Problem I
Bell Ringing — Problem Statistics

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Submissions	904
Accepted submissions	407
Submission ratio	45.02%
Authors	384
Full solves [?]	316
Full solve Ratio	82.29%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.02 s	C	2019-10-15 14:18:08
2	Mirel Cosulschi	0.02 s	C	2022-11-17 22:12:09

#	User	Runtime	Language	Date
1	Keefe Johnson	0.00 s	C++	2017-07-03 22:26:49
2	Alexander Kravberg	0.00 s	C++	2023-07-18 23:37:34
3	Tomas Lagland	0.01 s	C++	2016-02-13 20:27:49
4	Lingsong Zeng	0.01 s	C++	2016-03-26 22:44:15
5	Reine Reynoso	0.01 s	C++	2016-07-02 11:30:03
6	Fredrik Präntare	0.01 s	C++	2016-10-04 11:21:56
7	Vadim Tihomirov	0.01 s	C++	2017-03-11 09:20:47
8	LJR	0.01 s	C++	2024-03-31 16:04:15
9	Lucian Bicsi	0.02 s	C++	2015-10-10 11:37:19
10	Максим Финютин	0.02 s	C++	2015-10-10 13:30:45

#	User	Runtime	Language	Date
1	Gunnar Kreitz	0.03 s	Haskell	2015-10-10 10:24:21
2	Lukas Polacek	0.03 s	Haskell	2015-10-14 00:41:16
3	Abel Martin	0.03 s	Haskell	2017-03-11 21:47:32
4	Brent Yorgey	0.10 s	Haskell	2018-12-01 05:47:24

#	User	Runtime	Language	Date
1	Bjørn Dons	0.14 s	Java	2023-06-21 20:55:27
2	Chris Wu	0.16 s	Java	2016-03-26 23:30:37
3	Love Engman	0.16 s	Java	2016-05-17 13:23:40
4	Yucheng Niu	0.16 s	Java	2018-04-17 17:07:14
5	chirurg	0.16 s	Java	2025-03-26 21:36:12
6	Magnar Myrtveit	0.17 s	Java	2015-10-11 00:45:39
7	David Brink	0.18 s	Java	2016-08-28 21:17:04
8	Fredrik Persson	0.19 s	Java	2015-10-11 01:24:00
9	Erik Baalhuis	0.20 s	Java	2016-08-02 18:39:07
10	Sumeet Varma	0.21 s	Java	2015-10-10 14:24:09

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2017-09-28 00:24:18

#	User	Runtime	Language	Date
1	Frederik Bjørn Groben Nielsen	0.87 s	Kotlin	2021-03-12 19:39:46

#	User	Runtime	Language	Date
1	Mikael Hedin	0.04 s	Python 2	2015-10-27 21:35:08
2	Urban Pettersson	0.06 s	Python 2	2015-10-12 16:55:57
3	Daniel Palmqvist	0.06 s	Python 2	2015-10-16 22:35:08
4	Fredrika Agestam	0.06 s	Python 2	2015-10-27 19:46:29
5	Andreas Björklund	0.06 s	Python 2	2018-12-14 09:25:05
6	Pointers i Pyjamas	0.07 s	Python 2	2015-10-10 15:31:47
7	Martin Vonheim Larsen	0.07 s	Python 2	2015-10-10 17:40:16
8	Aditya Parulekar	0.07 s	Python 2	2018-07-23 22:56:07
9	David Nilsson	0.07 s	Python 2	2019-04-20 17:56:47
10	Asger Hautop Drewsen	0.08 s	Python 2	2015-10-11 18:48:01

#	User	Runtime	Language	Date
1	Mikael Hedin	0.05 s	Python 3	2015-10-27 21:42:28
2	Christoffer Modée	0.07 s	Python 3	2015-10-11 21:21:51
3	Hidden user	0.07 s	Python 3	2019-04-12 09:24:14
4	Atli Fannar Franklín	0.08 s	Python 3	2017-10-03 15:51:43
5	Christoffer Sommerlund	0.08 s	Python 3	2020-10-16 10:30:51
6	Viktor Bello Thomsen	0.09 s	Python 3	2020-10-14 16:37:31
7	Simon Ljungbeck	0.09 s	Python 3	2022-01-20 14:50:29
8	Mikael Häglund	0.09 s	Python 3	2024-09-28 13:08:21
9	Guan Yang Ze	0.10 s	Python 3	2021-04-29 09:49:45
10	ErikWDev	0.10 s	Python 3	2022-01-20 14:51:30

#	User	Runtime	Language	Date
1	Casper Christensen	0.20 s	Ruby	2019-06-08 21:43:15

#	User	Runtime	Language	Date
1	Hidden user	0.07 s	Rust	2025-08-21 13:53:06

#	User	Length	Language	Date
1	Mirel Cosulschi	1264	C	2022-11-17 22:12:09
2	Ivan Petrov	1560	C	2019-10-15 14:18:08

#	User	Length	Language	Date
1	Joakim Blikstad	353	C++	2015-10-10 19:33:21
2	Elias Lolck	420	C++	2023-08-17 01:10:44
3	Mathias Gernez	426	C++	2023-06-26 17:42:11
4	Christoffer Modée	488	C++	2015-10-12 20:11:53
5	Noah Weninger	565	C++	2018-09-20 06:18:00
6	Johan Wind	583	C++	2019-03-03 18:21:28
7	Rene Josiah M. Quinto	606	C++	2016-07-03 10:30:22
8	Jorik Jooken	625	C++	2017-10-12 11:07:17
9	Oskar Haarklou Veileborg	677	C++	2015-10-10 22:37:49
10	Simon Rumle Tarnow	708	C++	2019-09-24 18:12:25

#	User	Length	Language	Date
1	Gunnar Kreitz	406	Haskell	2015-10-10 10:24:21
2	Lukas Polacek	406	Haskell	2015-10-14 00:41:16
3	Brent Yorgey	931	Haskell	2018-12-01 05:47:24
4	Abel Martin	1294	Haskell	2017-03-11 21:47:32

#	User	Length	Language	Date
1	Jonas Sjöstrand	686	Java	2015-10-16 03:51:23
2	Frank Ruskey	928	Java	2016-11-08 21:19:26
3	Måns Magnusson	963	Java	2015-10-18 19:31:04
4	Xuehui Chen	1105	Java	2018-07-22 23:08:27
5	Doug Goodman	1199	Java	2017-09-04 21:54:03
6	Calvin Godfrey	1311	Java	2020-05-21 01:58:32
7	Jens Hansen	1394	Java	2016-10-06 21:27:21
8	Eskil Jarlskog	1470	Java	2015-10-10 23:31:35
9	Florian Rödig	1518	Java	2016-10-27 22:07:50
10	Alexander	1518	Java	2016-10-27 22:13:32

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	1899	JavaScript (SpiderMonkey)	2017-09-28 00:24:18

#	User	Length	Language	Date
1	Frederik Bjørn Groben Nielsen	1330	Kotlin	2021-03-12 19:39:46

#	User	Length	Language	Date
1	Asger Hautop Drewsen	334	Python 2	2015-10-11 18:48:01
2	Andreas Björklund	343	Python 2	2018-12-14 09:25:05
3	Lars Åström	359	Python 2	2019-05-14 16:41:18
4	David Nilsson	429	Python 2	2019-04-20 17:56:47
5	Dustin Pho	457	Python 2	2016-03-29 20:31:54
6	Fredrika Agestam	530	Python 2	2015-10-27 19:46:29
7	Martin Vonheim Larsen	541	Python 2	2015-10-10 17:40:16
8	Arne Tobias Malkenes Ødegaard	554	Python 2	2015-12-01 19:39:12
9	Maj Stenmark	584	Python 2	2018-08-05 16:12:48
10	Daniel Palmqvist	634	Python 2	2015-10-16 22:35:08

#	User	Length	Language	Date
1	Nicholas Russell Saerang	207	Python 3	2024-05-31 12:37:55
2	udiandianis	242	Python 3	2024-03-31 13:52:09
3	Christoffer Modée	266	Python 3	2015-10-12 19:40:14
4	Oskar Larsson	305	Python 3	2020-10-09 13:43:57
5	Rickard Torén	338	Python 3	2016-10-07 22:11:22
6	Alex Loiko	347	Python 3	2019-12-03 20:26:52
7	Markus Krabbe Larsen	358	Python 3	2021-09-30 18:58:23
8	Paco Criado	359	Python 3	2023-09-07 18:09:48
9	Shashank Bhatt	363	Python 3	2022-05-15 08:59:28
10	Svend Christian Svendsen	410	Python 3	2016-09-30 16:39:21

#	User	Length	Language	Date
1	Casper Christensen	372	Ruby	2019-06-08 21:43:15

#	User	Length	Language	Date
1	Hidden user	10299	Rust	2025-08-21 13:53:06

Solution running time distribution