Problem A
Timebomb — Problem Statistics

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Submissions	4932
Accepted submissions	2366
Submission ratio	47.97%
Authors	2193
Full solves [?]	2046
Full solve Ratio	93.30%

#	User	Runtime	Language	Date
1	David Hutchinson	0.01 s	C#	2017-07-21 15:25:18
2	Bas te Kolste	0.02 s	C#	2013-10-05 13:40:17
3	Noah Santorello	0.02 s	C#	2013-10-07 15:03:21
4	Reiben	0.02 s	C#	2013-10-15 00:02:55
5	Oscar Lindvall	0.02 s	C#	2014-03-19 09:23:16
6	grabarz	0.02 s	C#	2014-09-18 12:24:47
7	Jia Qiu	0.02 s	C#	2014-09-29 23:34:26
8	r0x3r	0.02 s	C#	2014-10-01 23:25:45
9	Grzegorz Lesniakiewicz	0.02 s	C#	2014-10-02 05:19:59
10	Ayk Stepanyan	0.02 s	C#	2014-10-18 12:39:35

#	User	Runtime	Language	Date
1	David Cawthon	0.02 s	Common Lisp	2019-05-12 06:00:02

#	User	Runtime	Language	Date
1	Hjalte Sorgenfrei Mac Dalland	0.07 s	F#	2020-03-06 17:54:42
2	Jacob Harris Cryer Kragh	0.07 s	F#	2022-08-10 18:50:47

#	User	Runtime	Language	Date
1	Jinwoo Lee	0.07 s	Go	2019-01-14 06:44:48
2	Jørgen Aarmo Lund	0.08 s	Go	2016-10-07 17:54:34
3	Anthony Alves	0.08 s	Go	2017-01-28 21:12:10
4	Andriy Zyevakov	0.08 s	Go	2019-06-04 17:25:23
5	Norbert Voelker	0.08 s	Go	2021-04-19 23:54:40
6	Krzysztof Gibuła	0.08 s	Go	2021-06-18 18:23:07

#	User	Runtime	Language	Date
1	Sagnik Biswas	0.04 s	Java	2024-09-25 06:57:58
2	Andreas Oppebøen	0.05 s	Java	2013-10-07 05:18:52
3	Santiago Gutierrez Alzate	0.05 s	Java	2013-10-07 22:57:39
4	Martin Vonheim Larsen	0.05 s	Java	2014-06-13 11:26:44
5	Samuel Russell	0.05 s	Java	2014-09-05 03:17:29
6	Varun Sriram	0.05 s	Java	2014-09-28 22:31:54
7	Georgy Ivanov	0.05 s	Java	2014-10-01 12:20:35
8	Vrushik Pradip	0.05 s	Java	2014-10-02 16:02:35
9	Yordan Yordanov	0.05 s	Java	2014-10-02 19:26:02
10	Viktor Lindberg	0.05 s	Java	2014-10-03 02:49:18

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	JavaScript (Node.js)	2024-09-14 17:25:28
2	Carl Sundvall	0.05 s	JavaScript (Node.js)	2018-10-27 21:19:33
3	Gurpartap Singh Bhatti	0.05 s	JavaScript (Node.js)	2019-02-28 19:55:40
4	Hidden user	0.06 s	JavaScript (Node.js)	2019-03-28 14:09:42
5	Oliver Bredenberg	0.40 s	JavaScript (Node.js)	2019-08-30 14:20:30
6	Roland VH	0.40 s	JavaScript (Node.js)	2019-09-25 20:04:15
7	Alexander Oliver	0.42 s	JavaScript (Node.js)	2020-03-06 16:05:33
8	Keith Liam Manaloto	0.42 s	JavaScript (Node.js)	2020-09-25 14:54:55
9	Andoko Chandra	0.42 s	JavaScript (Node.js)	2020-10-08 22:26:00
10	Chris Wong	0.42 s	JavaScript (Node.js)	2021-02-16 11:56:11

#	User	Runtime	Language	Date
1	Hinse ter Schuur	0.01 s	JavaScript (SpiderMonkey)	2015-11-26 22:29:20
2	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2015-12-19 20:42:15
3	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-02-08 23:54:47
4	Tim Oram	0.01 s	JavaScript (SpiderMonkey)	2016-03-26 02:27:30
5	Gabriel Lau	0.01 s	JavaScript (SpiderMonkey)	2016-03-30 16:41:05
6	Geir Magne Karlsen	0.01 s	JavaScript (SpiderMonkey)	2017-01-16 23:02:18
7	Nicklas Utgaard	0.01 s	JavaScript (SpiderMonkey)	2017-01-18 18:08:53
8	Øyvind Skaar	0.01 s	JavaScript (SpiderMonkey)	2017-01-18 19:09:15
9	Steffen Stenersen	0.01 s	JavaScript (SpiderMonkey)	2017-01-18 20:02:58
10	Alan Delaney	0.01 s	JavaScript (SpiderMonkey)	2017-04-07 02:18:16

#	User	Runtime	Language	Date
1	Timothy Gaede	0.76 s	Julia	2024-05-01 07:22:22
2	Danny Robinson	0.88 s	Julia	2023-11-23 11:33:41

#	User	Runtime	Language	Date
1	Johnny Baloney	0.14 s	Kotlin	2021-12-08 23:26:39
2	James WIlliams	0.18 s	Kotlin	2020-09-17 04:14:05
3	Adam Rankin	0.19 s	Kotlin	2023-05-06 00:38:51
4	Ola Sundell	0.20 s	Kotlin	2020-08-20 11:29:17
5	Alexandre Conte	0.21 s	Kotlin	2021-09-12 16:24:50
6	Einar Kjellback	0.22 s	Kotlin	2019-12-13 21:18:53
7	Neil Harmon	0.23 s	Kotlin	2019-04-19 14:20:18
8	Troy Warmboe	0.24 s	Kotlin	2020-02-11 21:54:29

#	User	Runtime	Language	Date
1	David Connolly	0.00 s	Pascal	2017-09-11 19:35:37

#	User	Runtime	Language	Date
1	Frank Farkas	0.01 s	PHP	2016-01-28 12:55:46
2	Steven D. Wilson	0.01 s	PHP	2016-03-27 19:14:01
3	Sin V	0.01 s	PHP	2016-06-12 21:25:37
4	Markus Weller	0.01 s	PHP	2019-03-25 19:22:11
5	Connor Billings	0.01 s	PHP	2020-01-02 01:41:49
6	Renate	0.01 s	PHP	2022-08-14 22:41:46

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Python 2	2013-10-06 20:12:55
2	Ehsan Kia	0.02 s	Python 2	2013-10-13 22:20:21
3	Samantha Wojtowicz	0.02 s	Python 2	2014-10-02 22:50:35
4	Jacob Wejendorp	0.02 s	Python 2	2014-10-26 19:11:51
5	John Rikard Mienna	0.02 s	Python 2	2014-12-20 23:00:08
6	Kristmundur Agust	0.02 s	Python 2	2015-02-26 21:51:01
7	Magnus Larsson	0.02 s	Python 2	2015-03-16 09:18:47
8	Erik Odenman	0.02 s	Python 2	2015-05-10 18:42:55
9	Kit Maywood	0.02 s	Python 2	2015-06-08 16:14:34
10	Snild Dolkow	0.02 s	Python 2	2015-09-13 10:06:37

#	User	Runtime	Language	Date
1	Changyu Bi	0.02 s	Python 3	2014-09-20 17:44:05
2	Xincheng Zhang	0.02 s	Python 3	2014-09-20 18:51:03
3	Shiqi Xiao	0.02 s	Python 3	2014-09-26 22:21:59
4	Arvin Johansson Arbab	0.02 s	Python 3	2014-09-29 22:54:41
5	Hidden user	0.02 s	Python 3	2014-09-30 10:33:43
6	Fredrik Østrem	0.02 s	Python 3	2014-09-30 17:12:56
7	Erik Månsson	0.02 s	Python 3	2014-10-01 17:28:29
8	Hafdís Erla	0.02 s	Python 3	2014-10-03 22:52:02
9	Andri Sigurðsson	0.02 s	Python 3	2014-10-04 00:28:07
10	Martin Stensgård	0.02 s	Python 3	2015-03-15 00:42:03

#	User	Runtime	Language	Date
1	Casper Christensen	0.03 s	Ruby	2016-02-01 15:32:04
2	Lasse Berglund	0.03 s	Ruby	2016-03-30 13:56:13
3	Erik Rydbert	0.03 s	Ruby	2016-07-08 11:26:08
4	Savvas Alexandrou	0.04 s	Ruby	2018-12-12 08:32:23
5	Oleg Smelov	0.04 s	Ruby	2019-02-19 21:31:20
6	Thomas Feld	0.06 s	Ruby	2022-11-17 12:44:08

#	User	Length	Language	Date
1	Thibault Raffaillac	676	C	2016-03-04 16:32:45
2	Hidden user	1006	C	2016-04-29 05:49:20
3	Jeroen Bransen	1020	C	2013-10-05 11:57:30
4	Hidden user	1038	C	2017-07-22 17:45:06
5	陳重諺	1047	C	2021-02-01 20:06:11
6	Anton Älgmyr	1223	C	2014-10-02 22:33:30
7	Mikael K Eriksson	1288	C	2021-02-05 23:29:08
8	PhilCampbell	1326	C	2021-01-07 16:55:49
9	Ivan Petrov	1351	C	2019-07-09 09:45:16
10	Ximun Castoreo	1370	C	2020-05-06 18:52:57

#	User	Length	Language	Date
1	Martin Wallgren	1160	C#	2018-11-28 13:44:59
2	Göran Andersson	1164	C#	2022-05-13 00:08:38
3	Marius Løkketangen	1292	C#	2017-01-20 19:43:44
4	Thomas Norris	1353	C#	2019-10-04 16:41:52
5	Hidden user	1377	C#	2025-11-29 18:04:35
6	Jay Hal	1532	C#	2015-09-20 22:20:15
7	Kunwei Zhang	1575	C#	2018-06-12 11:52:05
8	r0x3r	1636	C#	2014-10-01 23:25:45
9	Charlie Forsberg Hedberg	1753	C#	2015-07-07 11:12:48
10	Doug Goodman	1838	C#	2018-06-30 00:06:46

#	User	Length	Language	Date
1	Frans Meulenbroeks	527	C++	2025-02-13 17:40:36
2	William Gan	704	C++	2017-02-05 15:09:44
3	Ethan Guo	736	C++	2018-11-10 09:53:23
4	Grae Yeandle	737	C++	2016-11-19 12:22:58
5	Karol Farbiś	739	C++	2016-05-22 09:23:33
6	Elias Lolck	745	C++	2022-10-02 13:14:49
7	Antonio Molina Lovett	765	C++	2016-08-06 06:43:16
8	Govind Venugopalan	766	C++	2017-02-21 03:24:21
9	Hyunjun Lee	787	C++	2022-10-20 19:36:14
10	Diāna Stecka	789	C++	2026-01-04 13:21:52

#	User	Length	Language	Date
1	David Cawthon	1951	Common Lisp	2019-05-12 06:00:02

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1253	F#	2022-08-10 18:50:47
2	Hjalte Sorgenfrei Mac Dalland	2175	F#	2020-03-06 17:54:42

#	User	Length	Language	Date
1	Andriy Zyevakov	1319	Go	2019-06-04 17:25:23
2	Jørgen Aarmo Lund	1527	Go	2016-10-07 17:54:34
3	Krzysztof Gibuła	2077	Go	2021-06-18 18:23:07
4	Norbert Voelker	2194	Go	2021-04-19 23:54:40
5	Jinwoo Lee	2251	Go	2019-01-14 06:44:48
6	Anthony Alves	3024	Go	2017-01-28 21:12:10

#	User	Length	Language	Date
1	Li Jun	841	Haskell	2023-07-03 15:47:11
2	Håkon Flatval	845	Haskell	2018-08-30 16:32:07
3	Ludvig Hult	899	Haskell	2017-06-30 23:33:09
4	Antony Lee	902	Haskell	2017-07-26 22:50:37
5	Dan Greco	930	Haskell	2025-09-07 20:04:40
6	Brent Yorgey	970	Haskell	2017-10-12 23:49:06
7	Peter Deal	1014	Haskell	2016-05-16 03:08:27
8	Llaurence Git	1039	Haskell	2018-11-09 08:56:14
9	Lieven Marchand	1049	Haskell	2017-09-14 22:32:51
10	John Grzechowiak	1110	Haskell	2017-03-27 16:03:21

#	User	Length	Language	Date
1	Simon Boerwinkle	917	Java	2016-09-13 00:25:00
2	Melanie Kirsche	1028	Java	2014-09-30 22:59:20
3	Pontus Hult	1049	Java	2019-10-18 13:18:32
4	Kell Skogh	1075	Java	2015-05-07 13:42:14
5	Kevin Chevalier	1093	Java	2017-08-08 02:05:52
6	Rithik Sebastian	1133	Java	2018-05-19 02:03:04
7	Andreas Oppebøen	1137	Java	2013-10-07 05:18:52
8	Doug Goodman	1164	Java	2018-05-30 19:16:13
9	Kevin Kauffman	1168	Java	2021-12-29 04:53:07
10	Magnar Myrtveit	1186	Java	2015-05-02 12:39:08

#	User	Length	Language	Date
1	Hidden user	882	JavaScript (Node.js)	2023-08-31 05:03:41
2	Oliver Bredenberg	1001	JavaScript (Node.js)	2019-08-30 14:20:30
3	Gurpartap Singh Bhatti	1147	JavaScript (Node.js)	2019-02-28 19:55:40
4	Keith Liam Manaloto	1368	JavaScript (Node.js)	2020-09-25 14:54:55
5	John	1546	JavaScript (Node.js)	2021-04-08 04:57:05
6	Chris Wong	1551	JavaScript (Node.js)	2021-02-16 11:56:11
7	Hidden user	1619	JavaScript (Node.js)	2019-03-28 14:09:42
8	Andoko Chandra	1902	JavaScript (Node.js)	2020-10-08 22:26:00
9	Carl Sundvall	1929	JavaScript (Node.js)	2018-10-27 21:19:33
10	Alexander Oliver	2829	JavaScript (Node.js)	2020-03-06 16:05:33

#	User	Length	Language	Date
1	Jimmy Gustafsson	409	JavaScript (SpiderMonkey)	2024-07-20 17:47:58
2	Bernard Perrin	727	JavaScript (SpiderMonkey)	2019-01-22 14:36:37
3	Peter Kedemo	781	JavaScript (SpiderMonkey)	2015-12-19 20:42:15
4	Gabriel Lau	892	JavaScript (SpiderMonkey)	2016-03-30 16:41:05
5	Bjørn Chr. Soltvedt	958	JavaScript (SpiderMonkey)	2016-02-08 23:54:47
6	Nicklas Utgaard	1052	JavaScript (SpiderMonkey)	2017-01-18 18:08:53
7	Tim Oram	1114	JavaScript (SpiderMonkey)	2016-03-26 02:27:30
8	Geir Magne Karlsen	1117	JavaScript (SpiderMonkey)	2017-01-16 23:31:41
9	Hinse ter Schuur	1131	JavaScript (SpiderMonkey)	2015-11-26 22:29:20
10	Christian Pilegaard Cederquist	1135	JavaScript (SpiderMonkey)	2023-01-12 00:27:06

#	User	Length	Language	Date
1	Danny Robinson	416	Julia	2023-11-23 11:33:41
2	Timothy Gaede	1359	Julia	2024-05-01 07:22:22

#	User	Length	Language	Date
1	Adam Rankin	862	Kotlin	2023-05-06 00:38:51
2	Einar Kjellback	1057	Kotlin	2019-12-13 21:18:53
3	Alexandre Conte	1323	Kotlin	2021-09-12 16:24:50
4	Johnny Baloney	1669	Kotlin	2021-12-08 23:26:39
5	Neil Harmon	1844	Kotlin	2019-04-19 14:20:18
6	Troy Warmboe	2003	Kotlin	2020-02-11 21:54:29
7	Ola Sundell	2527	Kotlin	2020-08-20 11:29:17
8	James WIlliams	6994	Kotlin	2020-09-17 04:14:05

#	User	Length	Language	Date
1	David Connolly	3347	Pascal	2017-09-11 19:35:37

#	User	Length	Language	Date
1	Steven D. Wilson	791	PHP	2016-03-27 19:14:01
2	Sin V	1142	PHP	2016-06-12 21:25:37
3	Connor Billings	1662	PHP	2020-01-02 01:41:49
4	Frank Farkas	1907	PHP	2016-01-28 12:55:46
5	Renate	2473	PHP	2022-08-14 22:41:46
6	Markus Weller	2652	PHP	2019-03-25 19:22:11

#	User	Length	Language	Date
1	Thomas Feld	404	Python 2	2019-08-26 10:41:33
2	Maksym Bendeberia	612	Python 2	2016-08-28 13:00:03
3	Tomas Hallenberg	613	Python 2	2017-07-06 13:33:00
4	Erik Odenman	630	Python 2	2015-05-10 18:42:55
5	Matt Bonsall	636	Python 2	2016-10-23 22:40:21
6	Mathis Hammel	646	Python 2	2016-11-24 23:10:42
7	Chi Thuc Nguyen	650	Python 2	2020-02-04 06:22:09
8	Noah Ó Donnaile	651	Python 2	2016-12-23 06:08:47
9	Paweł Widera	674	Python 2	2013-11-21 01:11:19
10	Alex Van Keulen	674	Python 2	2018-02-03 02:16:18

#	User	Length	Language	Date
1	Collin Simpson	192	Python 3	2026-01-18 20:18:46
2	ACMCSU	192	Python 3	2026-01-18 20:19:24
3	David Skocic	202	Python 3	2026-01-19 20:13:01
4	Benjamin Z White	286	Python 3	2023-05-03 21:06:55
5	David Aldenbro	304	Python 3	2025-08-24 17:54:46
6	Guk Yi Siong	373	Python 3	2025-01-06 20:57:10
7	Jun Yan	376	Python 3	2023-10-18 10:57:05
8	Ahmed Chamseddine	490	Python 3	2023-11-22 22:42:31
9	Hidden user	494	Python 3	2021-10-14 23:18:42
10	Ben Pendley	505	Python 3	2023-08-29 20:01:56

#	User	Length	Language	Date
1	Thomas Feld	307	Ruby	2022-11-17 12:44:08
2	Oleg Smelov	640	Ruby	2019-02-19 21:31:20
3	Lasse Berglund	898	Ruby	2016-03-30 13:56:13
4	Casper Christensen	1088	Ruby	2016-02-01 15:32:04
5	Savvas Alexandrou	1246	Ruby	2018-12-12 08:32:23
6	Erik Rydbert	2572	Ruby	2016-07-08 11:26:08

#	User	Length	Language	Date
1	Vincent Lagerros	652	Rust	2024-10-12 20:34:55
2	David Rasch	1143	Rust	2020-10-28 13:49:20
3	Bas Dirks	1349	Rust	2022-01-02 14:13:32
4	Kok Dith	1510	Rust	2021-08-10 04:53:25
5	Christofer Nolander	1521	Rust	2018-11-17 11:14:00
6	Constantin Buruiana	1790	Rust	2024-09-08 22:43:00
7	Louis Bouchard	1854	Rust	2024-09-08 06:42:11
8	Hidden user	1874	Rust	2021-02-25 11:31:56
9	Juan Andres Moreno	2198	Rust	2023-11-17 07:04:56
10	Yoeri Otten	2263	Rust	2022-10-05 16:38:42

Solution running time distribution