Problem A
Half a Cookie — Problem Statistics

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Submissions	2528
Accepted submissions	1340
Submission ratio	53.01%
Authors	1161
Accepted authors	1100
Author ratio	94.75%

#	User	Runtime	Language	Date
1	Sebastian Banert	0.00 s	Ada	2024-06-30 18:49:43

#	User	Runtime	Language	Date
1	Robert Low	0.02 s	C#	2016-07-15 17:04:50
2	Jens Mossig	0.02 s	C#	2017-02-19 17:27:40
3	Rasmus Brants	0.02 s	C#	2017-05-08 14:50:25
4	Andrzej Krajniak	0.02 s	C#	2017-07-26 17:42:43
5	Alex Van Keulen	0.02 s	C#	2019-09-06 23:00:14
6	Henrik Hallbert	0.02 s	C#	2019-09-15 18:09:07
7	Thomas Norris	0.02 s	C#	2019-10-01 22:05:33
8	Dawson Ochs	0.02 s	C#	2022-11-30 23:29:03
9	Sophia	0.02 s	C#	2022-12-01 20:00:25
10	Samuel Jefferis	0.03 s	C#	2020-09-07 20:53:13

#	User	Runtime	Language	Date
1	Brandon Mitchell	0.05 s	COBOL	2020-04-11 02:54:36

#	User	Runtime	Language	Date
1	David Cawthon	0.01 s	Common Lisp	2020-07-18 20:27:47

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2022-09-05 18:54:24

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-04-20 23:18:48
2	Ian Howell	0.09 s	Go	2016-06-08 03:27:42
3	Thomas Mailund	0.09 s	Go	2021-01-13 09:57:27

#	User	Runtime	Language	Date
1	David Wärn	0.01 s	Haskell	2015-10-09 15:21:40
2	Peter Deal	0.01 s	Haskell	2016-05-10 15:55:01
3	John Grzechowiak	0.01 s	Haskell	2017-02-17 02:28:44
4	Matthew Johnson	0.01 s	Haskell	2017-04-27 04:53:19
5	Brent Yorgey	0.01 s	Haskell	2017-10-13 06:00:04
6	Esther Chong	0.01 s	Haskell	2018-01-19 13:49:25
7	Håkon Flatval	0.01 s	Haskell	2018-09-01 17:39:08
8	Christian Leipe	0.01 s	Haskell	2019-08-18 19:48:57
9	Intrets	0.01 s	Haskell	2019-08-22 12:03:29
10	Hidden user	0.01 s	Haskell	2019-08-23 22:12:45

#	User	Runtime	Language	Date
1	Nick Wu	0.06 s	Java	2015-11-07 23:55:00
2	Martijn Muijsers	0.06 s	Java	2016-09-25 16:49:48
3	Aron Bergman	0.06 s	Java	2017-04-18 07:59:53
4	William Brigham	0.06 s	Java	2017-04-27 19:04:15
5	Liam Keliher	0.06 s	Java	2017-04-28 04:33:51
6	Hidden user	0.06 s	Java	2018-02-07 05:59:15
7	Hidden user	0.07 s	Java	2015-10-14 05:28:48
8	AJ Johnson	0.07 s	Java	2015-11-12 04:47:36
9	Dennis Shi	0.07 s	Java	2016-01-04 20:34:15
10	Michael Sullivan	0.07 s	Java	2016-01-16 02:09:47

#	User	Runtime	Language	Date
1	Gurpartap Singh Bhatti	0.06 s	JavaScript (Node.js)	2019-06-04 06:58:16
2	Andoko Chandra	0.42 s	JavaScript (Node.js)	2020-10-12 13:20:49
3	Yan Kit Liu	0.42 s	JavaScript (Node.js)	2020-10-13 04:20:07
4	Chris Wong	0.42 s	JavaScript (Node.js)	2021-02-21 14:54:59
5	Emil Clemedson	0.42 s	JavaScript (Node.js)	2021-08-06 15:14:01

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-01-18 22:34:54
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-02-22 14:09:07
3	Michael Laszlo	0.01 s	JavaScript (SpiderMonkey)	2016-09-29 04:47:00
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-07-12 11:52:09
5	Peter Menyes	0.03 s	JavaScript (SpiderMonkey)	2021-08-17 18:31:00
6	Christian Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-01-12 23:33:57

#	User	Runtime	Language	Date
1	Timothy Gaede	0.63 s	Julia	2024-04-02 05:55:04

#	User	Runtime	Language	Date
1	Neil Harmon	0.18 s	Kotlin	2019-04-29 15:06:26
2	Emil Wihlander	0.21 s	Kotlin	2023-07-28 12:00:10
3	Adam Rankin	0.23 s	Kotlin	2023-05-02 04:51:47
4	Hidden user	0.26 s	Kotlin	2019-11-05 12:15:23
5	Einar Kjellback	0.27 s	Kotlin	2019-12-11 15:34:21
6	Dayan Ruben Gonzalez	0.31 s	Kotlin	2020-09-30 20:28:56

#	User	Runtime	Language	Date
1	Evan Magill	0.00 s	OCaml	2023-09-29 21:56:48

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-06-09 05:17:00

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2017-09-04 14:53:26

#	User	Runtime	Language	Date
1	Steven D. Wilson	0.01 s	PHP	2016-11-25 05:10:02
2	Renate	0.01 s	PHP	2021-04-27 23:43:15
3	Susanne Ragnemalm	0.01 s	PHP	2024-07-05 14:43:23

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.02 s	Prolog	2018-11-17 16:54:01

#	User	Runtime	Language	Date
1	Johan Wind	0.03 s	Python 2	2015-09-16 17:40:44
2	Asger Hautop Drewsen	0.03 s	Python 2	2015-09-25 15:01:31
3	David Wetterau	0.03 s	Python 2	2016-02-16 04:18:48
4	Neal Zane	0.03 s	Python 2	2016-03-08 01:46:05
5	Alexander Teno	0.03 s	Python 2	2016-03-21 15:50:53
6	Scott Handelman	0.03 s	Python 2	2016-04-19 03:07:01
7	Hasan Ramezani	0.03 s	Python 2	2016-06-24 00:24:41
8	Erik Sillén	0.03 s	Python 2	2016-08-07 19:56:34
9	Frederik Højholt	0.03 s	Python 2	2016-09-10 10:20:09
10	Michael Laszlo	0.03 s	Python 2	2016-09-29 04:28:14

#	User	Runtime	Language	Date
1	Domen Gaber	0.02 s	Python 3	2015-09-05 17:11:59
2	Adrien Coulier	0.02 s	Python 3	2015-09-27 15:50:40
3	Wayne	0.02 s	Python 3	2016-01-21 14:59:20
4	Brandon Morris	0.02 s	Python 3	2016-03-06 23:12:30
5	Terrence Reilly	0.02 s	Python 3	2016-03-09 02:13:37
6	Rok Krese	0.02 s	Python 3	2016-04-30 18:52:59
7	Tanja Zontar	0.02 s	Python 3	2016-05-05 21:00:25
8	Mouhssine Assaoud	0.02 s	Python 3	2016-05-12 19:13:50
9	Lucia Pál (Simanová)	0.02 s	Python 3	2016-06-16 03:50:13
10	Gregor Taube	0.02 s	Python 3	2016-07-09 16:42:13

#	User	Runtime	Language	Date
1	Casper Christensen	0.03 s	Ruby	2016-03-01 14:56:57
2	Erik Rydbert	0.03 s	Ruby	2016-07-14 03:45:00
3	Macdara mac an tSionnaigh	0.04 s	Ruby	2019-10-03 02:19:18
4	Hidden user	0.04 s	Ruby	2019-10-04 17:47:35
5	Thomas Feld	0.06 s	Ruby	2023-05-23 14:23:52

#	User	Runtime	Language	Date
1	Mårten Nilsson	0.00 s	Rust	2020-11-27 19:45:04
2	Kok Dith	0.00 s	Rust	2021-08-13 04:32:17
3	Isak Jägberg	0.00 s	Rust	2022-01-01 22:40:49
4	Bas Dirks	0.00 s	Rust	2022-01-27 23:17:29
5	Alan Morrison	0.00 s	Rust	2022-11-30 03:27:50
6	Dayne Pefley	0.00 s	Rust	2024-02-19 01:56:31
7	Pankajkumar Patro	0.00 s	Rust	2024-10-20 23:19:34
8	Vincent Lagerros	0.00 s	Rust	2025-02-15 16:53:41

#	User	Length	Language	Date
1	Sebastian Banert	690	Ada	2024-06-30 18:49:43

#	User	Length	Language	Date
1	Khawla Hbiech	338	C	2017-07-10 16:29:34
2	Nhật Anh Võ Nguyễn	343	C	2016-03-03 03:53:58
3	Hidden user	389	C	2016-09-22 18:04:03
4	Nguyễn Hoàng	390	C	2016-03-03 15:30:45
5	Anton Haglund	392	C	2016-11-30 21:36:46
6	Minh Lê	449	C	2016-03-04 05:29:37
7	Daniel Worsnup	476	C	2016-04-29 05:05:52
8	Grayson Gratop	480	C	2016-03-09 09:06:59
9	Lê Khắc Hồng Phúc	486	C	2016-03-03 18:43:09
10	Adam Evans	490	C	2016-03-08 22:51:36

#	User	Length	Language	Date
1	Göran Andersson	756	C#	2022-05-15 12:35:17
2	Yevgeniy Sheyer	996	C#	2025-02-15 03:11:46
3	Robert Low	1079	C#	2016-07-15 17:04:50
4	Jens Mossig	1191	C#	2017-02-19 17:27:40
5	Henrik Hallbert	1251	C#	2019-09-15 18:09:07
6	Sophia	1283	C#	2022-12-01 20:00:25
7	Dawson Ochs	1313	C#	2022-11-30 23:29:03
8	Mikael Fiala-Lundström	1532	C#	2021-04-28 19:49:22
9	Rasmus Brants	1668	C#	2017-05-08 14:50:25
10	Alex Van Keulen	1693	C#	2019-09-06 23:00:14

#	User	Length	Language	Date
1	Antonio Molina Lovett	305	C++	2016-08-06 05:46:38
2	Ganapathy Sanath Balaji	334	C++	2019-08-08 17:36:51
3	Khawla Hbiech	338	C++	2019-04-14 05:38:06
4	Yusan Leung Liu	361	C++	2015-11-04 19:14:03
5	NotAFoolMan	368	C++	2021-03-28 11:37:49
6	William Gan	371	C++	2017-08-13 05:08:32
7	Grae Yeandle	374	C++	2016-11-15 16:19:20
8	Frederick Pek	388	C++	2021-06-05 15:52:20
9	人外沙耶	389	C++	2020-06-04 20:03:25
10	Fan Zhang	392	C++	2019-03-04 20:10:20

#	User	Length	Language	Date
1	Brandon Mitchell	998	COBOL	2020-04-11 02:54:36

#	User	Length	Language	Date
1	David Cawthon	690	Common Lisp	2020-07-18 20:27:47

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	696	F#	2022-09-05 18:54:24

#	User	Length	Language	Date
1	Thomas Mailund	515	Go	2021-01-13 09:57:27
2	Ian Howell	808	Go	2016-06-08 03:27:42
3	Norbert Voelker	1080	Go	2021-04-20 23:18:48

#	User	Length	Language	Date
1	David Wärn	270	Haskell	2015-10-09 15:21:40
2	Matthew Johnson	406	Haskell	2017-04-27 05:11:18
3	Peter Deal	407	Haskell	2016-05-10 15:55:01
4	Jan Hrček	473	Haskell	2020-11-11 15:41:44
5	Håkon Flatval	500	Haskell	2018-09-01 17:39:08
6	Caleb Surovik	552	Haskell	2021-07-05 23:02:37
7	Brent Yorgey	608	Haskell	2017-10-13 06:00:04
8	Hidden user	614	Haskell	2019-08-23 22:12:45
9	Esther Chong	741	Haskell	2018-01-19 13:49:25
10	Christian Leipe	955	Haskell	2019-08-18 19:48:57

#	User	Length	Language	Date
1	Doug Goodman	538	Java	2017-12-16 18:10:10
2	Mouhssine Assaoud	547	Java	2017-10-14 03:47:17
3	Simon Xue	579	Java	2015-11-15 02:32:13
4	Baku	586	Java	2020-03-19 20:57:57
5	Ian Gonzalez	599	Java	2020-03-19 21:32:21
6	Chance Page	656	Java	2017-03-31 08:57:40
7	Hidden user	657	Java	2020-03-19 21:17:04
8	Marshall D Feng	677	Java	2021-12-27 02:35:13
9	Bao Nguyen	687	Java	2018-11-26 01:04:45
10	Samuel Klingström	692	Java	2017-03-08 02:38:17

#	User	Length	Language	Date
1	Chris Wong	880	JavaScript (Node.js)	2021-02-21 14:54:59
2	Yan Kit Liu	888	JavaScript (Node.js)	2020-10-13 04:20:07
3	Emil Clemedson	1234	JavaScript (Node.js)	2021-08-06 15:14:01
4	Gurpartap Singh Bhatti	1307	JavaScript (Node.js)	2019-06-04 06:58:16
5	Andoko Chandra	1793	JavaScript (Node.js)	2020-10-12 13:20:49

#	User	Length	Language	Date
1	Jimmy Gustafsson	154	JavaScript (SpiderMonkey)	2024-07-12 11:52:09
2	Christian Cederquist	420	JavaScript (SpiderMonkey)	2023-01-12 23:33:57
3	Peter Kedemo	430	JavaScript (SpiderMonkey)	2016-01-18 22:34:54
4	Bjørn Chr. Soltvedt	488	JavaScript (SpiderMonkey)	2016-02-22 14:09:07
5	Peter Menyes	494	JavaScript (SpiderMonkey)	2021-08-17 18:31:00
6	Michael Laszlo	531	JavaScript (SpiderMonkey)	2016-09-29 04:47:00

#	User	Length	Language	Date
1	Timothy Gaede	676	Julia	2024-04-02 05:55:04

#	User	Length	Language	Date
1	Emil Wihlander	552	Kotlin	2023-07-28 12:00:10
2	Dayan Ruben Gonzalez	606	Kotlin	2020-09-30 20:28:56
3	Einar Kjellback	637	Kotlin	2019-12-11 15:34:21
4	Hidden user	779	Kotlin	2019-11-05 12:15:23
5	Adam Rankin	889	Kotlin	2023-05-02 04:51:47
6	Neil Harmon	1295	Kotlin	2019-04-29 15:06:26

#	User	Length	Language	Date
1	Evan Magill	1040	OCaml	2023-09-29 21:56:48

#	User	Length	Language	Date
1	Hidden user	1203	Odin	2025-06-09 05:17:00

#	User	Length	Language	Date
1	Ingemar Ragnemalm	761	Pascal	2017-09-04 14:53:26

#	User	Length	Language	Date
1	Renate	438	PHP	2021-04-27 23:43:15
2	Susanne Ragnemalm	456	PHP	2024-07-05 14:43:23
3	Steven D. Wilson	1801	PHP	2016-11-25 05:10:02

#	User	Length	Language	Date
1	Andriy Zyevakov	294	Prolog	2018-11-17 16:54:01

#	User	Length	Language	Date
1	Thomas Feld	212	Python 2	2019-08-30 14:56:34
2	Jesper Öqvist	306	Python 2	2018-10-22 09:27:21
3	Johan Wind	308	Python 2	2015-09-16 17:40:44
4	Asger Hautop Drewsen	341	Python 2	2015-09-25 15:01:31
5	Johan Lyts	346	Python 2	2019-03-28 14:05:13
6	Andreas Björklund	356	Python 2	2021-03-28 10:43:46
7	Miguel Alfageme Sanchez	371	Python 2	2017-02-08 00:51:15
8	Kristin Farris	380	Python 2	2018-02-07 22:50:30
9	Neal Zane	384	Python 2	2016-03-08 01:46:05
10	Frederik Højholt	399	Python 2	2016-09-10 10:20:09

#	User	Length	Language	Date
1	Benjamin Z White	178	Python 3	2023-05-19 16:33:38
2	Thomas Draper	180	Python 3	2023-03-21 18:53:23
3	Kévin Dubrulle	203	Python 3	2024-11-03 12:29:37
4	Tai Tze Kin	207	Python 3	2024-05-02 19:38:08
5	Ahmed Chamseddine	208	Python 3	2023-11-21 08:43:55
6	Hidden user	215	Python 3	2024-12-11 13:52:29
7	Joey Pabalan	224	Python 3	2025-05-23 04:31:58
8	Thibault Raffaillac	227	Python 3	2023-08-12 16:22:34
9	Paco Criado	228	Python 3	2023-08-11 13:23:28
10	Christian Lindeström	235	Python 3	2016-11-25 01:49:40

#	User	Length	Language	Date
1	Thomas Feld	124	Ruby	2023-05-23 14:23:52
2	Erik Rydbert	273	Ruby	2016-07-14 03:45:00
3	Hidden user	319	Ruby	2019-10-04 17:47:35
4	Casper Christensen	348	Ruby	2016-03-01 14:56:57
5	Macdara mac an tSionnaigh	436	Ruby	2019-10-03 02:19:18

#	User	Length	Language	Date
1	Vincent Lagerros	663	Rust	2025-02-15 16:53:41
2	Bas Dirks	768	Rust	2022-01-27 23:17:29
3	Dayne Pefley	827	Rust	2024-02-19 03:36:15
4	Kok Dith	843	Rust	2021-08-13 04:32:17
5	Mårten Nilsson	870	Rust	2020-11-27 19:45:04
6	Isak Jägberg	996	Rust	2022-01-01 22:40:49
7	Pankajkumar Patro	1122	Rust	2024-10-20 23:19:34
8	Alan Morrison	3997	Rust	2022-11-30 03:27:50

Solution running time distribution