Problem A
Score! — Problem Statistics

Back to problem description

Submissions	1209
Accepted submissions	488
Submission ratio	40.36%
Authors	473
Full solves [?]	402
Full solve Ratio	84.99%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.08 s	Bash	2024-04-16 17:35:35

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2018-11-16 13:02:17
2	Christopher Putra	0.00 s	C	2018-12-14 03:42:18
3	Eyleifur Bjarkason	0.00 s	C	2019-01-16 10:20:31
4	Sambit Palit	0.00 s	C	2020-12-04 01:56:00
5	Ioannis Br	0.00 s	C	2024-12-18 23:28:21

#	User	Runtime	Language	Date
1	Yuwono Bangun Nagoro	0.02 s	C#	2020-11-23 19:55:56
2	Hidden user	0.02 s	C#	2022-08-21 08:24:22
3	Hidden user	0.02 s	C#	2023-03-18 17:45:07
4	Mikael Fiala-Lundström	0.03 s	C#	2021-04-24 03:51:26

#	User	Runtime	Language	Date
1	Norbert Voelker	0.07 s	Go	2021-12-21 19:28:37

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Haskell	2023-02-07 10:23:53
2	Mason Barnhill	0.00 s	Haskell	2023-07-27 04:11:15
3	Steinar Simonnes	0.00 s	Haskell	2025-06-13 08:59:45
4	Brent Yorgey	0.01 s	Haskell	2018-11-15 18:48:00

#	User	Runtime	Language	Date
1	Bjørn Dons	0.06 s	Java	2018-11-18 01:34:25
2	Sven Rönnbäck	0.06 s	Java	2022-01-23 13:27:58
3	Samuel Klingström	0.07 s	Java	2020-05-19 23:09:28
4	Cody Dennis	0.08 s	Java	2018-11-10 04:11:08
5	Henry Chu	0.09 s	Java	2018-11-10 04:43:59
6	Jimmy Wu	0.09 s	Java	2018-11-10 05:59:30
7	Jacob Li PengCheng	0.09 s	Java	2018-12-05 10:14:17
8	Frederick Pek	0.09 s	Java	2021-03-20 22:01:09
9	Gian Peña	0.09 s	Java	2021-04-20 01:33:40
10	Kevin Lim Yong Shen	0.09 s	Java	2021-06-27 09:05:08

#	User	Runtime	Language	Date
1	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-05-26 00:03:22
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-07-17 01:21:13
3	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2018-12-02 21:34:13

#	User	Runtime	Language	Date
1	Noszály Csaba	0.47 s	Julia	2025-09-03 14:01:16
2	Timothy Gaede	0.70 s	Julia	2024-07-24 09:41:12

#	User	Runtime	Language	Date
1	Jacob Huebner	0.14 s	Kotlin	2021-05-29 06:53:01
2	Sam Keyser	0.14 s	Kotlin	2022-10-25 02:20:28
3	Phường Lên	0.17 s	Kotlin	2020-03-08 02:45:15
4	Hidden user	0.20 s	Kotlin	2020-03-11 01:59:17

#	User	Runtime	Language	Date
1	Brandon Tang	0.00 s	OCaml	2023-07-17 08:17:34

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2018-12-10 20:12:22

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2021-04-15 12:35:59
2	Bao Nam Nguyen	0.01 s	PHP	2023-03-18 18:21:19

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2019-06-30 11:35:26

#	User	Runtime	Language	Date
1	Zander Thannhauser	0.03 s	Python 2	2018-11-10 06:17:12
2	Eoin Davey	0.03 s	Python 2	2018-11-30 05:40:32
3	Johann Ly	0.03 s	Python 2	2019-01-07 04:31:36
4	Sindri Magnusson	0.03 s	Python 2	2019-01-15 02:52:17
5	Helgi Sigtryggsson	0.03 s	Python 2	2019-01-15 12:32:23
6	Hidden user	0.03 s	Python 2	2019-07-18 00:19:45
7	Lars Åström	0.03 s	Python 2	2020-02-12 15:01:42
8	Yanmarshus Bachtiar	0.03 s	Python 2	2020-09-24 14:00:25

#	User	Runtime	Language	Date
1	Ram Basnet	0.02 s	Python 3	2018-11-11 23:34:47
2	Arnav Sastry	0.02 s	Python 3	2018-11-12 00:49:45
3	Patrick Devaney	0.02 s	Python 3	2018-11-13 02:47:59
4	Christofer Ohlsson	0.02 s	Python 3	2018-11-13 14:03:44
5	David Worley	0.02 s	Python 3	2018-11-13 20:57:37
6	Adam Vandolder	0.02 s	Python 3	2018-11-13 23:57:46
7	Johan Wind	0.02 s	Python 3	2018-11-14 21:59:53
8	Kasra Ghodsi	0.02 s	Python 3	2018-11-17 07:48:22
9	Zack Groff	0.02 s	Python 3	2018-11-21 17:36:38
10	mike	0.02 s	Python 3	2018-11-22 19:20:53

#	User	Runtime	Language	Date
1	Donald Dong	0.05 s	Ruby	2019-03-09 02:30:28
2	Russell Ng	0.06 s	Ruby	2025-06-08 09:29:11

#	User	Runtime	Language	Date
1	David Rasch	0.00 s	Rust	2020-10-28 15:14:21
2	Bas Dirks	0.00 s	Rust	2022-01-27 14:54:13

#	User	Length	Language	Date
1	Chenzhang Hu	1634	Bash	2024-04-16 17:35:35

#	User	Length	Language	Date
1	Sambit Palit	946	C	2020-12-04 01:56:00
2	Ioannis Br	1016	C	2024-12-18 23:28:21
3	Christopher Putra	1019	C	2018-12-14 03:42:18
4	Bergur Snorrason	5409	C	2018-11-16 13:02:17
5	Eyleifur Bjarkason	6666	C	2019-01-16 10:20:31

#	User	Length	Language	Date
1	Hidden user	2322	C#	2023-03-18 17:45:07
2	Hidden user	3196	C#	2022-08-21 08:31:53
3	Yuwono Bangun Nagoro	3415	C#	2020-11-23 19:55:56
4	Mikael Fiala-Lundström	7150	C#	2021-04-24 03:51:26

#	User	Length	Language	Date
1	Markus Mathiasen	518	C++	2021-08-02 15:17:53
2	Atli Fannar Franklín	588	C++	2018-11-11 17:19:17
3	a_b__c	594	C++	2021-02-28 09:40:26
4	Đoàn Công Chính	612	C++	2019-01-08 05:26:22
5	Jerome Leow	682	C++	2021-01-14 03:11:31
6	David Zheng	688	C++	2018-12-22 07:58:51
7	Way Tan	691	C++	2018-12-05 16:53:35
8	Hyunjun Lee	701	C++	2022-10-18 15:18:15
9	Armen Andreasyan	736	C++	2018-11-18 11:08:04
10	Hidden user	739	C++	2021-01-15 10:30:13

#	User	Length	Language	Date
1	Norbert Voelker	1180	Go	2021-12-21 19:28:37

#	User	Length	Language	Date
1	Steinar Simonnes	1464	Haskell	2025-06-13 08:59:45
2	Hidden user	1555	Haskell	2023-02-07 10:23:53
3	Brent Yorgey	1743	Haskell	2018-11-15 18:48:00
4	Mason Barnhill	2037	Haskell	2023-07-27 18:49:42

#	User	Length	Language	Date
1	Reuben James Loquinario	1101	Java	2025-09-25 15:44:34
2	Doug Goodman	1141	Java	2019-09-14 19:25:17
3	Frederick Pek	1263	Java	2021-03-20 22:01:09
4	Margrét Valdimarsdóttir	1349	Java	2019-01-20 22:03:21
5	Victor Nguyen	1362	Java	2021-05-26 21:34:02
6	Crystal Sharpe	1464	Java	2020-02-07 19:11:33
7	Gian Peña	1488	Java	2021-04-20 01:33:40
8	Tobias Andersen	1529	Java	2019-01-26 15:37:58
9	Cory Austin	1561	Java	2021-01-27 01:39:14
10	Cody Dennis	1602	Java	2018-11-10 04:11:08

#	User	Length	Language	Date
1	Zach Tschetter	704	JavaScript (SpiderMonkey)	2023-05-26 00:03:22
2	Christian Pilegaard Cederquist	721	JavaScript (SpiderMonkey)	2023-07-17 01:21:13
3	Bjørn Chr. Soltvedt	1099	JavaScript (SpiderMonkey)	2018-12-02 21:34:13

#	User	Length	Language	Date
1	Noszály Csaba	296	Julia	2025-09-03 14:57:24
2	Timothy Gaede	2183	Julia	2024-07-24 09:41:12

#	User	Length	Language	Date
1	Jacob Huebner	1200	Kotlin	2021-05-29 06:53:01
2	Phường Lên	1500	Kotlin	2020-03-08 02:45:15
3	Hidden user	1669	Kotlin	2020-03-11 01:59:17
4	Sam Keyser	6012	Kotlin	2022-10-25 02:20:28

#	User	Length	Language	Date
1	Brandon Tang	1016	OCaml	2023-07-17 08:21:42

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1958	Pascal	2018-12-10 20:12:22

#	User	Length	Language	Date
1	Renate	1852	PHP	2021-04-15 12:35:59
2	Bao Nam Nguyen	2230	PHP	2023-03-18 18:21:19

#	User	Length	Language	Date
1	Andriy Zyevakov	1513	Prolog	2019-06-30 11:35:26

#	User	Length	Language	Date
1	Eoin Davey	588	Python 2	2018-11-30 05:40:32
2	Lars Åström	687	Python 2	2020-02-12 15:01:42
3	Hidden user	724	Python 2	2019-07-18 00:19:45
4	Zander Thannhauser	727	Python 2	2018-11-10 06:17:12
5	Yanmarshus Bachtiar	932	Python 2	2020-09-24 14:00:25
6	Sindri Magnusson	1071	Python 2	2019-01-15 02:52:17
7	Johann Ly	1463	Python 2	2019-01-07 04:31:36
8	Helgi Sigtryggsson	2267	Python 2	2019-01-15 12:32:23

#	User	Length	Language	Date
1	Ahmed Chamseddine	314	Python 3	2025-09-01 20:12:19
2	Nicholas Russell Saerang	374	Python 3	2023-09-30 22:57:33
3	Artur Khuziakhmetov	487	Python 3	2025-02-20 08:00:55
4	Johan Wind	494	Python 3	2018-11-14 21:59:53
5	Mukerem Ali Nur	498	Python 3	2022-09-04 10:03:05
6	Hidden user	540	Python 3	2022-09-04 11:37:55
7	Tan Wei Xin	553	Python 3	2021-01-12 08:34:56
8	Dasco Gabriel	569	Python 3	2021-01-12 08:53:08
9	William Chorkawy	574	Python 3	2023-04-16 11:40:16
10	Nick Wu	575	Python 3	2021-08-20 00:42:05

#	User	Length	Language	Date
1	Russell Ng	229	Ruby	2025-06-08 09:59:45
2	Donald Dong	583	Ruby	2019-03-09 02:30:28

#	User	Length	Language	Date
1	David Rasch	1496	Rust	2020-10-28 15:14:21
2	Bas Dirks	2702	Rust	2022-01-27 14:54:13

Solution running time distribution