Problem A
Simone — Problem Statistics

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Submissions	1289
Accepted submissions	686
Submission ratio	53.22%
Authors	625
Full solves [?]	579
Full solve Ratio	92.64%

#	User	Runtime	Language	Date
1	Godmar Back	0.02 s	Bash	2025-07-08 16:32:39

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2022-02-12 17:28:52
2	Matthew Weston	0.00 s	C	2022-02-26 15:48:32
3	Neeraj Kumbar	0.00 s	C	2023-05-30 08:32:21
4	Joel Preetam Gurivireddy	0.00 s	C	2024-01-26 21:41:51
5	Mohsina Binte Asad	0.00 s	C	2025-06-18 10:11:27

#	User	Runtime	Language	Date
1	Henrik Hallbert	0.03 s	C#	2022-03-03 12:37:45
2	Peter Løffmann	0.03 s	C#	2022-05-01 16:24:18
3	Göran Andersson	0.03 s	C#	2022-05-16 10:36:14
4	Hidden user	0.03 s	C#	2022-07-18 11:06:59
5	Yuwono Bangun Nagoro	0.03 s	C#	2022-08-15 04:09:57
6	Eric Weiss	0.03 s	C#	2022-09-19 16:29:57
7	Roberto Rodriguez Giorgetti	0.05 s	C#	2024-10-02 19:07:40
8	Ali Aliev	0.06 s	C#	2022-02-13 12:11:39
9	Krzysztof Magda	0.06 s	C#	2023-08-04 14:25:20
10	Գոռ Բաղդասարյան	0.06 s	C#	2024-12-14 12:18:48

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2022-11-19 18:21:44

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.02 s	Go	2023-01-19 09:10:16
2	Norbert Voelker	0.08 s	Go	2022-02-12 20:40:44

#	User	Runtime	Language	Date
1	Jan Hrček	0.00 s	Haskell	2024-12-20 06:57:47
2	Brent Yorgey	0.01 s	Haskell	2022-02-17 04:18:29
3	Øyvind Almli	0.01 s	Haskell	2022-03-18 14:19:35
4	Ng Tek In	0.01 s	Haskell	2022-08-14 18:31:48
5	Mason Barnhill	0.01 s	Haskell	2023-09-02 02:15:07
6	Steinar Simonnes	0.01 s	Haskell	2024-03-22 18:17:24
7	Shinji Koshida	0.01 s	Haskell	2025-06-10 08:37:29

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.06 s	Java	2022-02-27 16:11:32
2	Sven Rönnbäck	0.06 s	Java	2022-03-30 21:47:04
3	Mack Wong Yoong Yee	0.06 s	Java	2024-11-06 09:05:50
4	Stela Palii	0.07 s	Java	2022-02-13 08:21:16
5	Anish Kambhampati	0.07 s	Java	2022-02-15 19:44:25
6	Samuel Klingström	0.07 s	Java	2022-02-19 17:24:28
7	Logan Pipes	0.07 s	Java	2022-02-26 19:08:49
8	Ryan Tan	0.07 s	Java	2022-05-04 20:01:52
9	Jonathan Persson	0.07 s	Java	2023-09-13 20:04:00
10	Jack Le	0.08 s	Java	2022-03-25 04:53:46

#	User	Runtime	Language	Date
1	Chris Wong	0.43 s	JavaScript (Node.js)	2022-03-16 11:44:01

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-07-25 23:01:08
2	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2022-02-19 14:51:41
3	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-01-27 17:15:49

#	User	Runtime	Language	Date
1	Timothy Gaede	0.67 s	Julia	2024-04-11 01:21:03
2	Danny Robinson	0.98 s	Julia	2023-09-08 20:42:50

#	User	Runtime	Language	Date
1	Adam Rankin	0.21 s	Kotlin	2023-05-03 04:49:02
2	Troy Warmboe	0.22 s	Kotlin	2023-04-13 00:17:16
3	Martijn Muijsers	0.23 s	Kotlin	2024-05-31 22:25:00
4	Ola Sundell	0.24 s	Kotlin	2022-03-18 16:33:13
5	Ali M. Nekoh	0.24 s	Kotlin	2025-06-19 13:15:40
6	Zaw Myat	0.62 s	Kotlin	2024-01-14 13:41:59

#	User	Runtime	Language	Date
1	Jakob Kristensen	0.00 s	OCaml	2025-03-21 13:48:06
2	Mikkel Martinus Fahnøe	0.00 s	OCaml	2025-03-21 13:48:28
3	Philip Shaffer-lassen	0.00 s	OCaml	2025-03-21 13:48:37

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2022-03-15 09:37:28

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2022-07-28 23:50:02

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.06 s	Prolog	2023-02-19 11:21:01
2	Lasse Letager Hansen	0.28 s	Prolog	2025-07-23 15:29:49

#	User	Runtime	Language	Date
1	Hasan Kalzi	0.02 s	Python 2	2022-06-18 22:50:31
2	Shuhaib Mehri	0.03 s	Python 2	2021-11-27 21:30:58
3	Yanmarshus Bachtiar	0.03 s	Python 2	2022-03-12 13:37:07
4	Johan Lyts	0.03 s	Python 2	2023-01-02 14:03:57
5	Andreas Björklund	0.04 s	Python 2	2022-03-12 19:03:14

#	User	Runtime	Language	Date
1	Jón Steinn Elíasson	0.04 s	Python 3	2022-09-29 00:10:40
2	João Manoel Feck	0.04 s	Python 3	2024-09-22 15:48:00
3	Alexandre Charland	0.04 s	Python 3	2024-10-18 01:33:17
4	Markus Mathiasen	0.04 s	Python 3	2024-10-28 20:08:44
5	Luis Enrique Cortijo Gonzales	0.04 s	Python 3	2024-11-05 01:35:39
6	Sander Oppen	0.04 s	Python 3	2024-11-20 23:01:41
7	Firman Syah	0.04 s	Python 3	2024-12-08 23:27:31
8	Hidden user	0.04 s	Python 3	2024-12-27 16:01:31
9	Jey Veerasamy	0.04 s	Python 3	2025-01-09 04:02:49
10	Kadin Matotek	0.04 s	Python 3	2025-03-20 01:35:08

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-03-31 11:15:42
2	Clement Oh	0.06 s	Ruby	2023-10-20 18:34:11

#	User	Runtime	Language	Date
1	Aaron Lengyel	0.00 s	Rust	2021-11-27 20:43:10
2	Bas Dirks	0.00 s	Rust	2022-02-18 17:38:58
3	Arnav Sastry	0.00 s	Rust	2022-03-18 18:41:22
4	Magix	0.00 s	Rust	2022-06-14 00:28:40
5	David Rasch	0.00 s	Rust	2022-09-21 17:31:13
6	Isak Jägberg	0.00 s	Rust	2024-10-29 14:19:58
7	Pankajkumar Patro	0.00 s	Rust	2024-11-21 17:58:51
8	Vincent Lagerros	0.00 s	Rust	2025-06-22 03:51:15

#	User	Length	Language	Date
1	Godmar Back	667	Bash	2025-07-08 16:32:39

#	User	Length	Language	Date
1	Joel Preetam Gurivireddy	665	C	2024-01-26 21:41:51
2	Mohsina Binte Asad	768	C	2025-06-18 10:11:27
3	Matthew Weston	794	C	2022-02-26 15:48:32
4	Neeraj Kumbar	1142	C	2023-05-30 08:32:21
5	Bergur Snorrason	1761	C	2022-02-12 17:28:52

#	User	Length	Language	Date
1	Gregory Sinclair	345	C#	2023-12-09 05:51:53
2	A.R.	693	C#	2025-04-13 17:34:58
3	Göran Andersson	857	C#	2022-05-16 10:36:14
4	Krzysztof Magda	868	C#	2023-08-04 14:25:20
5	Michael Damsgaard	1021	C#	2025-01-04 07:44:48
6	Hidden user	1035	C#	2022-07-18 11:06:59
7	Peter Løffmann	1041	C#	2022-05-01 16:24:18
8	Գոռ Բաղդասարյան	1048	C#	2024-12-14 12:18:48
9	Umar Rasyid	1060	C#	2025-06-10 20:16:00
10	Henrik Hallbert	1063	C#	2022-03-03 12:37:45

#	User	Length	Language	Date
1	Frans Meulenbroeks	255	C++	2024-11-13 16:45:28
2	Lup Bianca	384	C++	2023-03-04 14:06:36
3	Admasu Abera	387	C++	2022-02-25 20:08:18
4	Yung Chi Li	387	C++	2023-05-13 23:52:46
5	刘凯文	419	C++	2021-11-27 23:37:10
6	Dalaitseren B	423	C++	2024-09-11 09:35:45
7	Grae Yeandle	431	C++	2022-02-12 20:48:09
8	Artemis Ngoh	461	C++	2022-09-07 17:07:58
9	Vladyslav Reznikov	461	C++	2023-01-02 15:38:48
10	Armen Andreasyan	468	C++	2022-02-21 12:57:23

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	548	F#	2022-11-19 18:21:44

#	User	Length	Language	Date
1	Norbert Voelker	805	Go	2022-02-12 20:40:44
2	Andriy Zyevakov	946	Go	2023-01-19 09:10:16

#	User	Length	Language	Date
1	Jan Hrček	280	Haskell	2024-12-20 06:57:47
2	Øyvind Almli	474	Haskell	2022-03-18 14:19:35
3	Mason Barnhill	477	Haskell	2023-09-02 02:15:07
4	Shinji Koshida	559	Haskell	2025-06-10 08:37:29
5	Ng Tek In	661	Haskell	2022-08-14 18:31:48
6	Steinar Simonnes	990	Haskell	2024-03-22 18:17:24
7	Brent Yorgey	8061	Haskell	2022-02-17 04:18:29

#	User	Length	Language	Date
1	Carter Henderson	574	Java	2022-03-01 17:37:38
2	Aedan	721	Java	2023-02-23 01:36:09
3	Amine Braham	729	Java	2022-02-20 05:05:20
4	Tristen Brogan	734	Java	2023-02-21 01:46:38
5	Doug Goodman	737	Java	2022-02-13 15:55:29
6	Taylor Wong	750	Java	2022-11-16 17:27:03
7	Marshall D Feng	756	Java	2022-02-26 01:37:31
8	Mikkel C. B. Christensen	756	Java	2023-10-23 12:36:11
9	Josh Henderson	771	Java	2022-02-21 00:52:47
10	Raymond Arrington	793	Java	2024-06-21 04:40:48

#	User	Length	Language	Date
1	Chris Wong	1075	JavaScript (Node.js)	2022-03-16 11:44:01

#	User	Length	Language	Date
1	Jimmy Gustafsson	181	JavaScript (SpiderMonkey)	2024-07-25 23:03:22
2	Christian Pilegaard Cederquist	260	JavaScript (SpiderMonkey)	2023-01-27 17:15:49
3	Bjørn Chr. Soltvedt	412	JavaScript (SpiderMonkey)	2022-02-19 14:51:41

#	User	Length	Language	Date
1	Danny Robinson	166	Julia	2023-09-08 20:42:50
2	Timothy Gaede	980	Julia	2024-04-11 01:21:03

#	User	Length	Language	Date
1	Ali M. Nekoh	370	Kotlin	2025-06-19 13:15:40
2	Troy Warmboe	451	Kotlin	2023-04-13 00:17:16
3	Adam Rankin	505	Kotlin	2023-05-03 04:49:02
4	Martijn Muijsers	705	Kotlin	2024-05-31 22:25:00
5	Ola Sundell	885	Kotlin	2022-03-18 16:33:13
6	Zaw Myat	1138	Kotlin	2024-01-14 13:41:59

#	User	Length	Language	Date
1	Mikkel Martinus Fahnøe	1027	OCaml	2025-03-21 13:48:28
2	Philip Shaffer-lassen	1027	OCaml	2025-03-21 13:48:37
3	Jakob Kristensen	1074	OCaml	2025-03-21 13:48:06

#	User	Length	Language	Date
1	Ingemar Ragnemalm	584	Pascal	2022-03-15 09:37:28

#	User	Length	Language	Date
1	Renate	507	PHP	2022-07-28 23:50:02

#	User	Length	Language	Date
1	Hakan Kjellerstrand	473	Prolog	2023-02-19 11:21:01
2	Lasse Letager Hansen	585	Prolog	2025-07-23 16:08:35

#	User	Length	Language	Date
1	Andreas Björklund	272	Python 2	2022-03-12 19:03:14
2	Yanmarshus Bachtiar	335	Python 2	2022-03-12 13:37:07
3	Johan Lyts	431	Python 2	2023-01-02 22:14:50
4	Shuhaib Mehri	489	Python 2	2021-11-27 21:30:58
5	Hasan Kalzi	544	Python 2	2022-03-06 23:39:05

#	User	Length	Language	Date
1	Clement Oh	123	Python 3	2023-07-13 08:43:15
2	Farzam Abrishami	145	Python 3	2025-05-06 16:34:30
3	Benjamin Z White	146	Python 3	2023-05-18 01:48:20
4	Ahmed Chamseddine	152	Python 3	2024-08-02 15:15:41
5	Noah Weninger	153	Python 3	2022-03-04 04:19:42
6	Eugin Pahk	154	Python 3	2024-02-13 08:57:47
7	Si Jie Tan	155	Python 3	2026-01-15 03:44:03
8	Yong Mao	156	Python 3	2023-05-31 01:44:13
9	Alexandre Charland	157	Python 3	2024-10-18 01:40:20
10	Hidden user	168	Python 3	2022-02-25 09:41:16

#	User	Length	Language	Date
1	Thomas Feld	76	Ruby	2023-03-31 11:15:57
2	Clement Oh	160	Ruby	2023-10-20 18:34:11

#	User	Length	Language	Date
1	Vincent Lagerros	608	Rust	2025-06-22 03:51:15
2	Pankajkumar Patro	808	Rust	2024-11-21 17:58:51
3	David Rasch	820	Rust	2022-09-21 17:31:13
4	Bas Dirks	1192	Rust	2022-02-18 17:38:58
5	Isak Jägberg	1416	Rust	2024-10-29 14:19:58
6	Magix	1561	Rust	2022-06-14 00:28:40
7	Arnav Sastry	2870	Rust	2022-03-18 18:41:22
8	Aaron Lengyel	3605	Rust	2021-11-27 20:43:10

Solution running time distribution