Problem I
UTF-8 — Problem Statistics

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Submissions	946
Accepted submissions	392
Submission ratio	41.44%
Authors	365
Full solves [?]	332
Full solve Ratio	90.96%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2021-10-21 12:16:50
2	arda atci	0.00 s	C	2022-04-19 18:58:58
3	Eyleifur Bjarkason	0.00 s	C	2022-12-15 01:13:27
4	Kevin Orenday	0.00 s	C	2023-06-28 14:32:55
5	Ioannis Br	0.00 s	C	2023-10-01 23:49:02
6	Tyler Mulholland	0.00 s	C	2023-10-19 02:13:27
7	Mirel Cosulschi	0.00 s	C	2025-05-18 16:42:37

#	User	Runtime	Language	Date
1	Mikael Fiala-Lundström	0.02 s	C#	2022-01-15 18:38:27
2	Adrian Bay Dorph	0.03 s	C#	2021-11-26 16:49:32
3	Göran Andersson	0.03 s	C#	2022-05-27 14:38:22
4	Hidden user	0.04 s	C#	2024-03-11 01:29:07

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.03 s	F#	2022-12-20 18:31:01

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-11-12 20:08:21
2	Lukas L. Hjelmstrand	0.10 s	Go	2021-11-26 16:50:24

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Haskell	2023-01-19 00:21:56
2	Steinar Simonnes	0.00 s	Haskell	2024-02-20 10:25:36
3	Brent Yorgey	0.01 s	Haskell	2021-10-22 18:27:32

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Java	2024-09-22 05:12:03
2	Gian Karl Cera	0.05 s	Java	2025-10-16 01:18:52
3	Crystal Sharpe	0.06 s	Java	2021-10-21 08:31:55
4	Asmus Tørsleff	0.06 s	Java	2021-11-26 17:39:00
5	Sven Rönnbäck	0.06 s	Java	2022-02-08 20:24:59
6	Liam Keliher	0.06 s	Java	2022-10-18 03:43:17
7	Quân Anh	0.06 s	Java	2024-04-25 10:18:17
8	Frederik Petersen	0.07 s	Java	2021-11-26 16:33:24
9	Joachim Borup	0.07 s	Java	2021-11-30 14:04:44
10	Kyle Kelly	0.07 s	Java	2022-04-11 15:34:25

#	User	Runtime	Language	Date
1	Peter Kedemo	0.42 s	JavaScript (Node.js)	2022-01-04 15:36:46

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-02-08 14:25:48
2	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-08-18 23:11:34
3	Evan Magill	0.02 s	JavaScript (SpiderMonkey)	2024-09-14 02:53:28
4	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2021-10-22 05:29:17
5	Zach Tschetter	0.03 s	JavaScript (SpiderMonkey)	2023-06-24 20:16:05

#	User	Runtime	Language	Date
1	Danny Robinson	0.56 s	Julia	2023-09-10 22:45:26
2	Timothy Gaede	0.62 s	Julia	2024-04-29 03:01:21

#	User	Runtime	Language	Date
1	Adam Rankin	0.19 s	Kotlin	2023-05-10 23:24:54
2	Michael Menezes	0.19 s	Kotlin	2023-09-17 21:05:24
3	Mohsen Dehbashi	0.28 s	Kotlin	2022-02-04 11:16:29

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2021-12-21 11:51:31

#	User	Runtime	Language	Date
1	Yanmarshus Bachtiar	0.03 s	Python 2	2021-10-31 10:30:41
2	Felix Köhler	0.10 s	Python 2	2024-06-21 11:18:11

#	User	Runtime	Language	Date
1	Petr	0.04 s	Python 3	2024-11-22 17:59:13
2	Rebecca Jackson	0.04 s	Python 3	2025-02-17 01:35:29
3	Dominic Berzin Chua Way Gin	0.04 s	Python 3	2025-04-17 14:14:51
4	Ryan Tan	0.04 s	Python 3	2025-07-20 17:45:37
5	Hidden user	0.04 s	Python 3	2025-07-27 06:28:12
6	Russell	0.04 s	Python 3	2025-09-21 01:20:09
7	Thomas Feld	0.05 s	Python 3	2022-08-26 13:47:17
8	Hidden user	0.05 s	Python 3	2023-01-19 16:31:23
9	Hidden user	0.05 s	Python 3	2023-05-21 21:47:49
10	Hidden user	0.05 s	Python 3	2023-07-21 17:01:10

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-09-11 09:16:17

#	User	Runtime	Language	Date
1	Alice Ryhl	0.00 s	Rust	2021-11-26 16:30:09
2	Bas Dirks	0.00 s	Rust	2022-02-05 07:58:01
3	David Rasch	0.00 s	Rust	2022-05-27 16:49:55
4	Felix Köhler	0.00 s	Rust	2022-08-28 04:43:44
5	Øyvind Almli	0.00 s	Rust	2023-01-04 11:02:45
6	David Wilkinson	0.00 s	Rust	2023-01-27 16:13:09
7	Vincent Lagerros	0.00 s	Rust	2025-09-20 00:08:11

#	User	Length	Language	Date
1	arda atci	919	C	2022-04-19 18:58:58
2	Mirel Cosulschi	1291	C	2025-05-18 16:42:37
3	Ioannis Br	1359	C	2023-10-01 23:52:20
4	Tyler Mulholland	1391	C	2023-10-19 02:40:10
5	Kevin Orenday	2581	C	2023-06-28 14:32:55
6	Bergur Snorrason	2583	C	2021-10-21 12:16:50
7	Eyleifur Bjarkason	10012	C	2022-12-15 01:13:27

#	User	Length	Language	Date
1	Hidden user	960	C#	2024-03-11 01:29:07
2	Göran Andersson	1209	C#	2022-05-27 14:38:22
3	Adrian Bay Dorph	1986	C#	2021-11-26 16:49:32
4	Mikael Fiala-Lundström	3628	C#	2022-01-15 15:31:50

#	User	Length	Language	Date
1	Dmitry Lyubshin	669	C++	2023-04-06 14:36:21
2	Hidden user	739	C++	2024-01-17 10:25:36
3	Hyunjun Lee	808	C++	2022-10-13 13:57:05
4	Hidden user	810	C++	2022-08-14 08:13:40
5	Felix Köhler	832	C++	2022-08-27 13:38:57
6	Furio Gerwitz	913	C++	2022-04-25 06:42:24
7	Atli Fannar Franklín	921	C++	2022-02-23 12:14:04
8	Tùng Hoàng Lâm	954	C++	2024-11-21 07:50:26
9	Alexander Skovsende	958	C++	2021-11-26 16:30:53
10	Grae Yeandle	959	C++	2021-11-13 14:34:10

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1633	F#	2022-12-20 18:31:01

#	User	Length	Language	Date
1	Norbert Voelker	1070	Go	2021-11-12 20:08:21
2	Lukas L. Hjelmstrand	1530	Go	2021-11-26 16:50:24

#	User	Length	Language	Date
1	Steinar Simonnes	727	Haskell	2024-02-20 10:19:15
2	Hidden user	776	Haskell	2023-01-19 00:21:56
3	Brent Yorgey	7891	Haskell	2021-10-22 18:27:32

#	User	Length	Language	Date
1	Evan Magill	983	Java	2024-09-19 15:58:20
2	Crystal Sharpe	1250	Java	2021-10-21 08:31:55
3	Wernher To	1272	Java	2024-03-11 18:09:38
4	Aaron Zhou	1307	Java	2023-04-01 00:06:51
5	Doug Goodman	1325	Java	2021-10-25 16:55:04
6	Ronak Mistry	1341	Java	2023-12-29 21:07:25
7	Win Htet Aung	1432	Java	2022-02-03 06:40:14
8	Hidden user	1432	Java	2022-02-03 06:50:03
9	Sann Linn Tun	1432	Java	2022-02-03 06:50:21
10	Hidden user	1459	Java	2022-02-03 06:51:18

#	User	Length	Language	Date
1	Peter Kedemo	1496	JavaScript (Node.js)	2022-01-04 15:36:46

#	User	Length	Language	Date
1	Evan Magill	624	JavaScript (SpiderMonkey)	2024-09-14 02:53:28
2	Jimmy Gustafsson	666	JavaScript (SpiderMonkey)	2024-08-18 23:11:34
3	Zach Tschetter	723	JavaScript (SpiderMonkey)	2023-06-24 20:16:05
4	Christian Pilegaard Cederquist	819	JavaScript (SpiderMonkey)	2023-02-08 14:25:48
5	Bjørn Chr. Soltvedt	827	JavaScript (SpiderMonkey)	2021-10-22 05:29:17

#	User	Length	Language	Date
1	Danny Robinson	204	Julia	2023-09-10 22:45:26
2	Timothy Gaede	1129	Julia	2024-04-29 03:01:21

#	User	Length	Language	Date
1	Adam Rankin	1019	Kotlin	2023-05-10 23:24:54
2	Mohsen Dehbashi	1226	Kotlin	2022-02-04 11:16:29
3	Michael Menezes	1533	Kotlin	2023-09-17 21:05:24

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1005	Pascal	2021-12-21 11:51:31

#	User	Length	Language	Date
1	Felix Köhler	181	Python 2	2024-06-21 11:18:11
2	Yanmarshus Bachtiar	694	Python 2	2021-10-31 10:30:41

#	User	Length	Language	Date
1	Felix Köhler	183	Python 3	2024-06-21 11:15:51
2	Tobias Bessler	299	Python 3	2023-09-14 22:53:39
3	John Hershey	372	Python 3	2024-09-17 07:32:48
4	Andreas Björklund	402	Python 3	2023-04-06 09:57:14
5	Paul Wild	419	Python 3	2023-04-01 01:08:15
6	Oskar Haarklou Veileborg	422	Python 3	2021-10-25 15:19:01
7	Thomas Feld	430	Python 3	2022-08-26 13:47:17
8	Thibault Raffaillac	472	Python 3	2024-08-26 17:04:29
9	Yong Mao	484	Python 3	2023-11-13 14:13:16
10	Hidden user	489	Python 3	2023-06-15 01:50:23

#	User	Length	Language	Date
1	Thomas Feld	124	Ruby	2023-09-11 09:16:46

#	User	Length	Language	Date
1	David Rasch	900	Rust	2022-05-27 16:49:55
2	Felix Köhler	929	Rust	2024-06-21 12:40:30
3	David Wilkinson	1099	Rust	2023-01-27 16:13:09
4	Vincent Lagerros	1105	Rust	2025-09-20 00:08:11
5	Bas Dirks	1571	Rust	2022-02-05 07:58:01
6	Alice Ryhl	1666	Rust	2021-11-26 16:30:09
7	Øyvind Almli	2039	Rust	2023-01-04 11:02:45

Solution running time distribution