Problem A
Falling Apart — Problem Statistics

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Submissions	8716
Accepted submissions	4000
Submission ratio	45.89%
Authors	3364
Full solves [?]	3130
Full solve Ratio	93.04%

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2023-09-26 05:52:27

#	User	Runtime	Language	Date
1	Manabu Sekino	0.02 s	C#	2017-11-18 05:18:09
2	Arun I Kum	0.02 s	C#	2017-11-18 05:21:00
3	Oscar Siauw	0.02 s	C#	2017-11-18 05:29:24
4	Justin L. Co	0.02 s	C#	2017-11-18 05:30:01
5	Ben Leane	0.02 s	C#	2017-11-18 05:34:00
6	P Chandrashekar Amin	0.02 s	C#	2017-11-18 05:34:44
7	Gauri Shankar Badola	0.02 s	C#	2017-11-18 05:34:56
8	Paul Fraser	0.02 s	C#	2017-11-18 05:46:40
9	James Gen Li	0.02 s	C#	2017-11-18 05:47:09
10	Muhammad Mustaqim	0.02 s	C#	2017-11-18 05:51:14

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Common Lisp	2019-05-27 05:36:52

#	User	Runtime	Language	Date
1	Patrick Bahr	0.05 s	F#	2021-02-23 13:10:10
2	Jesper Bengtson	0.05 s	F#	2022-03-11 16:12:33
3	Albert Rise Nielsen	0.05 s	F#	2022-03-11 16:51:18
4	Leonora	0.05 s	F#	2022-03-11 17:27:37
5	Jacob Harris Cryer Kragh	0.05 s	F#	2022-09-02 22:14:08
6	Frederik Greve Petersen	0.05 s	F#	2023-09-01 19:12:02
7	Mikael Fangel	0.08 s	F#	2023-09-01 22:08:04

#	User	Runtime	Language	Date
1	YiLi Ge	0.00 s	Go	2023-09-07 09:25:27
2	Jimmy Nejtron	0.00 s	Go	2025-01-14 09:33:41
3	DIEGO SEBASTIAN JIMENEZ ARTIGA	0.00 s	Go	2025-04-26 15:51:28
4	Dylan	0.00 s	Go	2025-09-16 22:47:53
5	Theo Coyne Morgan	0.07 s	Go	2019-03-27 00:22:14
6	Evan Hollenbeck	0.08 s	Go	2017-11-18 18:38:51
7	Marcin Dudek	0.08 s	Go	2017-11-20 08:40:53
8	Norbert Voelker	0.08 s	Go	2021-04-15 00:10:08
9	Jack Kryger Sørensen	0.08 s	Go	2022-01-21 11:24:48
10	Marcin Dudek	0.09 s	Go	2017-11-18 12:35:22

#	User	Runtime	Language	Date
1	Brent Yorgey	0.00 s	Haskell	2017-11-19 00:05:02
2	Aurélien Pepin	0.00 s	Haskell	2019-08-16 19:07:19
3	Steinar Simonnes	0.00 s	Haskell	2024-02-14 10:00:46
4	Sebastian Banert	0.00 s	Haskell	2024-06-14 21:29:13
5	Intrets	0.01 s	Haskell	2019-08-22 12:07:39
6	Hidden user	0.01 s	Haskell	2019-08-24 12:30:11
7	Anurag Hooda	0.01 s	Haskell	2020-05-30 18:27:01
8	Jan Hrček	0.01 s	Haskell	2020-11-01 17:26:05
9	Bjarki Baldursson Harksen	0.01 s	Haskell	2021-01-27 12:06:35
10	Caleb Surovik	0.01 s	Haskell	2021-06-28 08:37:10

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.04 s	Java	2025-02-08 15:57:10
2	Nathaniel Lahn	0.04 s	Java	2025-02-26 01:56:50
3	Kaijie Zhang	0.05 s	Java	2017-11-18 17:17:07
4	Janac Meenachisundaram	0.05 s	Java	2017-11-18 20:30:27
5	Steven Cheng	0.05 s	Java	2017-11-18 22:57:17
6	Kristoffer Åhgren	0.05 s	Java	2018-01-31 16:38:37
7	Max Holmberg	0.05 s	Java	2018-02-02 15:27:53
8	Hidden user	0.05 s	Java	2018-02-08 23:02:57
9	Ali Zarrini	0.05 s	Java	2018-02-10 18:45:49
10	Sam Reinehr	0.05 s	Java	2018-02-13 06:46:01

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	JavaScript (Node.js)	2024-08-05 06:03:42
2	Ram Basnet	0.05 s	JavaScript (Node.js)	2018-10-04 21:51:50
3	Joey Logsdon	0.05 s	JavaScript (Node.js)	2018-10-26 17:25:55
4	Bishal Khadka	0.05 s	JavaScript (Node.js)	2018-10-29 02:29:24
5	Evan Vent	0.05 s	JavaScript (Node.js)	2018-10-29 05:08:58
6	Candace Graus	0.05 s	JavaScript (Node.js)	2018-10-29 07:30:38
7	Jeremy Phipps	0.05 s	JavaScript (Node.js)	2018-10-30 00:21:18
8	Rupinder Singh Randhawa	0.05 s	JavaScript (Node.js)	2018-10-31 00:46:20
9	Nico Bentley	0.05 s	JavaScript (Node.js)	2018-11-05 17:02:29
10	Sander Hellesø	0.05 s	JavaScript (Node.js)	2019-04-25 02:38:58

#	User	Runtime	Language	Date
1	Luk Ming Kit	0.01 s	JavaScript (SpiderMonkey)	2017-11-18 05:46:39
2	James Allen	0.01 s	JavaScript (SpiderMonkey)	2017-11-18 17:18:27
3	Piotr Karpala	0.01 s	JavaScript (SpiderMonkey)	2017-11-18 17:35:39
4	David Wagner	0.01 s	JavaScript (SpiderMonkey)	2017-11-18 20:10:39
5	Julio Andrade	0.01 s	JavaScript (SpiderMonkey)	2017-11-19 00:18:16
6	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2017-11-19 22:02:11
7	Ben-Richard Ebbesvik	0.01 s	JavaScript (SpiderMonkey)	2018-02-04 20:09:25
8	Casey Smith	0.02 s	JavaScript (SpiderMonkey)	2019-05-21 18:54:18
9	Peter Menyes	0.02 s	JavaScript (SpiderMonkey)	2021-08-13 21:26:49
10	Håkan Lindahl	0.02 s	JavaScript (SpiderMonkey)	2022-06-17 13:25:08

#	User	Runtime	Language	Date
1	Timothy Gaede	0.52 s	Julia	2024-03-27 11:22:41
2	Danny Robinson	0.65 s	Julia	2023-09-26 05:44:52

#	User	Runtime	Language	Date
1	Marit van Dijk	0.16 s	Kotlin	2021-09-14 13:35:21
2	Przemyslaw Curzytek	0.17 s	Kotlin	2017-11-18 17:21:48
3	Przemysław Curzytek	0.17 s	Kotlin	2017-11-19 04:08:55
4	Sergey Jakobsen	0.19 s	Kotlin	2021-06-04 19:22:25
5	Neil Harmon	0.20 s	Kotlin	2019-04-29 15:31:04
6	Adam Rankin	0.21 s	Kotlin	2023-04-25 20:29:32
7	Einar Kjellback	0.23 s	Kotlin	2019-12-12 08:31:10
8	Troy Warmboe	0.23 s	Kotlin	2020-02-11 18:53:37

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-05-08 21:25:33

#	User	Runtime	Language	Date
1	Vova Podkorytov	0.00 s	Pascal	2018-03-13 19:23:40
2	Ingemar Ragnemalm	0.00 s	Pascal	2019-04-03 08:21:15
3	David Connolly	0.00 s	Pascal	2022-04-19 11:44:36

#	User	Runtime	Language	Date
1	Raducu Mirescu	0.01 s	PHP	2019-03-12 14:26:25
2	Connor Billings	0.01 s	PHP	2020-07-14 01:39:08
3	Renate	0.01 s	PHP	2021-06-17 22:03:51
4	Muhammad Asyraf bin Akop	0.01 s	PHP	2022-05-12 10:02:30
5	Andre Wahyudi	0.01 s	PHP	2023-03-17 04:55:17

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2018-11-18 09:30:07
2	Hakan Kjellerstrand	0.02 s	Prolog	2023-02-13 11:41:18

#	User	Runtime	Language	Date
1	Ho Wei Shen	0.02 s	Python 2	2017-11-18 05:51:50
2	Andrés Vara Serrano	0.02 s	Python 2	2017-11-18 12:12:13
3	Greg Hamerly	0.02 s	Python 2	2017-11-18 12:43:15
4	Pawel Blaszyk	0.02 s	Python 2	2017-11-18 12:49:51
5	Pierangelo Massa	0.02 s	Python 2	2017-11-18 12:58:22
6	Jaime López	0.02 s	Python 2	2017-11-18 14:17:19
7	Spencer Davis	0.02 s	Python 2	2017-11-19 21:08:52
8	Christofer Ohlsson	0.02 s	Python 2	2017-11-19 23:10:39
9	Adriaan de Vries	0.02 s	Python 2	2017-11-21 14:47:24
10	Eoin Davey	0.02 s	Python 2	2017-11-22 00:22:29

#	User	Runtime	Language	Date
1	Alejandro Avila	0.02 s	Python 3	2017-11-18 12:29:01
2	Ludovic Médard	0.02 s	Python 3	2017-11-18 12:54:52
3	Phillip Arrieta	0.02 s	Python 3	2017-11-18 13:02:16
4	Fabio Congiu	0.02 s	Python 3	2017-11-18 14:18:08
5	Evgeniy Sharapov	0.02 s	Python 3	2017-11-18 17:18:47
6	Karoliina Oksanen	0.02 s	Python 3	2017-11-18 17:19:09
7	Jonathan Webb	0.02 s	Python 3	2017-11-18 17:38:28
8	Samuel Barbosa	0.02 s	Python 3	2017-11-18 18:27:17
9	Daniel Streeter	0.02 s	Python 3	2017-11-18 18:45:58
10	James Hamm	0.02 s	Python 3	2017-11-20 18:06:23

#	User	Runtime	Language	Date
1	Anthony Froissant	0.03 s	Ruby	2017-11-18 13:01:54
2	Hidden user	0.04 s	Ruby	2019-02-18 16:14:44
3	Sean Malloy	0.05 s	Ruby	2020-11-02 03:55:38
4	Hadi Qovaizi	0.05 s	Ruby	2021-06-28 12:12:05
5	Hidden user	0.05 s	Ruby	2022-01-18 20:26:54
6	Bjarni Haukur Bjarnason	0.05 s	Ruby	2022-01-23 02:42:06
7	Thomas Feld	0.06 s	Ruby	2023-02-02 11:59:18
8	Matzuka	0.07 s	Ruby	2025-10-25 11:14:29

#	User	Length	Language	Date
1	Danny Robinson	67	Bash	2023-09-26 05:52:27

#	User	Length	Language	Date
1	a_b__c	140	C	2021-11-27 21:23:15
2	Martin Blom	173	C	2024-02-01 11:08:40
3	Oliver Noreklev	322	C	2025-10-03 13:29:03
4	Raymond Yang	385	C	2021-06-18 22:28:50
5	Hidden user	444	C	2018-01-03 10:02:51
6	Matthew Ling	465	C	2018-01-17 04:22:14
7	Ng Wei Jie	465	C	2020-02-17 21:20:20
8	THIRUKUMARAN S	465	C	2025-09-28 07:44:19
9	Ximun Castoreo	467	C	2020-07-10 16:15:55
10	Hidden user	473	C	2019-07-09 03:55:47

#	User	Length	Language	Date
1	Gregory Sinclair	218	C#	2023-11-21 21:46:31
2	traxex	312	C#	2024-05-06 15:01:26
3	Deci Bel	432	C#	2025-08-10 11:00:04
4	Esty Crow	457	C#	2023-03-17 05:21:24
5	NIELSEN HADRINATA SUNANDAR	479	C#	2020-05-20 20:15:31
6	Sattar Imamov	484	C#	2017-11-18 15:46:16
7	Anthony Ye	519	C#	2023-03-19 18:03:47
8	Peter Bohunsky	539	C#	2017-11-18 12:20:59
9	LIEKY WIJAYA	552	C#	2020-05-24 22:12:01
10	NADIA SPERANSA LOURIN	567	C#	2020-05-22 19:31:12

#	User	Length	Language	Date
1	Ernest Ng Zi Xuan	175	C++	2022-12-06 13:46:23
2	William Gan	256	C++	2017-12-12 08:02:03
3	Suciu Darius	274	C++	2024-01-29 08:21:16
4	Catalin Meleg	279	C++	2025-02-04 08:29:08
5	Yeung Man Tsung	287	C++	2023-01-16 13:13:36
6	Hidden user	290	C++	2020-03-21 18:57:47
7	Gunnar Bjorn	290	C++	2023-01-26 11:03:12
8	Noah Weninger	292	C++	2019-01-15 04:33:45
9	Way Tan	293	C++	2020-09-28 10:39:42
10	Siddharth Adusumelli	296	C++	2021-09-08 21:15:55

#	User	Length	Language	Date
1	Hidden user	254	Common Lisp	2019-05-27 05:36:52

#	User	Length	Language	Date
1	Mikael Fangel	234	F#	2023-09-01 22:08:04
2	Frederik Greve Petersen	454	F#	2023-09-01 19:12:02
3	Leonora	525	F#	2022-03-11 17:27:37
4	Jacob Harris Cryer Kragh	553	F#	2022-09-02 22:14:08
5	Patrick Bahr	1958	F#	2021-02-23 13:10:10
6	Jesper Bengtson	1987	F#	2022-03-11 16:12:33
7	Albert Rise Nielsen	2035	F#	2022-03-11 16:51:18

#	User	Length	Language	Date
1	DIEGO SEBASTIAN JIMENEZ ARTIGA	383	Go	2025-04-26 15:51:28
2	Theo Coyne Morgan	419	Go	2019-03-27 00:22:14
3	Jack Kryger Sørensen	420	Go	2022-01-21 11:24:48
4	YiLi Ge	438	Go	2023-09-07 09:25:27
5	Evan Hollenbeck	503	Go	2017-11-18 18:38:51
6	Marcin Dudek	725	Go	2017-11-18 12:35:22
7	Marcin Dudek	725	Go	2017-11-20 08:40:53
8	Norbert Voelker	796	Go	2021-04-15 00:10:08
9	Jimmy Nejtron	971	Go	2025-01-14 09:33:41
10	Dylan	1118	Go	2025-09-16 22:47:53

#	User	Length	Language	Date
1	Joshua Coward	245	Haskell	2021-10-19 19:50:57
2	Sebastian Banert	267	Haskell	2024-06-14 21:29:13
3	Aurélien Pepin	364	Haskell	2019-08-16 19:07:19
4	Hidden user	376	Haskell	2019-08-24 12:30:11
5	Jan Hrček	389	Haskell	2020-11-01 17:26:05
6	Brent Yorgey	418	Haskell	2017-11-19 00:05:02
7	Øyvind Almli	420	Haskell	2021-09-17 12:48:37
8	Caleb Surovik	453	Haskell	2021-06-28 08:37:10
9	Anurag Hooda	476	Haskell	2020-05-30 18:27:01
10	Brian Hwang	477	Haskell	2024-03-29 00:57:02

#	User	Length	Language	Date
1	Aaron Coronado	414	Java	2022-01-21 16:13:03
2	Lim Ting Kai	418	Java	2023-05-21 19:59:45
3	Ada Clevinger	454	Java	2018-03-24 18:34:22
4	Le Heng Chieu	455	Java	2018-01-20 07:48:07
5	Doug Goodman	458	Java	2017-11-20 17:19:39
6	Lakouam Imad	468	Java	2018-09-28 22:06:25
7	Alexandre Gobeaux	474	Java	2018-08-01 09:53:31
8	Max Asknert	478	Java	2018-03-07 22:01:40
9	Seán Gallagher	482	Java	2018-07-19 17:52:01
10	Thomas Rooijakkers	496	Java	2017-11-29 13:04:11

#	User	Length	Language	Date
1	Franz Emil Eulate Chacolla	506	JavaScript (Node.js)	2020-04-20 01:50:52
2	Chris Wong	533	JavaScript (Node.js)	2021-02-09 03:34:04
3	Peter Kedemo	538	JavaScript (Node.js)	2020-01-06 00:16:53
4	Hidden user	538	JavaScript (Node.js)	2023-08-31 07:17:28
5	Howard Tin Chi Chan	568	JavaScript (Node.js)	2021-02-13 23:24:36
6	Mayra Bautista	637	JavaScript (Node.js)	2020-04-19 07:53:31
7	Ryoki Kunii	648	JavaScript (Node.js)	2020-10-09 03:16:06
8	Sander Hellesø	664	JavaScript (Node.js)	2019-04-25 02:38:58
9	Adriana Selena Tito Ilasaca	682	JavaScript (Node.js)	2020-04-17 19:33:25
10	Alvaro Mamani Limachi	703	JavaScript (Node.js)	2020-04-22 01:35:23

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	90	JavaScript (SpiderMonkey)	2023-01-14 10:27:51
2	Jimmy Gustafsson	102	JavaScript (SpiderMonkey)	2024-06-18 07:40:08
3	Evan Magill	118	JavaScript (SpiderMonkey)	2024-11-01 05:44:52
4	Ben Armstrong	160	JavaScript (SpiderMonkey)	2025-08-20 19:00:35
5	Bjørn Chr. Soltvedt	186	JavaScript (SpiderMonkey)	2017-11-19 22:02:11
6	Zach Tschetter	209	JavaScript (SpiderMonkey)	2023-04-16 18:17:29
7	Peter Menyes	231	JavaScript (SpiderMonkey)	2021-08-15 19:13:16
8	Ben-Richard Ebbesvik	281	JavaScript (SpiderMonkey)	2018-02-04 20:09:25
9	Casey Smith	295	JavaScript (SpiderMonkey)	2019-05-21 18:54:18
10	Håkan Lindahl	412	JavaScript (SpiderMonkey)	2022-06-17 13:25:08

#	User	Length	Language	Date
1	Danny Robinson	85	Julia	2023-09-26 05:44:52
2	Timothy Gaede	760	Julia	2024-03-27 11:22:41

#	User	Length	Language	Date
1	Troy Warmboe	301	Kotlin	2020-02-11 18:53:37
2	Einar Kjellback	377	Kotlin	2019-12-12 08:31:10
3	Marit van Dijk	452	Kotlin	2021-09-14 13:35:21
4	Sergey Jakobsen	647	Kotlin	2021-06-04 19:22:25
5	Adam Rankin	810	Kotlin	2023-04-25 20:29:32
6	Neil Harmon	840	Kotlin	2019-04-29 15:31:04
7	Przemysław Curzytek	1930	Kotlin	2017-11-19 04:08:55
8	Przemyslaw Curzytek	1951	Kotlin	2017-11-18 17:21:48

#	User	Length	Language	Date
1	Hidden user	719	Odin	2025-05-08 21:25:33

#	User	Length	Language	Date
1	Vova Podkorytov	496	Pascal	2018-03-13 19:23:40
2	Ingemar Ragnemalm	755	Pascal	2019-04-03 08:21:15
3	David Connolly	857	Pascal	2022-04-19 11:44:36

#	User	Length	Language	Date
1	Connor Billings	278	PHP	2020-07-14 01:39:08
2	Renate	335	PHP	2021-06-17 22:03:51
3	Andre Wahyudi	522	PHP	2023-03-17 04:55:17
4	Raducu Mirescu	754	PHP	2019-03-12 14:26:25
5	Muhammad Asyraf bin Akop	1232	PHP	2022-05-12 10:02:30

#	User	Length	Language	Date
1	Hakan Kjellerstrand	270	Prolog	2023-02-13 18:13:35
2	Andriy Zyevakov	282	Prolog	2018-11-18 09:30:07

#	User	Length	Language	Date
1	Eoin Davey	112	Python 2	2017-11-22 00:22:29
2	Andrei Stoica	112	Python 2	2019-05-16 23:26:56
3	Thomas Feld	122	Python 2	2019-09-03 10:18:41
4	Fuad Mohammed	122	Python 2	2019-11-15 15:59:34
5	Måns Magnusson	138	Python 2	2018-07-04 22:53:50
6	Andreas Björklund	144	Python 2	2019-10-14 20:17:50
7	Adriaan de Vries	145	Python 2	2017-11-21 14:47:24
8	Hidden user	160	Python 2	2018-12-11 03:34:45
9	Johan Lyts	165	Python 2	2019-07-16 21:10:38
10	Greg Hamerly	172	Python 2	2017-11-18 12:43:15

#	User	Length	Language	Date
1	Clement Oh	75	Python 3	2023-05-22 12:22:21
2	Kevin Gomez	77	Python 3	2024-11-24 06:51:45
3	Daniel Bogorad	78	Python 3	2025-10-25 19:56:49
4	Hidden user	79	Python 3	2025-09-23 12:09:57
5	Peter Seely	80	Python 3	2024-02-16 09:42:56
6	Malo	80	Python 3	2024-07-01 09:43:57
7	Björn Thor Stefánsson	81	Python 3	2024-01-19 16:26:20
8	Eduardo Vicente Petry	82	Python 3	2023-02-10 19:23:08
9	Bjørn Dons	87	Python 3	2018-10-06 21:41:09
10	Ahmed Chamseddine	87	Python 3	2024-07-05 10:09:50

#	User	Length	Language	Date
1	Thomas Feld	59	Ruby	2023-02-02 12:02:04
2	Matzuka	129	Ruby	2025-10-25 11:14:29
3	Hidden user	158	Ruby	2019-02-18 16:14:44
4	Sean Malloy	172	Ruby	2020-11-02 03:55:38
5	Hidden user	179	Ruby	2022-01-18 20:26:54
6	Bjarni Haukur Bjarnason	211	Ruby	2022-01-23 02:42:06
7	Anthony Froissant	284	Ruby	2017-11-18 13:01:54
8	Hadi Qovaizi	708	Ruby	2021-06-28 12:12:05

#	User	Length	Language	Date
1	Vincent Lagerros	243	Rust	2024-10-04 00:01:15
2	David Zacek	439	Rust	2021-05-27 16:53:47
3	Emil Dichmann	495	Rust	2025-08-27 17:58:47
4	Þorvaldur Tumi Baldursson	601	Rust	2023-01-25 21:14:24
5	Nathaniel Risum	604	Rust	2025-05-26 16:50:19
6	Kok Dith	620	Rust	2021-08-06 17:23:05
7	Fredrik Eriksson	634	Rust	2025-06-25 14:42:35
8	Bas Dirks	640	Rust	2022-01-02 11:09:22
9	Valdemar Friis	664	Rust	2023-09-04 16:30:23
10	Freek van Keulen	708	Rust	2021-07-19 10:36:14

Solution running time distribution