Problem M
A Terrible Fortress — Problem Statistics

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Submissions	1029
Accepted submissions	639
Submission ratio	62.10%
Authors	601
Accepted authors	593
Author ratio	98.67%

#	User	Runtime	Language	Date
1	Matzuka	0.12 s	APL	2025-04-27 10:18:58

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2025-04-25 03:51:06
2	Frans Meulenbroeks	0.01 s	Bash	2025-05-06 21:45:37
3	Chenzhang Hu	0.02 s	Bash	2025-04-24 16:30:12

#	User	Runtime	Language	Date
1	Nicholas Hood	0.04 s	C#	2025-04-30 02:23:18
2	Mark Meysenburg	0.04 s	C#	2025-05-09 17:31:59
3	Anna Eklund	0.04 s	C#	2025-05-11 22:16:30
4	Nicolas Tabora	0.04 s	C#	2025-05-12 19:30:04
5	Leonardo Andrade	0.04 s	C#	2025-05-22 16:03:07
6	Matias Córdova	0.04 s	C#	2025-05-28 00:16:53
7	Julio Cesar	0.04 s	C#	2025-05-29 05:07:43
8	Deci Bel	0.05 s	C#	2025-04-25 14:43:43
9	Jan Matthiessen	0.05 s	C#	2025-05-29 19:14:49

#	User	Runtime	Language	Date
1	yraten	0.04 s	Common Lisp	2025-04-28 14:22:24

#	User	Runtime	Language	Date
1	Norbert Voelker	0.00 s	Go	2025-05-17 19:56:07

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2025-04-25 14:38:00
2	Hidden user	0.01 s	Haskell	2025-04-24 09:56:20
3	Brent Yorgey	0.01 s	Haskell	2025-04-25 23:42:09
4	Timur Khazhiev	0.01 s	Haskell	2025-04-29 12:28:45
5	Adam Yaser Sweilem	0.01 s	Haskell	2025-05-02 18:37:42
6	Herdi Saleh	0.01 s	Haskell	2025-05-02 22:22:57

#	User	Runtime	Language	Date
1	Mark Meysenburg	0.04 s	Java	2025-05-09 17:25:28
2	Guangyi Zhou	0.04 s	Java	2025-05-11 03:06:49
3	Kshitij Agarwal	0.04 s	Java	2025-05-12 01:19:13
4	Tobias Holm	0.05 s	Java	2025-05-02 18:32:35
5	Narmadha	0.12 s	Java	2025-04-25 12:27:11
6	Hidden user	0.12 s	Java	2025-04-26 13:13:10
7	HARINI R	0.12 s	Java	2025-04-27 15:02:34
8	Oliver_louie	0.12 s	Java	2025-04-29 06:48:22
9	Lane Braus	0.12 s	Java	2025-05-01 05:59:23
10	Katja Milvang-Jensen	0.12 s	Java	2025-05-02 17:14:38

#	User	Runtime	Language	Date
1	Aji Sulistyo Nugroho	0.05 s	JavaScript (Node.js)	2025-05-07 08:45:28

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2025-04-24 18:01:35
2	Christian Cederquist	0.02 s	JavaScript (SpiderMonkey)	2025-04-30 07:01:41
3	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2025-05-13 22:31:52

#	User	Runtime	Language	Date
1	Timothy Gaede	0.47 s	Julia	2025-04-24 04:12:48

#	User	Runtime	Language	Date
1	Hamdanil Rasyid	0.21 s	Kotlin	2025-05-03 16:57:23

#	User	Runtime	Language	Date
1	Shinji Koshida	0.00 s	Lua	2025-04-30 20:35:46
2	Hidden user	0.00 s	Lua	2025-05-12 20:10:58

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.13 s	Octave	2025-04-24 17:03:28

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-04-27 05:22:55

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2025-05-18 19:52:33

#	User	Runtime	Language	Date
1	Edwin Santiago Amezquita Saganome	0.08 s	Python 2	2025-04-27 18:28:57

#	User	Runtime	Language	Date
1	Oliver Kotter	0.04 s	Python 3	2025-04-22 18:50:22
2	Aaron Ochakovsky	0.04 s	Python 3	2025-04-22 19:43:10
3	Nicholas Russell Saerang	0.04 s	Python 3	2025-04-24 02:52:37
4	Ilie	0.04 s	Python 3	2025-04-24 04:55:20
5	Simen Sørensen	0.04 s	Python 3	2025-04-25 01:06:16
6	Rebecca Jackson	0.04 s	Python 3	2025-04-25 19:36:35
7	Sander Oppen	0.04 s	Python 3	2025-04-25 21:54:38
8	Ole Vik Lysne	0.04 s	Python 3	2025-04-26 00:04:10
9	Guotao Ma	0.04 s	Python 3	2025-04-27 01:18:26
10	Farzam Abrishami	0.04 s	Python 3	2025-04-27 02:35:46

#	User	Runtime	Language	Date
1	Russell Ng	0.06 s	Ruby	2025-05-12 14:34:00

#	User	Length	Language	Date
1	Matzuka	35	APL	2025-04-27 10:18:58

#	User	Length	Language	Date
1	Chenzhang Hu	5	Bash	2025-04-24 16:30:12
2	Danny Robinson	29	Bash	2025-04-25 03:51:06
3	Frans Meulenbroeks	36	Bash	2025-05-06 21:50:38

#	User	Length	Language	Date
1	Jonatan Altebro	108	C	2025-04-28 11:08:44
2	HARIPRASATH S	152	C	2025-05-05 16:02:22
3	MYLAMBIGAI G	160	C	2025-04-30 06:27:35
4	Mason Anderson	167	C	2025-05-20 22:01:29
5	KEERTHIRAJ G	169	C	2025-05-09 16:06:16
6	Hidden user	170	C	2025-04-30 11:41:09
7	SUBASHINI P R	171	C	2025-04-26 18:46:31
8	KAVIYA C	171	C	2025-05-06 18:00:31
9	Ankam Vinuthna	171	C	2025-05-11 09:26:05
10	RIZWAAN I	178	C	2025-04-28 07:40:22

#	User	Length	Language	Date
1	Deci Bel	168	C#	2025-04-25 14:43:43
2	Mark Meysenburg	183	C#	2025-05-09 17:31:59
3	Jan Matthiessen	211	C#	2025-05-29 19:14:49
4	Nicolas Tabora	320	C#	2025-05-12 19:30:04
5	Anna Eklund	336	C#	2025-05-11 22:16:30
6	Leonardo Andrade	407	C#	2025-05-22 16:03:07
7	Julio Cesar	447	C#	2025-05-29 05:07:43
8	Nicholas Hood	498	C#	2025-04-30 02:23:18
9	Matias Córdova	568	C#	2025-05-28 00:16:53

#	User	Length	Language	Date
1	Sarji Elijah See Bona	128	C++	2025-05-01 09:57:57
2	Malte Nilsson	151	C++	2025-05-03 15:29:24
3	Jesús Pacheco Alonso	152	C++	2025-04-25 23:55:45
4	Ernest Ng Zi Xuan	158	C++	2025-04-25 05:08:15
5	Jasmine	163	C++	2025-05-27 21:38:37
6	Kerk Tai Heng	165	C++	2025-05-26 09:27:39
7	Ralf Merhof	167	C++	2025-04-24 17:15:57
8	Yutong Wang	171	C++	2025-04-29 20:51:19
9	Jacob Pfeifer	173	C++	2025-05-07 14:35:25
10	Chairunnisa Tsabitah	175	C++	2025-05-16 12:28:42

#	User	Length	Language	Date
1	yraten	120	Common Lisp	2025-04-28 14:22:24

#	User	Length	Language	Date
1	Norbert Voelker	349	Go	2025-05-17 19:56:07

#	User	Length	Language	Date
1	Herdi Saleh	43	Haskell	2025-05-02 22:22:57
2	Timur Khazhiev	105	Haskell	2025-04-29 12:28:45
3	Adam Yaser Sweilem	105	Haskell	2025-05-02 18:37:42
4	Hidden user	140	Haskell	2025-04-24 09:56:20
5	Brent Yorgey	186	Haskell	2025-04-25 23:42:09
6	Steinar Simonnes	370	Haskell	2025-04-25 14:38:00

#	User	Length	Language	Date
1	Lawry Sorenson	265	Java	2025-04-24 02:06:03
2	PAVISH V	273	Java	2025-05-06 02:51:44
3	Lane Braus	291	Java	2025-05-01 05:59:23
4	wyatt wilson	292	Java	2025-05-27 22:29:49
5	HARINI R	293	Java	2025-04-27 15:02:34
6	Hidden user	294	Java	2025-04-27 18:45:16
7	Hidden user	295	Java	2025-04-26 13:13:10
8	James Holder	303	Java	2025-04-22 19:43:20
9	Hidden user	305	Java	2025-04-27 16:29:53
10	KAVINKUMAR A R	308	Java	2025-04-27 12:55:38

#	User	Length	Language	Date
1	Aji Sulistyo Nugroho	462	JavaScript (Node.js)	2025-05-07 08:45:28

#	User	Length	Language	Date
1	Jimmy Gustafsson	49	JavaScript (SpiderMonkey)	2025-05-13 22:31:52
2	Bjørn Chr. Soltvedt	57	JavaScript (SpiderMonkey)	2025-04-24 18:03:03
3	Christian Cederquist	83	JavaScript (SpiderMonkey)	2025-04-30 07:01:41

#	User	Length	Language	Date
1	Timothy Gaede	182	Julia	2025-04-24 04:12:48

#	User	Length	Language	Date
1	Hamdanil Rasyid	121	Kotlin	2025-05-03 16:57:23

#	User	Length	Language	Date
1	Hidden user	94	Lua	2025-05-12 20:10:58
2	Shinji Koshida	119	Lua	2025-04-30 20:35:46

#	User	Length	Language	Date
1	Sven Rönnbäck	242	Octave	2025-04-24 17:03:28

#	User	Length	Language	Date
1	Hidden user	280	Odin	2025-04-27 05:22:55

#	User	Length	Language	Date
1	Ingemar Ragnemalm	192	Pascal	2025-05-18 19:52:33

#	User	Length	Language	Date
1	Edwin Santiago Amezquita Saganome	205	Python 2	2025-04-27 18:28:57

#	User	Length	Language	Date
1	Nicholas Russell Saerang	35	Python 3	2025-04-24 02:52:37
2	Sander Oppen	35	Python 3	2025-04-25 21:54:38
3	Farzam Abrishami	35	Python 3	2025-04-27 02:36:16
4	Guk Yi Siong	35	Python 3	2025-04-27 10:49:15
5	Noah Hessen Bjerke	35	Python 3	2025-04-27 12:24:56
6	Kevin Gomez	35	Python 3	2025-05-17 05:50:53
7	Lawry Sorenson	48	Python 3	2025-04-24 02:07:06
8	Ole Vik Lysne	48	Python 3	2025-04-25 23:58:50
9	Gunnsteinn Þór Ólason	48	Python 3	2025-05-02 15:24:04
10	Shashank Bhatt	50	Python 3	2025-05-01 21:36:12

#	User	Length	Language	Date
1	Russell Ng	22	Ruby	2025-05-12 14:36:28

#	User	Length	Language	Date
1	Noah Yorgey	166	Rust	2025-05-02 18:59:20
2	Artur Khuziakhmetov	167	Rust	2025-04-28 10:45:32
3	Vincent Lagerros	174	Rust	2025-04-24 17:07:34
4	Florian ten Napel	254	Rust	2025-05-14 14:30:27
5	Nathaniel Risum	301	Rust	2025-05-23 12:32:54
6	Pankajkumar Patro	337	Rust	2025-04-24 13:54:14
7	Isak Jägberg	341	Rust	2025-05-01 20:34:31
8	Herdi Saleh	342	Rust	2025-05-02 22:10:26
9	Lok W (Wouter)	466	Rust	2025-05-14 21:06:02
10	Binay	928	Rust	2025-05-12 10:11:58

Solution running time distribution