Problem I
Distinctive Character — Problem Statistics

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Submissions	3544
Accepted submissions	913
Submission ratio	25.76%
Authors	907
Full solves [?]	540
Full solve Ratio	59.54%

#	User	Runtime	Language	Date
1	Agis Daniels	0.05 s	C	2022-02-11 22:45:09
2	Ruhan Habib	0.06 s	C	2017-10-07 21:04:59
3	Ruben Spaans	0.06 s	C	2017-10-08 00:00:54
4	Ivan Petrov	0.08 s	C	2019-05-16 08:55:55
5	Jesper Öqvist	0.10 s	C	2018-04-22 11:08:51
6	Christian N	0.12 s	C	2017-10-10 19:45:59
7	Bergur Snorrason	0.12 s	C	2019-07-10 21:49:43

#	User	Runtime	Language	Date
1	Kasper Kabell	0.16 s	C#	2025-05-01 09:25:31
2	Anssi Lahtinen	0.19 s	C#	2025-05-17 17:46:04
3	Gustav Karlsson	0.57 s	C#	2025-05-18 18:20:52

#	User	Runtime	Language	Date
1	Koichi Namekata	0.04 s	C++	2021-01-23 19:48:37
2	Lin Lee	0.04 s	C++	2021-12-11 08:46:46
3	Leif Eriksson	0.04 s	C++	2022-03-28 13:55:11
4	Tolga Atam	0.04 s	C++	2024-11-01 03:15:46
5	吳宗達	0.05 s	C++	2017-10-14 06:44:49
6	Zeyu Zheng	0.05 s	C++	2017-10-22 21:30:57
7	Michael Zündorf	0.05 s	C++	2019-06-01 02:15:39
8	Agis Daniels	0.05 s	C++	2022-02-11 22:32:02
9	Arthur Henrique Paixão Santos	0.05 s	C++	2022-10-22 23:13:16
10	Ernest Ng Zi Xuan	0.05 s	C++	2024-12-22 09:30:20

#	User	Runtime	Language	Date
1	Hugo Sansaqua	0.31 s	Common Lisp	2021-01-23 20:42:19

#	User	Runtime	Language	Date
1	Hidden user	0.28 s	Go	2018-12-04 17:57:44

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.62 s	Haskell	2025-10-03 18:20:02

#	User	Runtime	Language	Date
1	Bjørn Dons	0.17 s	Java	2018-12-17 22:29:48
2	Crystal Sharpe	0.19 s	Java	2021-01-25 02:59:52
3	Wouter Kool	0.23 s	Java	2018-10-19 19:40:58
4	Doug Goodman	0.25 s	Java	2018-09-24 16:05:20
5	Nick Wu	0.26 s	Java	2017-10-08 18:59:49
6	Christoph Langhans	0.27 s	Java	2024-01-03 02:43:01
7	Денис Безруков	0.28 s	Java	2017-10-07 20:23:28
8	Martijn Muijsers	0.29 s	Java	2017-11-14 20:36:22
9	Hidden user	0.29 s	Java	2017-11-15 09:17:44
10	Arup Ratan Guha	0.29 s	Java	2017-12-04 11:28:29

#	User	Runtime	Language	Date
1	Christopher Walther	0.16 s	JavaScript (SpiderMonkey)	2021-05-28 18:52:06

#	User	Runtime	Language	Date
1	Adam Rankin	0.54 s	Kotlin	2023-10-05 01:51:11
2	Nico Metger	0.60 s	Kotlin	2021-12-10 18:36:36
3	Quy Nguyen	0.63 s	Kotlin	2021-04-10 22:30:10
4	Andreas Wassum	0.92 s	Kotlin	2020-01-21 20:48:37

#	User	Runtime	Language	Date
1	Jonas Kylling	0.33 s	Python 2	2018-10-10 23:31:15
2	Sigurður Jens Albertsson	0.47 s	Python 2	2017-11-13 19:54:44
3	Lars Åström	0.47 s	Python 2	2018-04-19 23:58:33
4	Justus Karlsson	0.48 s	Python 2	2018-01-25 23:37:09
5	Björn Martinsson	0.51 s	Python 2	2017-10-07 19:56:13
6	Andreas Björklund	0.51 s	Python 2	2019-03-18 08:03:23
7	Snild Dolkow	0.55 s	Python 2	2017-10-07 21:36:15
8	Shaghayegh Khangaldy	0.56 s	Python 2	2021-12-24 18:35:02
9	Morten Hein Tiljeset	0.57 s	Python 2	2017-10-15 20:29:43
10	Finn Stoldt	0.57 s	Python 2	2020-03-20 15:40:18

#	User	Runtime	Language	Date
1	Dilhan Salgado	0.33 s	Python 3	2025-09-21 04:09:28
2	Nicholas Russell Saerang	0.40 s	Python 3	2023-02-15 11:20:34
3	Melfin Elisha Devout	0.40 s	Python 3	2023-07-16 15:45:33
4	Lennart Meyling	0.44 s	Python 3	2024-07-27 22:20:53
5	Máni Eiðsson	0.47 s	Python 3	2024-03-03 21:15:33
6	Pascal Sikorski	0.50 s	Python 3	2025-10-30 20:41:43
7	Brecht Callens	0.54 s	Python 3	2020-11-13 23:24:15
8	Amit Suveer	0.55 s	Python 3	2022-02-01 00:53:56
9	Julius Thunström	0.55 s	Python 3	2022-09-04 21:15:41
10	Mikael Häglund	0.55 s	Python 3	2023-09-28 11:44:45

#	User	Runtime	Language	Date
1	Niklas Sandén	0.06 s	Rust	2022-09-01 21:34:18
2	Sebastian Refsnes	0.06 s	Rust	2025-04-20 09:26:36
3	Klas af Geijerstam	0.07 s	Rust	2022-03-18 07:54:46
4	Radu-Teodor Prosie	0.08 s	Rust	2025-08-11 17:16:54
5	Alice Ryhl	0.11 s	Rust	2021-10-08 17:27:07
6	Þorvaldur Tumi Baldursson	0.11 s	Rust	2023-03-02 22:43:17
7	Jonathan Cederlund	0.37 s	Rust	2023-05-09 15:17:41

#	User	Length	Language	Date
1	Ruben Spaans	522	C	2017-10-08 00:00:54
2	Ruhan Habib	1130	C	2017-10-07 21:04:59
3	Agis Daniels	1233	C	2022-02-11 22:45:09
4	Ivan Petrov	1430	C	2019-05-16 08:55:55
5	Christian N	1869	C	2017-10-10 20:19:36
6	Bergur Snorrason	2478	C	2019-07-10 21:49:43
7	Jesper Öqvist	2894	C	2018-04-22 11:08:51

#	User	Length	Language	Date
1	Kasper Kabell	1749	C#	2025-04-30 20:53:24
2	Anssi Lahtinen	2073	C#	2025-05-17 16:47:34
3	Gustav Karlsson	2511	C#	2025-05-18 18:20:52

#	User	Length	Language	Date
1	Julian Neeleman	547	C++	2017-10-13 08:07:17
2	Koichi Namekata	626	C++	2021-01-23 19:48:37
3	Hidden user	636	C++	2024-06-02 14:54:40
4	Gerth Stølting Brodal	641	C++	2017-10-07 23:05:32
5	Eric Yang	649	C++	2021-04-10 21:13:42
6	Yeoh Han Yi	657	C++	2025-04-15 15:12:27
7	Jan Elffers	662	C++	2017-10-07 11:58:55
8	Johan Wind	666	C++	2018-04-21 14:52:59
9	Jiarui Zhang	679	C++	2017-10-22 20:49:56
10	Henry Xia	681	C++	2021-01-23 21:24:14

#	User	Length	Language	Date
1	Hugo Sansaqua	9562	Common Lisp	2021-01-23 20:42:19

#	User	Length	Language	Date
1	Hidden user	1484	Go	2018-12-04 17:57:44

#	User	Length	Language	Date
1	Steinar Simonnes	2069	Haskell	2025-10-03 18:20:02

#	User	Length	Language	Date
1	Christoph Langhans	855	Java	2024-01-03 03:45:10
2	Jacob Korsholm	893	Java	2017-10-09 00:14:57
3	Anika Oellerich	1049	Java	2017-10-28 12:54:13
4	Thore Tiemann	1049	Java	2017-11-02 22:21:04
5	Amon Al-khatib	1152	Java	2017-12-04 00:30:07
6	Rikard Johansson	1152	Java	2023-06-07 01:38:36
7	Paula Arnold	1162	Java	2018-03-17 15:41:06
8	Marcel Wienöbst	1202	Java	2018-03-16 20:37:12
9	Olav Røthe Bakken	1211	Java	2017-10-16 13:11:33
10	Andrew Polizzotto	1213	Java	2020-11-28 07:11:03

#	User	Length	Language	Date
1	Christopher Walther	2051	JavaScript (SpiderMonkey)	2021-05-28 18:52:06

#	User	Length	Language	Date
1	Adam Rankin	817	Kotlin	2023-10-05 01:51:11
2	Quy Nguyen	951	Kotlin	2021-04-10 22:30:10
3	Nico Metger	1385	Kotlin	2021-12-10 18:36:36
4	Andreas Wassum	4911	Kotlin	2020-01-21 20:48:37

#	User	Length	Language	Date
1	Finn Stoldt	403	Python 2	2020-03-20 15:40:18
2	Morten Hein Tiljeset	405	Python 2	2017-10-15 20:29:43
3	Justus Karlsson	405	Python 2	2018-01-25 23:37:09
4	Shaghayegh Khangaldy	405	Python 2	2021-12-24 18:35:02
5	Andreas Björklund	455	Python 2	2019-03-18 08:03:23
6	Björn Martinsson	505	Python 2	2017-10-07 19:31:31
7	Snild Dolkow	513	Python 2	2017-10-07 21:36:15
8	Erik Tjøswold	516	Python 2	2017-10-15 18:42:41
9	Hansel Qiu	528	Python 2	2019-02-02 20:16:15
10	Maj Stenmark	573	Python 2	2018-04-16 23:00:42

#	User	Length	Language	Date
1	Julius Thunström	177	Python 3	2025-08-09 22:36:08
2	Lennart Meyling	184	Python 3	2024-10-06 01:19:02
3	Thomas Feld	188	Python 3	2023-11-07 08:48:12
4	Michael Goldwasser	199	Python 3	2025-11-01 15:53:24
5	Sander Oppen	302	Python 3	2024-09-26 18:32:30
6	Ole Markus Bråthen	306	Python 3	2024-11-22 23:56:42
7	Dilhan Salgado	331	Python 3	2025-09-21 04:09:28
8	Yeeon Ryu	333	Python 3	2025-11-05 19:13:03
9	Stefán Hermundsson	358	Python 3	2022-03-02 12:07:52
10	Harry Zhang	371	Python 3	2023-09-28 11:54:44

#	User	Length	Language	Date
1	Þorvaldur Tumi Baldursson	1115	Rust	2023-03-02 22:43:17
2	Sebastian Refsnes	1876	Rust	2025-04-20 09:26:36
3	Radu-Teodor Prosie	1940	Rust	2025-08-11 17:16:54
4	Alice Ryhl	2060	Rust	2021-10-08 17:27:07
5	Jonathan Cederlund	2644	Rust	2023-05-09 15:17:41
6	Klas af Geijerstam	6816	Rust	2022-03-17 21:20:30
7	Niklas Sandén	18400	Rust	2022-09-08 18:31:01

Solution running time distribution