Problem A
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Submissions	1262
Accepted submissions	501
Submission ratio	39.70%
Authors	487
Full solves [?]	415
Full solve Ratio	85.22%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.08 s	Bash	2024-04-16 15:35:35

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2018-11-16 12:02:17
2	Christopher Putra	0.00 s	C	2018-12-14 02:42:18
3	Eyleifur Bjarkason	0.00 s	C	2019-01-16 09:20:31
4	Sambit Palit	0.00 s	C	2020-12-04 00:56:00
5	Ioannis Br	0.00 s	C	2024-12-18 22:28:21

#	User	Runtime	Language	Date
1	Yuwono Bangun Nagoro	0.02 s	C#	2020-11-23 18:55:56
2	Hidden user	0.02 s	C#	2022-08-21 06:24:22
3	Hidden user	0.02 s	C#	2023-03-18 16:45:07
4	Mikael Fiala-Lundström	0.03 s	C#	2021-04-24 01:51:26

#	User	Runtime	Language	Date
1	Norbert Voelker	0.07 s	Go	2021-12-21 18:28:37

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Haskell	2023-02-07 09:23:53
2	Mason Barnhill	0.00 s	Haskell	2023-07-27 02:11:15
3	Steinar Simonnes	0.00 s	Haskell	2025-06-13 06:59:45
4	Brent Yorgey	0.01 s	Haskell	2018-11-15 17:48:00

#	User	Runtime	Language	Date
1	Bjørn Dons	0.06 s	Java	2018-11-18 00:34:25
2	Sven Rönnbäck	0.06 s	Java	2022-01-23 12:27:58
3	Samuel Klingström	0.07 s	Java	2020-05-19 21:09:28
4	Cody Dennis	0.08 s	Java	2018-11-10 03:11:08
5	Henry Chu	0.09 s	Java	2018-11-10 03:43:59
6	Jimmy Wu	0.09 s	Java	2018-11-10 04:59:30
7	Jacob Li PengCheng	0.09 s	Java	2018-12-05 09:14:17
8	Frederick Pek	0.09 s	Java	2021-03-20 21:01:09
9	Gian Peña	0.09 s	Java	2021-04-19 23:33:40
10	Kevin Lim Yong Shen	0.09 s	Java	2021-06-27 07:05:08

#	User	Runtime	Language	Date
1	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-05-25 22:03:22
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-07-16 23:21:13
3	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2018-12-02 20:34:13

#	User	Runtime	Language	Date
1	Hidden user	0.47 s	Julia	2025-09-03 12:01:16
2	Timothy Gaede	0.70 s	Julia	2024-07-24 07:41:12

#	User	Runtime	Language	Date
1	Jacob Huebner	0.14 s	Kotlin	2021-05-29 04:53:01
2	Sam Keyser	0.14 s	Kotlin	2022-10-25 00:20:28
3	Phường Lên	0.17 s	Kotlin	2020-03-08 01:45:15
4	Hidden user	0.20 s	Kotlin	2020-03-11 00:59:17

#	User	Runtime	Language	Date
1	Brandon Tang	0.00 s	OCaml	2023-07-17 06:17:34

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2018-12-10 19:12:22

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2021-04-15 10:35:59
2	Bao Nam Nguyen	0.01 s	PHP	2023-03-18 17:21:19

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2019-06-30 09:35:26

#	User	Runtime	Language	Date
1	Zander Thannhauser	0.03 s	Python 2	2018-11-10 05:17:12
2	Eoin Davey	0.03 s	Python 2	2018-11-30 04:40:32
3	Johann Ly	0.03 s	Python 2	2019-01-07 03:31:36
4	Sindri Magnusson	0.03 s	Python 2	2019-01-15 01:52:17
5	Helgi Sigtryggsson	0.03 s	Python 2	2019-01-15 11:32:23
6	Hidden user	0.03 s	Python 2	2019-07-17 22:19:45
7	Lars Åström	0.03 s	Python 2	2020-02-12 14:01:42
8	Yanmarshus Bachtiar	0.03 s	Python 2	2020-09-24 12:00:25

#	User	Runtime	Language	Date
1	Ram Basnet	0.02 s	Python 3	2018-11-11 22:34:47
2	Arnav Sastry	0.02 s	Python 3	2018-11-11 23:49:45
3	Patrick Devaney	0.02 s	Python 3	2018-11-13 01:47:59
4	Christofer Ohlsson	0.02 s	Python 3	2018-11-13 13:03:44
5	David Worley	0.02 s	Python 3	2018-11-13 19:57:37
6	Adam Vandolder	0.02 s	Python 3	2018-11-13 22:57:46
7	Johan Wind	0.02 s	Python 3	2018-11-14 20:59:53
8	Kasra Ghodsi	0.02 s	Python 3	2018-11-17 06:48:22
9	Zack Groff	0.02 s	Python 3	2018-11-21 16:36:38
10	mike	0.02 s	Python 3	2018-11-22 18:20:53

#	User	Runtime	Language	Date
1	Donald Dong	0.05 s	Ruby	2019-03-09 01:30:28
2	Russell Ng	0.06 s	Ruby	2025-06-08 07:29:11

#	User	Runtime	Language	Date
1	David Rasch	0.00 s	Rust	2020-10-28 14:14:21
2	Bas Dirks	0.00 s	Rust	2022-01-27 13:54:13

#	User	Runtime	Language	Date
1	Ștefan-Iulian Alecu	0.05 s	Visual Basic	2025-11-05 20:45:22

#	User	Length	Language	Date
1	Chenzhang Hu	1634	Bash	2024-04-16 15:35:35

#	User	Length	Language	Date
1	Sambit Palit	946	C	2020-12-04 00:56:00
2	Ioannis Br	1016	C	2024-12-18 22:28:21
3	Christopher Putra	1019	C	2018-12-14 02:42:18
4	Bergur Snorrason	5409	C	2018-11-16 12:02:17
5	Eyleifur Bjarkason	6666	C	2019-01-16 09:20:31

#	User	Length	Language	Date
1	Hidden user	2322	C#	2023-03-18 16:45:07
2	Hidden user	3196	C#	2022-08-21 06:31:53
3	Yuwono Bangun Nagoro	3415	C#	2020-11-23 18:55:56
4	Mikael Fiala-Lundström	7150	C#	2021-04-24 01:51:26

#	User	Length	Language	Date
1	Markus Mathiasen	518	C++	2021-08-02 13:17:53
2	Atli Fannar Franklín	588	C++	2018-11-11 16:19:17
3	a_b__c	594	C++	2021-02-28 08:40:26
4	Đoàn Công Chính	612	C++	2019-01-08 04:26:22
5	Jerome Leow	682	C++	2021-01-14 02:11:31
6	David Zheng	688	C++	2018-12-22 06:58:51
7	Way Tan	691	C++	2018-12-05 15:53:35
8	Hyunjun Lee	701	C++	2022-10-18 13:18:15
9	Armen Andreasyan	736	C++	2018-11-18 10:08:04
10	Hidden user	739	C++	2021-01-15 09:30:13

#	User	Length	Language	Date
1	Norbert Voelker	1180	Go	2021-12-21 18:28:37

#	User	Length	Language	Date
1	Steinar Simonnes	1464	Haskell	2025-06-13 06:59:45
2	Hidden user	1555	Haskell	2023-02-07 09:23:53
3	Brent Yorgey	1743	Haskell	2018-11-15 17:48:00
4	Mason Barnhill	2037	Haskell	2023-07-27 16:49:42

#	User	Length	Language	Date
1	Markus Bao	1058	Java	2025-12-11 21:44:07
2	Reuben James Loquinario	1101	Java	2025-09-25 13:44:34
3	Doug Goodman	1141	Java	2019-09-14 17:25:17
4	Frederick Pek	1263	Java	2021-03-20 21:01:09
5	Margrét Valdimarsdóttir	1349	Java	2019-01-20 21:03:21
6	Victor Nguyen	1362	Java	2021-05-26 19:34:02
7	Crystal Sharpe	1464	Java	2020-02-07 18:11:33
8	Gian Peña	1488	Java	2021-04-19 23:33:40
9	Tobias Andersen	1529	Java	2019-01-26 14:37:58
10	Cory Austin	1561	Java	2021-01-27 00:39:14

#	User	Length	Language	Date
1	Zach Tschetter	704	JavaScript (SpiderMonkey)	2023-05-25 22:03:22
2	Christian Pilegaard Cederquist	721	JavaScript (SpiderMonkey)	2023-07-16 23:21:13
3	Bjørn Chr. Soltvedt	1099	JavaScript (SpiderMonkey)	2018-12-02 20:34:13

#	User	Length	Language	Date
1	Hidden user	296	Julia	2025-09-03 12:57:24
2	Timothy Gaede	2183	Julia	2024-07-24 07:41:12

#	User	Length	Language	Date
1	Jacob Huebner	1200	Kotlin	2021-05-29 04:53:01
2	Phường Lên	1500	Kotlin	2020-03-08 01:45:15
3	Hidden user	1669	Kotlin	2020-03-11 00:59:17
4	Sam Keyser	6012	Kotlin	2022-10-25 00:20:28

#	User	Length	Language	Date
1	Brandon Tang	1016	OCaml	2023-07-17 06:21:42

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1958	Pascal	2018-12-10 19:12:22

#	User	Length	Language	Date
1	Renate	1852	PHP	2021-04-15 10:35:59
2	Bao Nam Nguyen	2230	PHP	2023-03-18 17:21:19

#	User	Length	Language	Date
1	Andriy Zyevakov	1513	Prolog	2019-06-30 09:35:26

#	User	Length	Language	Date
1	Eoin Davey	588	Python 2	2018-11-30 04:40:32
2	Lars Åström	687	Python 2	2020-02-12 14:01:42
3	Hidden user	724	Python 2	2019-07-17 22:19:45
4	Zander Thannhauser	727	Python 2	2018-11-10 05:17:12
5	Yanmarshus Bachtiar	932	Python 2	2020-09-24 12:00:25
6	Sindri Magnusson	1071	Python 2	2019-01-15 01:52:17
7	Johann Ly	1463	Python 2	2019-01-07 03:31:36
8	Helgi Sigtryggsson	2267	Python 2	2019-01-15 11:32:23

#	User	Length	Language	Date
1	Ahmed Chamseddine	314	Python 3	2025-09-01 18:12:19
2	Nicholas Russell Saerang	374	Python 3	2023-09-30 20:57:33
3	Artur Khuziakhmetov	487	Python 3	2025-02-20 07:00:55
4	Johan Wind	494	Python 3	2018-11-14 20:59:53
5	Mukerem Ali Nur	498	Python 3	2022-09-04 08:03:05
6	Hidden user	540	Python 3	2022-09-04 09:37:55
7	Tan Wei Xin	553	Python 3	2021-01-12 07:34:56
8	Dasco Gabriel	569	Python 3	2021-01-12 07:53:08
9	William Chorkawy	574	Python 3	2023-04-16 09:40:16
10	Nick Wu	575	Python 3	2021-08-19 22:42:05

#	User	Length	Language	Date
1	Russell Ng	229	Ruby	2025-06-08 07:59:45
2	Donald Dong	583	Ruby	2019-03-09 01:30:28

#	User	Length	Language	Date
1	David Rasch	1496	Rust	2020-10-28 14:14:21
2	Bas Dirks	2702	Rust	2022-01-27 13:54:13

#	User	Length	Language	Date
1	Ștefan-Iulian Alecu	1265	Visual Basic	2025-11-05 20:45:22

Solution running time distribution