Problem A
Fire — Problem Statistics

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Submissions	4887
Accepted submissions	1437
Submission ratio	29.40%
Authors	1133
Full solves [?]	931
Full solve Ratio	82.17%

#	User	Runtime	Language	Date
1	Anton Siderud	0.03 s	C	2020-01-11 22:26:01
2	Hidden user	0.03 s	C	2024-10-12 23:15:16
3	Marcus Blücher	0.04 s	C	2020-01-12 17:31:36
4	Ioannis Br	0.05 s	C	2020-01-17 00:58:06
5	Ivan Petrov	0.06 s	C	2019-07-22 10:13:12
6	Jesper Öqvist	0.07 s	C	2018-03-27 08:11:37
7	Bergur Snorrason	0.11 s	C	2019-02-25 21:18:59
8	Xiaochi Wang	0.11 s	C	2022-08-03 12:30:13

#	User	Runtime	Language	Date
1	Ahmad Barhamje	0.17 s	C#	2022-11-26 16:46:52
2	Bas te Kolste	0.20 s	C#	2015-07-30 14:52:59
3	wsepom	0.28 s	C#	2021-06-28 18:43:37
4	Lars Bysheim	0.33 s	C#	2023-02-05 14:31:20
5	Hallvard Braaten	0.81 s	C#	2017-03-24 19:57:33

#	User	Runtime	Language	Date
1	Willian Wang	0.02 s	C++	2017-08-19 03:02:07
2	Gertjan Kloosterman	0.02 s	C++	2018-06-17 11:54:16
3	Mohamedreda Glioula	0.02 s	C++	2019-02-15 22:04:11
4	Tautvydas Jasiūnas	0.02 s	C++	2021-04-12 13:32:43
5	IMANOL BRAYAN MOSCOSO APAZA	0.02 s	C++	2021-12-25 02:54:36
6	Evan Rose	0.02 s	C++	2023-04-18 18:07:28
7	Mihai Damaschin	0.03 s	C++	2012-11-07 17:52:04
8	Bowen Yu	0.03 s	C++	2015-03-21 20:07:01
9	Jón Steinn Elíasson	0.03 s	C++	2017-06-24 17:00:36
10	Klas af Geijerstam	0.03 s	C++	2017-09-28 20:26:32

#	User	Runtime	Language	Date
1	Hidden user	0.55 s	Common Lisp	2019-07-16 07:49:18

#	User	Runtime	Language	Date
1	José Vander Meulen	0.23 s	Java	2018-11-14 23:11:54
2	Liam Keliher	0.24 s	Java	2017-10-03 20:28:08
3	Hidden user	0.28 s	Java	2014-02-17 19:47:20
4	Adeline Duterre	0.28 s	Java	2018-12-19 13:58:17
5	Trykozko Tomasz	0.29 s	Java	2018-11-17 20:42:53
6	Ozturk Ekrem	0.29 s	Java	2018-11-21 12:12:43
7	Ryan Kelsey	0.34 s	Java	2015-03-21 20:30:07
8	Emílio Weba	0.34 s	Java	2016-04-26 01:35:12
9	Hidden user	0.34 s	Java	2016-11-20 18:59:16
10	Josenildo Silva	0.34 s	Java	2017-05-12 03:02:03

#	User	Runtime	Language	Date
1	José Lucas	1.04 s	JavaScript (Node.js)	2019-11-27 23:09:23
2	Peter Kedemo	1.06 s	JavaScript (Node.js)	2020-01-03 14:56:04

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.53 s	JavaScript (SpiderMonkey)	2018-06-23 07:53:03
2	Zach Tschetter	1.66 s	JavaScript (SpiderMonkey)	2023-07-05 19:43:39
3	Christian Pilegaard Cederquist	1.87 s	JavaScript (SpiderMonkey)	2023-07-05 17:39:17

#	User	Runtime	Language	Date
1	poppyer	1.10 s	Kotlin	2022-08-08 02:38:35
2	Adrian Wireklint	1.48 s	Kotlin	2022-01-08 16:02:59
3	Phường Lên	1.75 s	Kotlin	2020-08-20 04:15:57
4	Jacob Huebner	1.95 s	Kotlin	2020-03-20 22:16:05

#	User	Runtime	Language	Date
1	Victor Santos	2.00 s	PHP	2025-02-03 12:54:48

#	User	Runtime	Language	Date
1	Alexander Mønnike Hansen	0.33 s	Python 2	2019-10-06 22:06:53
2	Frank Andersen	0.40 s	Python 2	2019-11-03 22:19:36
3	Tim Loyen	0.42 s	Python 2	2016-11-16 16:38:18
4	Patrik Lilja	0.45 s	Python 2	2015-05-20 22:27:30
5	Andreas Björklund	0.48 s	Python 2	2019-04-14 18:04:28
6	Jonatan Nilsson	0.49 s	Python 2	2019-05-16 20:32:13
7	Louise Westin	0.51 s	Python 2	2019-05-16 20:44:48
8	Linus Karlsson	0.56 s	Python 2	2018-03-27 21:04:03
9	Maj Stenmark	0.57 s	Python 2	2018-03-27 21:40:54
10	Oskar Haarklou Veileborg	0.57 s	Python 2	2019-12-23 12:19:18

#	User	Runtime	Language	Date
1	Kadriye Yildiz	0.32 s	Python 3	2024-08-23 22:35:10
2	Christian Lebeda	0.35 s	Python 3	2022-09-13 16:23:56
3	Luke Liu	0.35 s	Python 3	2023-10-13 01:41:53
4	crapcode	0.36 s	Python 3	2022-05-01 17:26:42
5	Endre Jørgensen	0.36 s	Python 3	2025-02-08 11:15:17
6	Rahat Alam	0.36 s	Python 3	2025-05-04 08:08:59
7	Neo blash	0.38 s	Python 3	2025-03-26 23:09:16
8	Hidden user	0.39 s	Python 3	2023-04-28 08:25:10
9	Wernher To	0.39 s	Python 3	2025-01-31 17:27:42
10	UTM CS AI	0.40 s	Python 3	2024-10-02 20:18:42

#	User	Runtime	Language	Date
1	Donald Dong	3.20 s	Ruby	2021-02-28 18:46:02

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.02 s	Rust	2024-06-04 23:50:31
2	Magnus Jacobsen	0.06 s	Rust	2019-10-06 22:50:52
3	Rolf Martin Glomsrud	0.09 s	Rust	2023-02-01 15:12:32
4	Jan Inge Sande	0.28 s	Rust	2025-01-29 18:44:18
5	Kristian Elde Johansen	0.35 s	Rust	2025-02-04 16:11:54
6	Daniel Liland	0.51 s	Rust	2023-01-30 16:43:37
7	Tarjei Landøy	0.53 s	Rust	2025-01-22 15:54:36

#	User	Length	Language	Date
1	Xiaochi Wang	2083	C	2022-08-03 12:30:13
2	Hidden user	2917	C	2024-10-12 23:15:16
3	Anton Siderud	3056	C	2020-03-28 19:26:04
4	Marcus Blücher	3508	C	2020-01-14 16:56:08
5	Bergur Snorrason	3955	C	2019-02-25 21:18:59
6	Ivan Petrov	4248	C	2019-07-22 10:13:12
7	Jesper Öqvist	5232	C	2018-03-27 08:11:37
8	Ioannis Br	5513	C	2020-01-17 00:58:06

#	User	Length	Language	Date
1	Ahmad Barhamje	2748	C#	2022-11-26 16:46:52
2	Bas te Kolste	3316	C#	2015-07-30 14:52:59
3	Hallvard Braaten	4215	C#	2017-03-24 19:57:33
4	Lars Bysheim	4993	C#	2023-02-05 14:31:20
5	wsepom	5320	C#	2021-06-28 18:43:37

#	User	Length	Language	Date
1	Asbjørn Lind	1183	C++	2024-12-25 20:44:59
2	Wen Li Looi	1216	C++	2015-03-21 19:50:57
3	bekarhunmain	1289	C++	2024-08-04 09:14:53
4	Juan Pedro Ribeiro Hora	1290	C++	2024-07-16 22:02:48
5	alef	1323	C++	2023-07-06 20:59:20
6	Mihai Damaschin	1340	C++	2012-11-07 17:52:04
7	Jiang Yue	1379	C++	2018-01-29 05:44:09
8	Mugeon Kim	1380	C++	2024-06-10 08:31:28
9	Luciano Arnaldo Romero Calla	1386	C++	2024-09-13 00:01:12
10	Vinicius de Sa Ferreira	1409	C++	2024-07-30 23:27:45

#	User	Length	Language	Date
1	Hidden user	3366	Common Lisp	2019-07-16 07:01:34

#	User	Length	Language	Date
1	Zachary Hancock	1663	Java	2015-03-28 06:39:33
2	Stephen Royal	1919	Java	2015-03-21 21:02:06
3	Hidden user	1939	Java	2023-04-12 10:54:06
4	Doug Goodman	1965	Java	2017-11-22 22:35:04
5	Gabriel Pita	1989	Java	2015-03-21 18:39:37
6	Josenildo Silva	2055	Java	2017-05-12 03:02:03
7	Cormac McCarthy	2124	Java	2015-03-21 19:21:48
8	Yuuki Sawanoi	2185	Java	2023-07-22 11:42:57
9	Stela Palii	2306	Java	2018-01-05 21:47:35
10	Malte Larsson	2312	Java	2018-03-28 22:37:23

#	User	Length	Language	Date
1	Peter Kedemo	3472	JavaScript (Node.js)	2020-01-03 14:56:04
2	José Lucas	4512	JavaScript (Node.js)	2019-11-27 23:09:23

#	User	Length	Language	Date
1	Zach Tschetter	881	JavaScript (SpiderMonkey)	2023-07-05 19:43:39
2	Bjørn Chr. Soltvedt	1497	JavaScript (SpiderMonkey)	2016-12-01 17:53:31
3	Christian Pilegaard Cederquist	2491	JavaScript (SpiderMonkey)	2023-07-05 17:39:17

#	User	Length	Language	Date
1	Adrian Wireklint	1902	Kotlin	2022-01-08 16:02:59
2	poppyer	2126	Kotlin	2022-08-08 02:38:35
3	Phường Lên	3287	Kotlin	2020-08-20 04:15:57
4	Jacob Huebner	3686	Kotlin	2020-03-20 22:16:05

#	User	Length	Language	Date
1	Victor Santos	4029	PHP	2025-02-03 12:54:48

#	User	Length	Language	Date
1	Andreas Björklund	892	Python 2	2019-04-14 18:04:28
2	Thomas Feld	910	Python 2	2020-07-24 13:41:21
3	Oskar Haarklou Veileborg	973	Python 2	2019-12-23 12:19:18
4	Patrik Lilja	1335	Python 2	2015-05-20 22:27:30
5	Oskar Larsson	1518	Python 2	2019-04-09 21:23:20
6	Jacob Gummesson Atroshi	1629	Python 2	2019-04-13 12:41:06
7	Christofer Ohlsson	1699	Python 2	2016-12-27 22:14:48
8	Jonatan Nilsson	1738	Python 2	2018-03-27 16:19:18
9	Oscar Persson	1751	Python 2	2018-03-22 10:26:42
10	Emil Manelius	1847	Python 2	2018-03-18 17:20:05

#	User	Length	Language	Date
1	Yong Mao	1104	Python 3	2023-09-21 03:34:52
2	Blake Herrera	1107	Python 3	2022-11-20 03:18:45
3	alexandre dewilde	1120	Python 3	2023-08-03 09:42:21
4	Alexis Englebert	1164	Python 3	2023-08-02 16:28:52
5	Sander Oppen	1230	Python 3	2024-10-23 23:45:39
6	Robert Nix	1310	Python 3	2019-09-27 05:53:00
7	Sigurd Blakkestad	1342	Python 3	2023-02-15 16:23:14
8	Alexander	1355	Python 3	2018-03-18 15:25:24
9	Zhijie Xia	1373	Python 3	2024-03-15 23:56:41
10	Reiden Ong	1377	Python 3	2024-05-09 12:29:49

#	User	Length	Language	Date
1	Donald Dong	1163	Ruby	2021-02-28 18:46:02

#	User	Length	Language	Date
1	Kristian Elde Johansen	4328	Rust	2025-02-04 16:11:54
2	Tarjei Landøy	4716	Rust	2025-01-22 15:54:36
3	Magnus Jacobsen	5305	Rust	2019-10-06 20:41:23
4	Rolf Martin Glomsrud	5364	Rust	2023-02-01 14:16:36
5	Daniel Liland	6473	Rust	2023-01-30 16:56:44
6	Vincent Lagerros	6800	Rust	2024-06-04 23:50:31
7	Jan Inge Sande	7002	Rust	2025-01-29 18:44:18

Solution running time distribution