Problem A
Fractional Lotion — Problem Statistics

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Submissions	2626
Accepted submissions	1096
Submission ratio	41.74%
Authors	853
Full solves [?]	768
Full solve Ratio	90.04%

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	C	2018-02-14 06:05:56
2	Ishak Dervišević	0.01 s	C	2019-01-21 10:15:56
3	Albert Lai	0.01 s	C	2020-11-11 01:11:04
4	Lawry Sorenson	0.01 s	C	2023-09-01 03:32:09
5	Elias Riedel Gårding	0.41 s	C	2014-10-09 19:19:15
6	Feliho S. J. Kèfil	0.41 s	C	2016-08-25 19:43:19
7	Jón Steinn Elíasson	0.41 s	C	2017-06-16 23:23:19
8	Andrew Roberts	0.41 s	C	2017-10-20 01:06:44
9	Ali Koer	0.41 s	C	2017-11-19 09:20:14
10	Matthew Ling	0.41 s	C	2018-01-17 04:31:15

#	User	Runtime	Language	Date
1	Khin Nyunt	0.24 s	C#	2016-08-20 17:44:58
2	Esty Crow	0.85 s	C#	2025-08-15 05:08:20
3	Anthony Ye	0.85 s	C#	2025-08-15 20:27:11

#	User	Runtime	Language	Date
1	Jiaye Will Wang	0.00 s	C++	2024-07-14 21:42:34
2	Syx Pek	0.01 s	C++	2016-01-25 19:35:44
3	Kristiyan Balabanov	0.01 s	C++	2017-02-14 23:06:51
4	iRaM	0.01 s	C++	2017-04-05 08:12:15
5	Hidden user	0.01 s	C++	2017-08-22 04:50:17
6	Donald Dong	0.01 s	C++	2018-01-03 08:31:13
7	Hidden user	0.01 s	C++	2018-02-14 06:04:18
8	Antoni Guz	0.01 s	C++	2018-03-01 16:32:35
9	William Gan	0.01 s	C++	2018-03-10 11:13:29
10	Ishak Dervišević	0.01 s	C++	2019-01-21 10:10:30

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	1.76 s	F#	2023-03-24 20:34:36

#	User	Runtime	Language	Date
1	Norbert Voelker	0.17 s	Go	2021-09-10 20:56:31
2	Khin Nyunt	0.79 s	Go	2023-09-12 05:32:39
3	Nathan Lee	1.58 s	Go	2025-09-26 17:57:25
4	Marcus Legendre	1.80 s	Go	2018-04-28 10:04:45

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.01 s	Haskell	2025-07-13 15:05:07
2	Juan Miguel Vilar	0.07 s	Haskell	2020-12-28 09:51:24
3	Mckinley Xie	0.10 s	Haskell	2025-02-21 06:51:26
4	Qi Ji	0.20 s	Haskell	2018-09-25 21:55:11
5	Albert Lai	1.62 s	Haskell	2020-11-04 20:10:16
6	Aurélien Pepin	1.79 s	Haskell	2019-10-04 17:50:47
7	Joakim Blikstad	1.83 s	Haskell	2015-05-17 17:01:27
8	Sebastian Banert	1.92 s	Haskell	2023-04-12 19:41:32
9	Brent Yorgey	1.94 s	Haskell	2017-11-11 17:07:01

#	User	Runtime	Language	Date
1	Lizhong Wang	0.26 s	Java	2018-04-17 20:52:35
2	Crystal Sharpe	0.28 s	Java	2020-07-17 05:41:46
3	Sven Rönnbäck	0.31 s	Java	2022-12-03 12:23:13
4	Hidden user	0.40 s	Java	2017-04-25 00:08:59
5	Viraj Maddur	0.46 s	Java	2017-01-23 01:21:21
6	Samuel Klingström	0.46 s	Java	2017-05-07 13:08:47
7	Kadin Tang	0.50 s	Java	2021-06-10 05:23:51
8	William Fiset	0.51 s	Java	2016-08-08 01:01:04
9	Nick Wu	0.52 s	Java	2016-07-06 22:14:55
10	Ali Koer	0.53 s	Java	2017-11-19 10:11:53

#	User	Runtime	Language	Date
1	Khin Nyunt	0.99 s	JavaScript (Node.js)	2021-10-03 12:28:29
2	Stephanie Keck	1.38 s	JavaScript (Node.js)	2020-02-12 06:01:45

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2017-01-07 23:37:19
2	Christian Pilegaard Cederquist	0.68 s	JavaScript (SpiderMonkey)	2023-05-27 09:57:03
3	Thomas Feld	0.86 s	JavaScript (SpiderMonkey)	2023-05-30 10:44:17
4	Magnar Myrtveit	1.25 s	JavaScript (SpiderMonkey)	2016-12-25 14:02:58

#	User	Runtime	Language	Date
1	Adam Rankin	0.96 s	Kotlin	2023-09-17 17:56:19
2	Benjamin Laurence Erickson	1.11 s	Kotlin	2020-11-03 22:13:41
3	Frederik Bjørn Groben Nielsen	1.15 s	Kotlin	2021-03-06 17:59:15
4	Phường Lên	1.19 s	Kotlin	2019-11-28 03:37:42
5	Hidden user	1.19 s	Kotlin	2020-03-04 17:37:07

#	User	Runtime	Language	Date
1	Noble Mushtak	0.06 s	Python 2	2019-10-12 00:23:07
2	Jesper Öqvist	0.08 s	Python 2	2019-08-13 08:13:23
3	Johan Lyts	0.10 s	Python 2	2020-02-24 21:18:04
4	Herbert Ilhan Tanujaya	0.15 s	Python 2	2019-03-24 11:41:18
5	Andreas Björklund	0.24 s	Python 2	2021-12-15 21:35:03
6	Isaac Lee	0.25 s	Python 2	2016-09-08 03:05:25
7	Tomas Alvarez	0.42 s	Python 2	2017-10-26 13:23:14
8	Maisam Arif	0.43 s	Python 2	2017-04-30 06:01:46
9	Rachel Campbell	0.43 s	Python 2	2017-05-04 03:44:00
10	Grant Ballard	0.47 s	Python 2	2019-04-13 00:53:46

#	User	Runtime	Language	Date
1	Grant Ballard	0.06 s	Python 3	2019-04-13 00:54:40
2	Hidden user	0.06 s	Python 3	2019-04-19 19:15:51
3	Dominic Berzin Chua Way Gin	0.06 s	Python 3	2025-04-18 06:03:13
4	Ethan Partidas	0.07 s	Python 3	2017-03-28 03:20:53
5	Hidden user	0.07 s	Python 3	2025-02-17 22:59:08
6	Petr	0.07 s	Python 3	2025-06-10 21:32:44
7	Danial Motamedi Mehr	0.08 s	Python 3	2024-02-12 07:22:20
8	Tobias Bessler	0.08 s	Python 3	2024-10-30 19:39:18
9	Sami Melhem	0.08 s	Python 3	2025-02-23 23:27:02
10	Ahmed Chamseddine	0.08 s	Python 3	2025-04-11 19:21:38

#	User	Runtime	Language	Date
1	Thomas Feld	1.06 s	Ruby	2023-05-04 11:45:48

#	User	Runtime	Language	Date
1	Stephen Atwood	0.01 s	Rust	2022-03-14 02:37:39
2	Eric Pinter	0.44 s	Rust	2021-06-19 08:52:55
3	Martin Lindström	0.52 s	Rust	2020-11-20 15:52:04
4	Bas Dirks	0.55 s	Rust	2024-02-03 09:14:01
5	Matias Frank Jensen	1.37 s	Rust	2021-03-06 11:46:24

#	User	Length	Language	Date
1	Elias Riedel Gårding	241	C	2014-10-09 19:19:15
2	Ivan Petrov	254	C	2019-09-02 15:49:02
3	Hidden user	271	C	2018-02-15 21:46:09
4	Hidden user	278	C	2025-01-12 18:38:27
5	Andrew Roberts	291	C	2017-10-20 01:06:44
6	Feliho S. J. Kèfil	299	C	2016-08-25 19:43:19
7	Simon Buan	316	C	2020-03-28 22:17:27
8	Salem Davidson	339	C	2022-08-27 00:59:04
9	Eelke Landsaat	344	C	2024-05-19 15:32:17
10	Hidden user	373	C	2024-04-14 20:53:14

#	User	Length	Language	Date
1	Esty Crow	359	C#	2025-08-15 05:08:20
2	Khin Nyunt	365	C#	2016-08-20 18:00:37
3	Anthony Ye	509	C#	2025-08-15 20:27:11

#	User	Length	Language	Date
1	Marshall D Feng	110	C++	2025-04-17 08:34:24
2	Zacaria Tawfick	144	C++	2025-04-17 04:23:47
3	a_b__c	176	C++	2021-03-03 20:04:38
4	Timothy White	222	C++	2021-10-08 17:12:29
5	Grae Yeandle	225	C++	2017-01-16 18:45:33
6	人外沙耶	230	C++	2021-03-31 14:17:30
7	MD. ALAM MIAH 1904102	234	C++	2022-08-07 08:04:54
8	Hidden user	241	C++	2018-02-14 05:56:40
9	Lars Åström	248	C++	2019-09-27 19:52:30
10	Markus Mathiasen	250	C++	2021-03-06 12:00:05

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	705	F#	2023-03-24 20:34:36

#	User	Length	Language	Date
1	Khin Nyunt	407	Go	2023-09-12 05:34:54
2	Marcus Legendre	417	Go	2018-04-28 09:54:28
3	Nathan Lee	558	Go	2025-09-26 17:57:25
4	Norbert Voelker	1124	Go	2021-09-10 20:48:26

#	User	Length	Language	Date
1	Sebastian Banert	172	Haskell	2023-04-12 19:41:32
2	Joakim Blikstad	233	Haskell	2015-05-17 17:04:17
3	Aurélien Pepin	267	Haskell	2019-10-04 17:50:47
4	Brent Yorgey	451	Haskell	2017-11-11 17:07:01
5	Albert Lai	656	Haskell	2020-11-04 20:10:16
6	Mckinley Xie	715	Haskell	2025-02-20 21:34:08
7	Juan Miguel Vilar	723	Haskell	2020-12-28 09:51:24
8	Steinar Simonnes	1388	Haskell	2025-07-19 17:23:15
9	Qi Ji	41246	Haskell	2018-09-25 22:04:26

#	User	Length	Language	Date
1	Brett Fazio	425	Java	2018-03-08 16:55:41
2	Eric Leow Yu Quan	429	Java	2021-07-31 12:46:00
3	Sayantan Manik	483	Java	2019-03-20 23:56:28
4	Hidden user	487	Java	2018-02-12 07:01:26
5	Michael Liu	491	Java	2018-06-17 04:40:21
6	Stephane Garreau	506	Java	2024-05-13 18:14:47
7	Doug Goodman	521	Java	2017-11-28 22:19:43
8	Paul Boddington	522	Java	2017-01-01 19:58:36
9	James Hamm	532	Java	2018-04-08 06:04:24
10	Johan Andersson	535	Java	2020-11-05 07:05:03

#	User	Length	Language	Date
1	Khin Nyunt	704	JavaScript (Node.js)	2021-10-03 12:28:29
2	Stephanie Keck	5250	JavaScript (Node.js)	2020-02-12 06:01:45

#	User	Length	Language	Date
1	Thomas Feld	75	JavaScript (SpiderMonkey)	2023-05-30 10:52:57
2	Christian Pilegaard Cederquist	89	JavaScript (SpiderMonkey)	2023-05-27 10:04:58
3	Magnar Myrtveit	268	JavaScript (SpiderMonkey)	2016-12-25 14:02:58
4	Bjørn Chr. Soltvedt	25641	JavaScript (SpiderMonkey)	2017-01-07 23:37:19

#	User	Length	Language	Date
1	Phường Lên	256	Kotlin	2019-11-28 03:37:42
2	Benjamin Laurence Erickson	338	Kotlin	2020-11-03 22:13:41
3	Hidden user	366	Kotlin	2020-03-04 17:37:07
4	Adam Rankin	400	Kotlin	2023-09-17 17:56:19
5	Frederik Bjørn Groben Nielsen	530	Kotlin	2021-03-06 17:59:15

#	User	Length	Language	Date
1	Thomas Feld	139	Python 2	2023-05-04 11:41:49
2	Juliang Li	269	Python 2	2018-02-10 03:53:01
3	Herbert Ilhan Tanujaya	332	Python 2	2019-03-24 11:41:18
4	Tomas Alvarez	358	Python 2	2017-10-26 13:23:14
5	Rachel Campbell	388	Python 2	2017-05-04 03:44:00
6	Maisam Arif	475	Python 2	2017-04-30 06:01:46
7	Johan Lyts	572	Python 2	2020-02-24 15:11:43
8	Andreas Björklund	762	Python 2	2021-12-15 21:35:03
9	Isaac Lee	804	Python 2	2016-09-08 03:05:25
10	Jesper Öqvist	927	Python 2	2019-08-13 08:13:23

#	User	Length	Language	Date
1	Thomas Feld	101	Python 3	2023-05-30 09:43:05
2	Benjamin Z White	125	Python 3	2023-05-13 12:55:27
3	Rafael Kristoforus Yanto	162	Python 3	2025-02-25 20:01:17
4	Farzam Abrishami	223	Python 3	2023-12-31 02:39:57
5	Mukerem Ali Nur	267	Python 3	2022-09-10 20:13:51
6	Hidden user	271	Python 3	2023-04-01 18:57:59
7	Iman Khodadi	276	Python 3	2021-12-19 17:21:41
8	Albert Pala	276	Python 3	2024-02-06 12:05:10
9	Laith Bohsali	300	Python 3	2025-02-18 00:00:41
10	Hidden user	311	Python 3	2025-02-20 20:22:37

#	User	Length	Language	Date
1	Thomas Feld	101	Ruby	2023-05-30 09:45:49

#	User	Length	Language	Date
1	Matias Frank Jensen	421	Rust	2021-03-06 11:46:24
2	Stephen Atwood	616	Rust	2022-03-14 01:54:10
3	Bas Dirks	686	Rust	2024-02-03 09:14:01
4	Martin Lindström	750	Rust	2020-11-20 15:52:04
5	Eric Pinter	1771	Rust	2021-06-19 08:52:55

Solution running time distribution