Problem A
Not Amused — Problem Statistics

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Submissions	3038
Accepted submissions	1330
Submission ratio	43.78%
Authors	1249
Accepted authors	1108
Author ratio	88.71%

#	User	Runtime	Language	Date
1	Nasser Miah	0.00 s	C	2017-06-29 09:30:44
2	Seth Carter	0.00 s	C	2017-11-26 12:39:16
3	Sambit Palit	0.00 s	C	2020-09-19 02:38:40
4	Filip Hovorka	0.00 s	C	2020-11-20 14:28:30
5	Sami Al Chalati	0.00 s	C	2024-10-21 17:05:28
6	Khoa Nguyen	0.00 s	C	2024-11-26 03:56:00
7	Hidden user	0.00 s	C	2025-03-29 12:44:09
8	Naveen Kumar S	0.00 s	C	2025-05-02 15:46:39

#	User	Runtime	Language	Date
1	Robert Low	0.02 s	C#	2016-07-25 12:39:18
2	Rasmus Brants	0.02 s	C#	2017-04-29 22:07:03
3	Gustav Kalander	0.02 s	C#	2018-02-23 19:06:36
4	Yuwono Bangun Nagoro	0.03 s	C#	2016-01-29 14:52:18
5	Raja Sanjeev Kumar Nakka	0.03 s	C#	2016-05-10 20:44:29
6	Klas af Geijerstam	0.03 s	C#	2016-12-14 10:24:52
7	Robert Slutsky	0.03 s	C#	2017-01-27 18:15:12
8	Khin Nyunt	0.03 s	C#	2017-03-26 16:36:37
9	Faisal Rahman	0.03 s	C#	2017-11-28 02:13:35
10	Thomas Norris	0.03 s	C#	2019-11-27 13:45:51

#	User	Runtime	Language	Date
1	David Cawthon	0.01 s	Common Lisp	2020-06-28 18:31:13

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.07 s	F#	2023-01-26 20:00:15

#	User	Runtime	Language	Date
1	Markus Hansson	0.02 s	Go	2022-09-20 11:35:27
2	Silas Ulander	0.02 s	Go	2022-09-21 16:45:21
3	Simon Fontana Oscarsson	0.02 s	Go	2022-09-25 03:49:09
4	Wei Guo	0.02 s	Go	2022-09-26 10:51:20
5	Kaleb Petersen	0.03 s	Go	2023-03-25 21:36:05
6	Rickard Bemm	0.07 s	Go	2022-08-30 22:55:50
7	Norbert Voelker	0.08 s	Go	2021-06-17 23:00:19
8	Anthony Alves	0.09 s	Go	2017-01-28 23:22:36
9	Bruno Diaz	0.09 s	Go	2017-08-26 05:19:41

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2024-05-14 16:49:27
2	Frederik Højholt	0.01 s	Haskell	2016-03-03 18:55:22
3	Simon Vandel Sillesen	0.01 s	Haskell	2016-03-03 19:08:30
4	Brent Yorgey	0.01 s	Haskell	2017-11-01 05:09:49
5	Hidden user	0.01 s	Haskell	2019-10-06 16:26:56
6	Hidden user	0.01 s	Haskell	2023-01-03 23:48:09
7	John Grzechowiak	0.02 s	Haskell	2017-03-30 18:28:10
8	Jan Hrček	0.02 s	Haskell	2021-04-13 18:32:40

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.07 s	Java	2022-04-14 17:36:56
2	Martijn Muijsers	0.08 s	Java	2016-10-01 16:17:14
3	Yonah Karp	0.08 s	Java	2016-11-21 03:39:54
4	Eskil Jarlskog	0.09 s	Java	2016-01-27 15:23:44
5	Tan Jin Jie	0.09 s	Java	2018-07-26 07:17:18
6	Hidden user	0.10 s	Java	2016-01-30 18:10:05
7	Terrence Park	0.10 s	Java	2016-02-04 22:57:47
8	Michael Sullivan	0.10 s	Java	2016-02-14 23:33:36
9	Martin Wiberg Petersen	0.10 s	Java	2016-05-01 16:37:00
10	Lee Wei Hong	0.10 s	Java	2016-05-19 11:00:33

#	User	Runtime	Language	Date
1	Sander Hellesø	0.06 s	JavaScript (Node.js)	2019-05-04 09:03:59
2	Gurpartap Singh Bhatti	0.06 s	JavaScript (Node.js)	2019-06-09 09:36:50
3	Ster Sar	0.09 s	JavaScript (Node.js)	2023-06-16 12:07:31
4	Angelou Konstantinos	0.12 s	JavaScript (Node.js)	2023-06-16 12:15:05
5	Khin Nyunt	0.43 s	JavaScript (Node.js)	2021-11-27 09:01:17

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-02-08 14:52:08
2	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-02-13 08:53:48
3	Michael Laszlo	0.02 s	JavaScript (SpiderMonkey)	2016-09-29 17:11:28
4	Christian Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-03-22 22:16:56
5	Zach Tschetter	0.03 s	JavaScript (SpiderMonkey)	2023-04-17 01:22:14

#	User	Runtime	Language	Date
1	Timothy Gaede	0.64 s	Julia	2024-04-23 12:56:14

#	User	Runtime	Language	Date
1	Hidden user	0.25 s	Kotlin	2017-11-21 18:25:02
2	Jacob Stringer	0.27 s	Kotlin	2018-05-16 03:23:49
3	Neil Harmon	0.29 s	Kotlin	2019-07-09 11:00:31
4	Zaw Myat	0.30 s	Kotlin	2024-01-25 21:31:33
5	Troy Warmboe	0.35 s	Kotlin	2020-03-06 02:47:44

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2021-07-01 10:04:36

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.05 s	Prolog	2016-11-11 15:00:41

#	User	Runtime	Language	Date
1	Urban Pettersson	0.03 s	Python 2	2016-02-05 17:38:19
2	Scott Handelman	0.03 s	Python 2	2016-04-22 02:56:24
3	Hasan Ramezani	0.03 s	Python 2	2016-07-30 16:08:18
4	Erik Sillén	0.03 s	Python 2	2016-10-07 15:42:16
5	Hermon Mulat	0.03 s	Python 2	2016-11-08 15:03:24
6	Sala Gabriel	0.03 s	Python 2	2017-08-04 00:10:47
7	Justin Su	0.03 s	Python 2	2017-09-24 22:57:38
8	Mohammed Daudali	0.03 s	Python 2	2017-10-14 20:14:14
9	Jesper Öqvist	0.03 s	Python 2	2018-10-27 12:58:22
10	Christofer Ohlsson	0.04 s	Python 2	2016-01-13 23:10:45

#	User	Runtime	Language	Date
1	Shaheed Ebrahim	0.02 s	Python 3	2016-01-19 22:05:36
2	Wayne	0.02 s	Python 3	2016-01-29 12:00:48
3	Heidi Sand	0.02 s	Python 3	2016-02-14 15:28:48
4	Ljupka Antunovic	0.02 s	Python 3	2016-02-28 18:34:48
5	Jesse Huard	0.02 s	Python 3	2016-03-05 00:11:47
6	Adam St Arnaud	0.02 s	Python 3	2016-03-05 00:27:11
7	Johan Sannemo	0.02 s	Python 3	2016-04-04 13:48:53
8	Rick van Rheenen	0.02 s	Python 3	2016-04-13 18:15:14
9	Magnus Thomé	0.02 s	Python 3	2016-05-17 13:36:34
10	Lucia Pál (Simanová)	0.02 s	Python 3	2016-06-17 11:11:21

#	User	Runtime	Language	Date
1	Lasse Berglund	0.03 s	Ruby	2016-03-27 14:48:27
2	Casper Christensen	0.03 s	Ruby	2016-03-28 22:12:31
3	Clifford Owino	0.03 s	Ruby	2017-05-23 19:43:04

#	User	Runtime	Language	Date
1	David Rasch	0.00 s	Rust	2021-03-15 12:46:09
2	Bas Dirks	0.00 s	Rust	2022-01-13 11:06:40
3	Lily Gloudemans	0.00 s	Rust	2023-09-13 01:37:35

#	User	Length	Language	Date
1	Hidden user	1544	C	2025-03-29 12:44:09
2	Seth Carter	1806	C	2017-11-26 12:39:16
3	Filip Hovorka	2076	C	2020-11-20 14:28:30
4	Khoa Nguyen	2291	C	2024-11-26 05:35:30
5	Naveen Kumar S	2434	C	2025-05-02 15:46:39
6	Sami Al Chalati	2686	C	2024-10-21 17:05:28
7	Nasser Miah	2705	C	2017-06-29 09:30:44
8	Sambit Palit	3944	C	2020-09-19 02:38:40

#	User	Length	Language	Date
1	Klas af Geijerstam	977	C#	2016-12-14 10:24:52
2	Göran Andersson	1123	C#	2022-05-30 02:25:38
3	Vincent Tandya	1287	C#	2021-06-23 10:45:16
4	Khin Nyunt	1301	C#	2017-03-26 16:36:37
5	Robert Low	1843	C#	2016-07-25 12:39:18
6	Cristian Chavez Salazar	1848	C#	2019-09-12 04:48:58
7	Fernando Maceda Silva	1861	C#	2019-09-16 21:55:48
8	Romulo Rojas	1928	C#	2019-09-17 17:19:55
9	Thomas Norris	2052	C#	2019-11-27 13:45:51
10	Raja Sanjeev Kumar Nakka	2097	C#	2016-05-10 20:44:29

#	User	Length	Language	Date
1	Frans Meulenbroeks	320	C++	2024-11-15 09:38:28
2	Frederick Pek	473	C++	2021-06-26 14:45:35
3	Clement Oh	497	C++	2023-11-18 07:12:53
4	Herman Karlsson	526	C++	2016-04-09 15:16:36
5	a_b__c	528	C++	2021-02-20 08:02:59
6	Hyunjun Lee	536	C++	2022-11-12 07:26:04
7	Antonio Molina Lovett	538	C++	2016-08-10 10:23:23
8	Yeung Man Tsung	552	C++	2022-11-18 14:41:53
9	Tan Yi Long	566	C++	2023-12-29 08:19:19
10	Jesús Pacheco Alonso	594	C++	2025-03-06 14:05:00

#	User	Length	Language	Date
1	David Cawthon	1380	Common Lisp	2020-06-28 18:31:13

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	2228	F#	2023-01-26 20:00:15

#	User	Length	Language	Date
1	Rickard Bemm	746	Go	2022-08-30 22:55:50
2	Bruno Diaz	1037	Go	2017-08-26 06:28:33
3	Anthony Alves	1255	Go	2017-01-28 23:22:36
4	Markus Hansson	1264	Go	2022-09-20 11:35:27
5	Norbert Voelker	1286	Go	2021-06-17 23:00:19
6	Simon Fontana Oscarsson	1445	Go	2022-09-25 03:49:09
7	Wei Guo	1448	Go	2022-09-26 10:53:17
8	Kaleb Petersen	1512	Go	2023-03-25 21:36:05
9	Silas Ulander	1545	Go	2022-09-21 16:45:21

#	User	Length	Language	Date
1	Brent Yorgey	870	Haskell	2017-11-01 05:09:49
2	Hidden user	1238	Haskell	2023-01-03 23:48:09
3	Jan Hrček	1434	Haskell	2021-04-13 18:32:40
4	Steinar Simonnes	1623	Haskell	2024-05-14 16:49:27
5	Frederik Højholt	2091	Haskell	2016-03-03 18:55:22
6	Simon Vandel Sillesen	2091	Haskell	2016-03-03 19:08:30
7	John Grzechowiak	2258	Haskell	2017-03-30 18:28:10
8	Hidden user	8170	Haskell	2019-10-06 16:26:56

#	User	Length	Language	Date
1	Derrick Martin	911	Java	2019-08-03 19:15:48
2	Khin Nyunt	936	Java	2017-11-09 08:31:45
3	Marshall D Feng	944	Java	2022-03-24 06:02:50
4	Qritel Abdelilah	983	Java	2018-02-28 20:03:50
5	Benjamin Yue	991	Java	2017-01-29 21:42:12
6	Doug Goodman	1001	Java	2018-03-06 18:08:06
7	Nathan Nguyen	1021	Java	2020-06-25 21:39:02
8	Maxim Vitkin	1033	Java	2016-09-10 20:51:57
9	Ada Clevinger	1090	Java	2018-06-01 20:49:09
10	Jesse Ventura	1094	Java	2016-01-21 03:33:23

#	User	Length	Language	Date
1	Khin Nyunt	1091	JavaScript (Node.js)	2021-11-27 09:01:17
2	Gurpartap Singh Bhatti	1308	JavaScript (Node.js)	2019-06-09 09:36:50
3	Ster Sar	1431	JavaScript (Node.js)	2023-06-16 12:07:31
4	Angelou Konstantinos	1645	JavaScript (Node.js)	2023-06-16 12:15:05
5	Sander Hellesø	2048	JavaScript (Node.js)	2019-05-04 09:03:59

#	User	Length	Language	Date
1	Peter Kedemo	688	JavaScript (SpiderMonkey)	2016-02-13 08:53:48
2	Zach Tschetter	701	JavaScript (SpiderMonkey)	2023-04-17 01:22:14
3	Bjørn Chr. Soltvedt	827	JavaScript (SpiderMonkey)	2016-02-08 14:52:08
4	Christian Cederquist	828	JavaScript (SpiderMonkey)	2023-03-22 22:16:56
5	Michael Laszlo	1227	JavaScript (SpiderMonkey)	2016-09-29 17:11:28

#	User	Length	Language	Date
1	Timothy Gaede	1286	Julia	2024-04-23 12:56:14

#	User	Length	Language	Date
1	Jacob Stringer	989	Kotlin	2018-05-16 03:23:49
2	Hidden user	1174	Kotlin	2017-11-21 18:25:02
3	Troy Warmboe	1347	Kotlin	2020-03-06 02:47:44
4	Zaw Myat	1544	Kotlin	2024-01-25 21:31:33
5	Neil Harmon	1684	Kotlin	2019-07-09 11:00:31

#	User	Length	Language	Date
1	Ingemar Ragnemalm	4970	Pascal	2021-07-01 10:04:36

#	User	Length	Language	Date
1	Andriy Zyevakov	1996	Prolog	2016-11-11 15:00:41

#	User	Length	Language	Date
1	Thomas Feld	313	Python 2	2019-09-16 14:43:17
2	Haggai Liu	508	Python 2	2017-01-21 09:26:23
3	Justin Su	515	Python 2	2017-09-24 22:57:38
4	Maksym Bendeberia	527	Python 2	2016-09-19 13:05:02
5	Bruno Diaz	552	Python 2	2017-08-26 07:07:35
6	Neal Zane	565	Python 2	2016-08-01 08:56:40
7	Cole Bite	572	Python 2	2017-05-16 20:54:35
8	Jesper Öqvist	575	Python 2	2018-10-27 12:58:22
9	Giorgos Trogadas	581	Python 2	2019-04-03 02:10:14
10	Hidden user	590	Python 2	2016-07-08 14:57:07

#	User	Length	Language	Date
1	Nicholas Russell Saerang	404	Python 3	2023-08-06 05:58:30
2	Hidden user	404	Python 3	2023-08-13 15:00:16
3	Christian Blumenthal	414	Python 3	2020-08-08 12:21:54
4	Oskar Haarklou Veileborg	429	Python 3	2020-02-13 13:06:34
5	Hidden user	451	Python 3	2023-11-13 21:33:52
6	Ahmed Chamseddine	459	Python 3	2025-01-08 21:17:07
7	Leslie Yip	463	Python 3	2023-04-23 05:35:53
8	Benjamin Z White	469	Python 3	2023-05-26 23:00:32
9	鄭博文	471	Python 3	2023-03-04 02:06:51
10	Albert Pala	475	Python 3	2023-10-12 12:32:43

#	User	Length	Language	Date
1	Casper Christensen	485	Ruby	2016-03-28 22:12:31
2	Lasse Berglund	530	Ruby	2016-03-27 14:48:27
3	Clifford Owino	776	Ruby	2017-05-23 19:43:04

#	User	Length	Language	Date
1	David Rasch	1080	Rust	2021-03-15 12:46:09
2	Bas Dirks	1476	Rust	2022-01-13 11:06:40
3	Lily Gloudemans	1733	Rust	2023-09-13 01:37:35

Solution running time distribution