03 21:51:59
7	Einar Ágúst Árnason	0.02 s	2014-11-29 01:08:17
8	Hlynur “Glitch” Óskar Guðmundsson	0.02 s	2015-03-07 23:19:13
9	Adrien Coulier	0.02 s	2015-03-22 11:14:21
10	Martin Stensgård	0.02 s	2015-03-24 22:19:05

#	User	Runtime	Date
1	Casper Christensen	0.03 s	2016-01-29 21:10:07
2	Gerry Hall	0.03 s	2016-03-27 05:22:34
3	Lasse Berglund	0.03 s	2016-04-01 11:00:53
4	Kellen Watt	0.03 s	2016-07-07 03:48:33
5	Erik Rydbert	0.03 s	2016-07-13 10:38:40
6	Hidden user	0.03 s	2016-08-14 09:17:16
7	Kevin Suwala	0.03 s	2017-01-07 03:41:00
8	Hassan Al-ubeidi	0.03 s	2017-09-29 12:26:32
9	Mongkonchai Priyachiwa	0.04 s	2018-10-06 13:38:26
10	Savvas Alexandrou	0.04 s	2019-01-12 12:34:07

#	User	Length	Date
1	Martin Blom	151	2024-01-06 16:48:48
2	Eduardo Núñez	155	2024-02-25 22:35:46
3	a_b__c	205	2021-02-02 16:35:02
4	Hidden user	305	2014-10-18 21:45:53
5	Diego Souza	322	2013-07-02 17:14:55
6	Bai Yunwei	337	2018-02-04 09:23:41
7	Hidden user	345	2018-11-02 21:29:05
8	Johan Öhlin	349	2017-09-18 14:19:35
9	Andros Clarence Chen	356	2020-12-13 08:54:28
10	Emil Wihlander	358	2020-12-15 10:04:59

#	User	Length	Date
1	Greg Sinclair	241	2023-11-18 17:04:38
2	Anthony Ye (Ant)	427	2023-04-30 18:24:11
3	Esty Crow	452	2023-04-27 05:38:33
4	Göran Andersson	485	2022-05-24 10:40:44
5	Gustav Junedahl	523	2022-04-26 17:05:41
6	Robert Low	560	2016-07-16 01:26:05
7	Christian Sumares	562	2020-02-29 08:47:30
8	Ali Aliev	599	2022-03-10 10:41:37
9	李陆屿	616	2019-05-08 20:03:08
10	Hidden user	617	2020-12-14 19:23:26

#	User	Length	Date
1	Tyler Fernando	190	2022-11-05 13:33:58
2	Brandon Zhang	223	2022-06-20 04:18:04
3	Erallesa Putra Sandeni	267	2016-01-28 04:34:19
4	30 0	269	2023-10-29 08:10:21
5	Kaifei Chen	270	2013-07-02 09:04:41
6	Hidden user	270	2022-12-20 16:30:29
7	Houda Sassi	277	2018-03-13 21:11:03
8	Amrani Nejjar Omar	282	2017-06-06 01:01:07
9	好吃雞蛋	282	2023-11-09 17:50:56
10	Abid Falih	284	2016-08-09 07:20:04

#	User	Length	Date
1	David Cawthon	521	2020-09-12 17:11:35

#	User	Length	Date
1	Jacob Harris Cryer Kragh	719	2022-10-11 21:41:35

#	User	Length	Date
1	Hidden user	911	2023-10-16 08:42:36

#	User	Length	Date
1	Neal McCarthy	406	2018-04-17 01:28:37
2	Mongkonchai Priyachiwa	473	2018-11-06 14:50:28
3	Scott Dauer	490	2020-04-09 22:33:54
4	Krzysztof Gibuła	506	2019-03-14 20:57:38
5	Conrad Parker	553	2020-08-14 03:54:08
6	Norbert Voelker	627	2021-04-19 18:55:26
7	Hidden user	631	2020-10-22 03:46:34
8	Hidden user	633	2023-04-12 22:47:51
9	Nguyen Le Tai Duc (K17_CT)	645	2024-03-11 12:21:58
10	Paul Komkoff	691	2013-07-02 09:14:25

#	User	Length	Date
1	Joakim Blikstad	241	2015-05-29 20:17:13
2	Freek van Keulen	287	2021-02-11 11:19:40
3	Sebastian Paaske Tørholm	315	2017-01-26 21:47:30
4	Antony Lee	322	2017-07-28 14:20:07
5	Md Akif Chowdhury	332	2023-07-15 19:05:35
6	Matthew Gvasalia	334	2023-04-17 17:36:34
7	Dario Vidas	339	2015-11-27 18:28:17
8	Peter Deal	348	2016-05-12 20:22:12
9	Hidden user	378	2019-08-22 17:59:39
10	Lars Tveito	379	2015-08-13 19:20:28

#	User	Length	Date
1	Duncan Page	407	2017-09-10 02:05:54
2	Russell Rivard	422	2022-01-28 20:35:32
3	Ayoube Eddakhly	426	2016-12-15 23:28:50
4	Tan Yee Jian	438	2019-01-21 07:55:11
5	José Copas	438	2020-02-11 21:54:52
6	Hidden user	439	2016-11-04 22:21:13
7	Christopher Mc Laughlin	445	2017-10-31 15:14:27
8	Nanda Thant Sin	452	2018-05-09 11:05:54
9	Gabriel Oliveira	453	2019-05-17 22:40:20
10	Doug Goodman	454	2018-05-09 18:13:48

#	User	Length	Date
1	Hidden user	479	2020-09-15 05:50:15
2	Samuel Högfeldt	542	2022-08-05 18:35:27
3	addamove	555	2022-02-20 19:15:01
4	Howard Tin Chi Chan	565	2021-01-30 22:27:23
5	TEJA KUSUMA	610	2024-03-07 05:19:45
6	Sander Hellesø	726	2019-04-13 07:00:44
7	Chris Wong	736	2021-02-16 23:59:21
8	Khin Nyunt	831	2021-12-06 16:12:28
9	Niamh Limerick	845	2022-09-23 14:31:31
10	John	1019	2021-04-14 14:03:29

#	User	Length	Date
1	Zach Tschetter	248	2023-05-03 00:22:25
2	Casey Smith	275	2019-05-28 20:11:27
3	Nguyễn Hùng Cường	279	2018-08-31 10:18:24
4	Davíð Helgason	281	2019-06-20 23:09:35
5	Gabriel Lau	289	2016-03-30 05:12:36
6	Bjørn Chr. Soltvedt	305	2016-02-01 15:24:11
7	Anton Klarén	306	2014-09-04 21:10:20
8	Peter Kedemo	318	2015-12-23 00:35:44
9	Tor Nordqvist	328	2016-10-27 10:47:34
10	Andrea Bianchessi	342	2017-10-20 00:19:29

#	User	Length	Date
1	Danny Robinson	109	2023-06-21 14:47:23
2	Timothy Gaede	705	2024-03-22 07:20:08

#	User	Length	Date
1	Phường Lên	274	2019-12-21 20:55:25
2	Adam Koprowski	306	2020-09-11 17:37:55
3	Troy Warmboe	338	2020-02-11 21:59:51
4	Simon Lixenfeld	352	2021-06-14 12:00:45
5	Dmitry Shostak	363	2018-08-19 16:40:57
6	Einar Kjellback	368	2019-12-14 12:31:16
7	Dayan Ruben Gonzalez	485	2020-09-28 17:27:18
8	Adam Rankin	545	2023-04-24 19:06:45
9	Johnny Baloney	568	2021-09-06 10:29:18
10	Zaw Myat	594	2024-01-22 18:50:58

#	User	Length	Date
1	Yuanting Mao	447	2023-08-01 01:34:48
2	Rafał Gwoździński	702	2021-05-28 06:09:40

#	User	Length	Date
1	Ingemar Ragnemalm	385	2017-08-07 09:48:53
2	David Connolly	982	2017-10-10 18:24:36

#	User	Length	Date
1	Jonas Lindenskov Nielsen	274	2019-10-27 17:07:32
2	Steven D. Wilson	293	2016-11-25 16:46:49
3	Renate	385	2023-07-24 23:35:28
4	Silvena Lam	435	2017-07-05 19:34:02
5	Hidden user	443	2018-02-23 19:28:55
6	陳建宏	740	2021-05-14 19:34:58

#	User	Length	Date
1	Hakan Kjellerstrand	325	2023-02-19 08:36:41
2	Andriy Zyevakov	494	2017-07-16 20:36:13
3	Hadi Qovaizi	2531	2016-04-17 18:31:16

#	User	Length	Date
1	Thomas Feld	130	2019-08-19 13:12:18
2	Erik Odenman	138	2015-05-14 23:46:08
3	Jesper Öqvist	138	2018-10-20 14:31:11
4	Eoin Davey	152	2018-04-02 16:01:04
5	Jeff Robertson	154	2017-11-16 00:24:18
6	Haggai Liu	155	2017-01-10 09:03:11
7	Jonas Kylling	160	2015-03-22 17:06:15
8	Fan Zhang	164	2018-11-13 23:47:38
9	Tore Norderud	167	2014-12-25 14:16:16
10	Johan Wind	170	2015-09-16 21:21:47

#	User	Length	Date
1	Hidden user	95	2023-07-25 13:21:10
2	Gustav Elmqvist	106	2023-02-13 16:17:27
3	Peter Seely	118	2024-02-23 23:58:49
4	Charles Ancheta	120	2023-03-25 10:43:53
5	Sean Malloy	126	2023-01-11 20:48:04
6	JY Loh	128	2022-12-04 18:13:15
7	MrVeco	128	2024-01-14 18:13:20
8	Ahmed Chamseddine	132	2023-10-19 14:21:55
9	Evan Rose	141	2023-05-20 00:14:44
10	Thibault Raffaillac	142	2020-01-24 08:25:15

#	User	Length	Date
1	Thomas Feld	69	2023-02-17 14:06:29
2	Mongkonchai Priyachiwa	148	2018-10-06 13:38:26
3	Kevin Suwala	155	2017-01-07 03:41:00
4	Hidden user	161	2019-03-04 12:25:31
5	Gerry Hall	167	2016-03-27 05:22:34
6	Drew Wilson	169	2023-05-31 21:13:33
7	Erik Rydbert	176	2016-07-13 10:38:40
8	Olivia Bednar	182	2019-11-13 21:12:19
9	Casper Christensen	184	2016-01-29 21:10:07
10	Kellen Watt	186	2016-07-07 03:48:33

#	User	Length	Date
1	Alexandr Last	423	2023-08-15 18:00:45
2	Mongkonchai Priyachiwa	474	2018-11-06 14:37:52
3	Thobias Larsen	523	2023-01-28 14:24:20
4	Isak Jägberg	536	2019-08-18 18:45:59
5	Hidden user	578	2021-02-16 07:51:23
6	Laura Parkes	594	2022-08-26 21:34:05
7	Bas Dirks	642	2021-12-29 09:57:04
8	Mileta Mitrovic	699	2022-01-12 19:57:35
9	jaswanth	743	2024-02-06 17:19:16
10	Jeron Lau	821	2020-04-04 01:38:17

Solution running time distribution