Problem A
The Dragon of Loowater

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Problem statistics

Submissions	6699
Accepted submissions	2115
Submission ratio	31.57%
Authors	1928
Accepted authors	1619
Author ratio	83.97%

#	User	Runtime	Date
1	Bergur Snorrason	0.01 s	2018-10-27 17:21:25
2	Eyleifur Bjarkason	0.01 s	2019-01-20 15:54:53
3	Filip Hovorka	0.02 s	2020-10-31 00:45:13
4	Đào Thanh Duy	0.03 s	2016-03-07 17:26:22
5	Nguyễn Hoàng	0.03 s	2016-03-08 13:49:15
6	Nhật Anh Võ Nguyễn	0.03 s	2016-03-08 14:18:58
7	Rick May	0.03 s	2017-02-22 22:41:55
8	Ole-Magnus Pedersen	0.03 s	2017-10-06 17:39:34
9	Olav Røthe Bakken	0.03 s	2017-11-10 18:25:33
10	Bokor	0.03 s	2018-05-02 00:29:55

#	User	Runtime	Date
1	William Campregher	0.07 s	2023-10-27 22:50:39
2	Hidden user	0.07 s	2023-10-29 23:16:36
3	Samuel Christensen	0.07 s	2023-10-30 00:46:48
4	Hidden user	0.07 s	2023-10-30 18:46:50
5	Trevor Williams	0.07 s	2023-10-30 20:36:08
6	Hidden user	0.07 s	2023-10-30 23:40:03
7	Hidden user	0.07 s	2023-11-01 01:09:36
8	William	0.07 s	2023-11-01 05:37:30
9	Jaden Rosoff	0.07 s	2023-11-01 20:34:11
10	Zack Freeman	0.07 s	2023-11-02 01:41:16

#	User	Runtime	Date
1	Agis Daniels	0.01 s	2020-02-16 21:20:35
2	Scott MacIntosh	0.01 s	2020-05-23 00:24:57
3	Filip Hovorka	0.01 s	2021-10-18 21:18:43
4	Hidden user	0.02 s	2015-09-27 12:03:34
5	Hidden user	0.02 s	2017-06-14 09:37:15
6	traxex	0.02 s	2018-04-16 09:34:09
7	Sergio Vieri	0.02 s	2018-05-10 11:14:32
8	Garðar Ingvarsson	0.02 s	2019-01-25 01:29:55
9	Ian DeHaan	0.02 s	2020-01-10 23:20:03
10	Yao Wang	0.02 s	2020-01-29 03:27:50

#	User	Runtime	Date
1	Krzysztof Gibuła	0.07 s	2021-05-29 13:53:26
2	Norbert Voelker	0.12 s	2021-09-10 19:46:13
3	Hidden user	0.18 s	2019-10-03 18:17:25
4	Matt Steen	0.18 s	2020-11-09 16:18:46
5	Hidden user	0.27 s	2021-06-27 12:09:45
6	Muhammad Habib Fikri Sundayana	0.32 s	2019-07-13 18:06:33
7	Fikri Sundayana	0.32 s	2019-07-13 18:07:21

#	User	Runtime	Date
1	Steinar Simonnes	0.32 s	2024-03-27 12:46:34
2	Brent Yorgey	0.43 s	2018-10-15 16:42:50
3	Mattias Aronsson Adler	0.62 s	2018-07-24 05:52:39
4	Zach Tschetter	0.63 s	2019-04-09 22:48:13
5	Tim Put	0.63 s	2020-01-10 23:38:13
6	Hidden user	0.65 s	2015-02-17 08:38:16
7	Mark Lekkerkerker	0.65 s	2020-07-07 17:20:29
8	Fran Cruz Zamorano	0.66 s	2018-08-31 21:11:28
9	Bjarki Baldursson Harksen	0.66 s	2021-01-27 11:52:39
10	Olle Eriksson	0.69 s	2018-09-30 22:01:17

#	User	Runtime	Date
1	Sven Rönnbäck	0.12 s	2024-04-05 19:16:07
2	Sam Tan	0.15 s	2015-12-10 02:55:06
3	Ian Leow	0.15 s	2015-12-12 17:56:55
4	Charlie Zheng	0.15 s	2018-10-25 03:22:02
5	Ahmad Barhamje	0.17 s	2018-09-23 04:50:03
6	Aurélien Pepin	0.18 s	2020-04-04 14:19:27
7	Paul Boddington	0.20 s	2016-05-04 02:38:36
8	Thomas King	0.20 s	2020-08-04 00:04:22
9	Azael Zamora	0.20 s	2020-10-12 11:13:00
10	Lars Corbijn	0.20 s	2021-10-31 20:09:53

#	User	Runtime	Date
1	Kjartan Óli Ágústsson	0.22 s	2019-03-01 11:18:34
2	William Jackson	0.22 s	2019-03-11 16:02:20
3	Samúel Hafsteinsson	0.39 s	2019-02-14 10:39:30
4	Robert Williams	0.61 s	2019-09-28 20:02:05

#	User	Runtime	Date
1	Christian Cederquist	0.11 s	2023-05-23 11:53:11
2	Bjørn Chr. Soltvedt	0.12 s	2016-02-12 20:31:32
3	Peter Kedemo	0.81 s	2016-02-20 22:53:47

#	User	Runtime	Date
1	Jason Clarke	0.78 s	2024-02-25 13:59:36

#	User	Runtime	Date
1	Juan Miguel Vilar	0.51 s	2020-12-05 17:20:16
2	André Dyrstad	0.64 s	2020-08-18 13:27:33
3	Hidden user	0.78 s	2017-12-01 10:24:37
4	Adam Rankin	0.81 s	2023-05-10 04:21:04
5	Phường Lên	0.85 s	2019-11-29 01:20:52
6	Navya Zaveri	0.94 s	2019-12-12 18:23:04

#	User	Runtime	Date
1	Pamidimarri Reshwanth	0.04 s	2020-08-23 16:07:03

#	User	Runtime	Date
1	Matthew Lutze	0.09 s	2020-08-03 23:07:40

#	User	Runtime	Date
1	Jeff Cashion	0.10 s	2018-04-27 21:12:12

#	User	Runtime	Date
1	Andreas Serra	0.08 s	2014-01-11 22:50:23
2	Justin Su	0.08 s	2017-09-26 01:29:32
3	Colin Powell	0.08 s	2018-02-01 02:15:21
4	Cian Ruane	0.08 s	2018-04-23 13:38:39
5	Hermon Mulat	0.08 s	2018-12-05 22:07:04
6	Martin Jackson	0.09 s	2016-08-02 03:58:51
7	Jessica Fang	0.09 s	2017-04-27 06:42:12
8	Joshua Klassen	0.09 s	2018-09-26 21:23:41
9	Hidden user	0.09 s	2018-09-29 20:04:11
10	Elvar Árni Bjarnason	0.09 s	2019-03-29 23:35:16

#	User	Runtime	Date
1	Hidden user	0.11 s	2019-09-30 23:33:29
2	Yi-Min Seah	0.11 s	2021-11-04 02:26:44
3	Hilmir Þór Sifjarson Petersen	0.11 s	2022-05-02 15:04:09
4	Isaac Wolters	0.11 s	2022-06-13 18:43:36
5	crapcode	0.11 s	2022-06-29 09:43:32
6	Nicolaj Valsted	0.11 s	2022-09-20 16:13:22
7	Turin Briggs	0.11 s	2023-11-01 07:04:51
8	Christopher Marston	0.11 s	2023-11-02 18:59:44
9	Raymond Christopher	0.11 s	2023-12-11 04:38:41
10	w dan	0.11 s	2024-02-21 00:43:59

#	User	Runtime	Date
1	Oleg Smelov	0.14 s	2019-02-21 19:34:16
2	Hidden user	0.14 s	2019-09-30 21:40:42
3	Guthyerri Alexandrino B.	0.17 s	2024-03-12 01:15:37
4	Hidden user	0.20 s	2023-11-02 06:58:01
5	Macdara mac an tSionnaigh	0.33 s	2019-09-30 22:29:42

#	User	Runtime	Date
1	Artur Khuziakhmetov	0.01 s	2022-07-23 11:09:58
2	Sinjin	0.02 s	2023-11-01 20:34:46
3	William Dallin Burton	0.02 s	2023-11-04 20:02:11
4	Bas Dirks	0.03 s	2024-01-25 07:42:35
5	Muhammad Rais Fathin Mudzakir	0.04 s	2021-05-13 08:36:40
6	Aaron Lengyel	0.04 s	2022-10-05 01:29:01
7	Valdimar Örn	0.04 s	2023-01-30 10:26:20
8	David Rasch	0.47 s	2020-10-06 13:46:29

#	User	Length	Date
1	Hidden user	796	2023-01-08 20:43:25
2	Rick May	806	2017-02-22 22:41:55
3	BossMétalique	970	2023-11-22 16:27:43
4	Hidden user	984	2020-10-01 06:42:05
5	Jón Steinn Elíasson	1007	2020-05-14 23:02:07
6	Enoch Puno	1007	2020-08-03 13:02:51
7	King Vashi IV	1007	2020-12-03 19:38:25
8	Ryan Yao	1007	2020-12-13 09:42:44
9	Hidden user	1007	2020-12-14 16:27:09
10	14 Hariharan Thiagarajan K	1007	2022-05-16 15:11:53

#	User	Length	Date
1	Aaron Kendell	1187	2023-11-02 17:53:55
2	Trevor Thomas Tresner	1231	2023-10-30 21:25:58
3	Doug Goodman	1290	2018-06-16 00:04:14
4	Christian Bjernersjö	1313	2020-12-06 11:27:28
5	Noah Campbell	1419	2023-11-03 01:19:01
6	William Campregher	1463	2023-10-27 22:50:39
7	Andrei	1465	2023-10-31 02:49:45
8	William	1491	2023-11-01 05:37:30
9	Kevin Tann	1533	2023-11-06 04:34:29
10	Noah Schmitz	1539	2023-11-01 06:37:29

#	User	Length	Date
1	William Gan	493	2017-11-23 17:42:46
2	Herman Karlsson	512	2015-11-12 17:09:25
3	Markus Mathiasen	516	2022-08-09 13:21:44
4	陳心誠	538	2024-05-01 16:37:52
5	Luciano Arnaldo Romero Calla	542	2022-10-22 20:32:57
6	Lim Hong Hui Eugene	543	2019-04-10 11:47:39
7	Grae Yeandle	548	2017-01-01 13:57:54
8	Hidden user	551	2022-02-06 10:45:52
9	Dmitry Lyubshin	558	2018-04-12 23:42:34
10	Chia-Yu Ko	558	2019-10-31 00:45:03

#	User	Length	Date
1	Norbert Voelker	1047	2021-09-10 19:46:13
2	Krzysztof Gibuła	1072	2021-05-29 13:53:26
3	Matt Steen	1072	2020-11-09 16:18:46
4	Muhammad Habib Fikri Sundayana	1304	2019-07-13 18:06:33
5	Fikri Sundayana	1304	2019-07-13 18:07:21
6	Hidden user	1395	2019-10-03 18:17:25
7	Hidden user	1930	2021-06-27 12:09:45

#	User	Length	Date
1	Fran Cruz Zamorano	508	2018-08-31 21:11:28
2	Mason	510	2023-08-16 20:23:18
3	Zach Tschetter	679	2019-04-09 22:48:13
4	Tim Put	705	2020-01-10 23:38:13
5	Mattias Aronsson Adler	742	2018-07-24 05:52:39
6	Bjarki Baldursson Harksen	742	2021-01-27 11:52:39
7	Steinar Simonnes	871	2024-03-27 12:46:34
8	Mark Lekkerkerker	896	2020-07-07 17:20:29
9	Olle Eriksson	1113	2018-09-30 22:01:17
10	Brent Yorgey	1669	2018-10-15 16:42:50

#	User	Length	Date
1	Jiru Xu	707	2016-10-05 10:22:25
2	Eric Leow Yu Quan	739	2021-01-07 06:05:07
3	Brennan Cleland	781	2023-05-11 23:19:42
4	Hoàng Minh	796	2017-09-26 02:12:37
5	Jordan Lamkin	828	2017-02-11 01:19:41
6	Ayoub El Yaquine	831	2017-05-26 11:37:42
7	Frank Ruskey	874	2017-01-17 00:52:34
8	Jonathan Yang	883	2022-11-12 21:36:34
9	Paolo Pellizzoni	887	2018-12-06 22:51:12
10	Jerry Zhu	896	2018-02-10 00:22:45

#	User	Length	Date
1	William Jackson	1148	2019-03-11 16:02:20
2	Robert Williams	1214	2019-09-28 20:02:05
3	Kjartan Óli Ágústsson	1453	2019-03-01 11:18:34
4	Samúel Hafsteinsson	3055	2019-02-14 10:39:30

#	User	Length	Date
1	Christian Cederquist	731	2023-05-23 11:53:11
2	Bjørn Chr. Soltvedt	798	2016-02-12 20:31:32
3	Peter Kedemo	813	2016-02-20 22:53:47

#	User	Length	Date
1	Jason Clarke	717	2024-02-25 13:59:36

#	User	Length	Date
1	Phường Lên	857	2019-11-29 01:20:52
2	Juan Miguel Vilar	883	2020-12-05 17:20:16
3	Hidden user	1006	2017-12-01 10:24:37
4	Adam Rankin	1040	2023-05-10 04:21:04
5	André Dyrstad	1206	2020-08-18 13:27:33
6	Navya Zaveri	1638	2019-12-12 18:23:04

#	User	Length	Date
1	Pamidimarri Reshwanth	1007	2020-08-23 16:07:03

#	User	Length	Date
1	Matthew Lutze	1131	2020-08-03 23:07:40

#	User	Length	Date
1	Jeff Cashion	972	2018-04-27 21:12:12

#	User	Length	Date
1	Thomas Feld	318	2019-11-11 14:59:52
2	Justin Su	382	2018-01-30 00:25:47
3	Oskar Haarklou Veileborg	441	2017-12-21 00:20:51
4	Hidden user	473	2018-11-04 23:44:07
5	Jesper Öqvist	481	2018-11-04 16:40:22
6	Bernhard Kartefla	482	2016-09-28 18:08:20
7	Herbert Ilhan Tanujaya	490	2019-05-04 04:31:11
8	Andreas Björklund	496	2019-10-09 22:04:08
9	Cian Ruane	578	2018-04-23 13:37:07
10	Martin Jackson	586	2016-08-02 03:57:34

#	User	Length	Date
1	Charles Ancheta	229	2023-03-24 04:18:10
2	Lukas Kerren	250	2024-04-11 13:35:07
3	Peter Stauder	268	2022-11-01 22:09:50
4	Christofer Ohlsson	273	2022-10-09 11:32:28
5	Yong Mao	316	2023-10-03 03:06:13
6	Simon Baeckelant	329	2024-05-09 22:50:16
7	Clement Oh	344	2023-12-07 16:38:01
8	crapcode	351	2022-06-29 09:50:37
9	Thomas Vu	381	2018-10-25 03:19:19
10	Hidden user	385	2018-02-19 22:30:45

#	User	Length	Date
1	Hidden user	446	2019-09-30 21:40:42
2	Macdara mac an tSionnaigh	606	2019-09-30 22:29:42
3	Oleg Smelov	699	2019-02-21 19:34:16
4	Guthyerri Alexandrino B.	733	2024-03-12 01:15:37
5	Hidden user	939	2023-11-02 06:58:01

#	User	Length	Date
1	Artur Khuziakhmetov	1229	2022-07-23 11:09:58
2	David Rasch	1417	2020-10-06 13:46:29
3	Bas Dirks	1547	2024-01-25 07:42:35
4	Valdimar Örn	1656	2023-01-30 10:26:20
5	Sinjin	2599	2023-11-01 21:32:48
6	William Dallin Burton	3131	2023-11-04 19:51:18
7	Muhammad Rais Fathin Mudzakir	4512	2021-05-13 08:36:40
8	Aaron Lengyel	5188	2022-10-05 01:29:01

Solution running time distribution