Problem A
Sretan — Problem Statistics

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Submissions	1289
Accepted submissions	638
Submission ratio	49.50%
Authors	574
Full solves [?]	488
Full solve Ratio	85.02%

#	User	Runtime	Language	Date
1	Max NC	0.01 s	APL	2023-09-12 11:46:51

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Bash	2023-09-27 09:17:40
2	Chenzhang Hu	0.07 s	Bash	2023-09-09 10:23:02

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2019-02-27 11:09:38
2	Eyleifur Bjarkason	0.00 s	C	2020-10-29 21:40:41
3	Sambit Palit	0.00 s	C	2020-12-06 05:12:46
4	Geordie Taber	0.00 s	C	2021-05-02 12:46:13
5	Raymond Yang	0.00 s	C	2021-06-25 23:20:51
6	Mikael K Eriksson	0.00 s	C	2022-04-06 16:09:52
7	VLRTroll	0.00 s	C	2022-11-30 17:02:24
8	Daniel Patricio	0.00 s	C	2022-12-03 01:49:18
9	พลพล พัวกาหลง	0.00 s	C	2023-07-27 08:36:10
10	Roemer Caliboso	0.00 s	C	2024-09-04 10:20:50

#	User	Runtime	Language	Date
1	Abdellatif Elyoussefy	0.02 s	C#	2020-05-27 04:35:55
2	Mikael Fiala-Lundström	0.02 s	C#	2021-07-03 14:12:00
3	Jie Fan	0.02 s	C#	2022-07-19 01:04:48

#	User	Runtime	Language	Date
1	David Cawthon	0.02 s	Common Lisp	2019-05-19 22:02:19

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	Go	2021-01-15 18:57:08
2	Norbert Voelker	0.08 s	Go	2021-08-25 13:55:00

#	User	Runtime	Language	Date
1	Øyvind Almli	0.00 s	Haskell	2023-01-10 14:39:40
2	Steinar Simonnes	0.00 s	Haskell	2025-03-09 20:23:17
3	Brent Yorgey	0.01 s	Haskell	2019-02-08 20:11:17
4	Benjamin Darnell	0.01 s	Haskell	2021-05-01 09:20:01

#	User	Runtime	Language	Date
1	Maxim Stepanenko	0.04 s	Java	2024-09-08 16:03:07
2	Samuel Klingström	0.06 s	Java	2020-05-20 00:36:54
3	Kristoffer Borgstrøm	0.06 s	Java	2020-10-07 10:14:55
4	Emil Bak-Møller	0.06 s	Java	2020-10-07 10:41:19
5	Hidden user	0.06 s	Java	2021-02-09 03:15:20
6	Alon Katz	0.06 s	Java	2021-05-11 03:56:01
7	Victor Nguyen	0.06 s	Java	2021-09-21 02:04:28
8	Stela Palii	0.06 s	Java	2022-02-06 23:43:39
9	Rene Argento	0.06 s	Java	2022-04-20 01:32:21
10	Logan Pipes	0.06 s	Java	2022-09-27 00:29:07

#	User	Runtime	Language	Date
1	Marko Doroch	0.09 s	JavaScript (Node.js)	2022-11-10 02:25:48

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2019-02-13 04:29:27
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-02-15 15:11:25

#	User	Runtime	Language	Date
1	Timothy Gaede	0.51 s	Julia	2024-04-24 08:40:28

#	User	Runtime	Language	Date
1	Phường Lên	0.21 s	Kotlin	2020-02-17 02:42:28
2	Adam Rankin	0.21 s	Kotlin	2026-01-14 20:24:56
3	Hidden user	0.22 s	Kotlin	2020-02-14 00:39:39

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Nim	2025-05-23 06:35:16

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2019-03-09 07:59:29

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2019-06-07 17:13:38

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Python 2	2019-02-08 14:03:38
2	Felix Balthasar Berief	0.03 s	Python 2	2019-02-08 14:03:54
3	Hidden user	0.03 s	Python 2	2019-02-08 14:11:22
4	Rafael Rivas	0.03 s	Python 2	2019-02-12 02:41:04
5	Kasra Ghodsi	0.03 s	Python 2	2019-02-24 02:25:19
6	Jesper Öqvist	0.03 s	Python 2	2019-03-03 19:50:29
7	Johan Lyts	0.03 s	Python 2	2019-03-11 14:02:54
8	Andreas Björklund	0.03 s	Python 2	2019-08-24 11:00:44
9	Lars Åström	0.03 s	Python 2	2019-11-07 22:08:32
10	Guan Yang Ze	0.03 s	Python 2	2020-02-05 17:19:00

#	User	Runtime	Language	Date
1	Vincent Tandya	0.02 s	Python 3	2019-02-09 01:22:51
2	Christofer Ohlsson	0.02 s	Python 3	2019-02-09 11:26:43
3	Ryan Beck	0.02 s	Python 3	2019-02-12 03:29:38
4	Sam Westigard	0.02 s	Python 3	2019-02-12 03:33:32
5	Kasra Ghodsi	0.02 s	Python 3	2019-02-24 02:24:45
6	Peter Rotar	0.02 s	Python 3	2019-03-14 19:48:06
7	Iman Khodadi	0.02 s	Python 3	2019-05-14 10:01:24
8	Noah Gergel	0.02 s	Python 3	2019-06-11 20:31:27
9	Patrick Devaney	0.02 s	Python 3	2019-06-11 21:11:14
10	mike	0.02 s	Python 3	2019-07-09 23:14:39

#	User	Runtime	Language	Date
1	Miorel Palii	0.05 s	Ruby	2022-03-30 12:31:02
2	Thomas Feld	0.06 s	Ruby	2022-12-19 15:22:12
3	Clement Oh	0.06 s	Ruby	2023-10-14 09:32:01
4	Chenzhang Hu	0.13 s	Ruby	2025-09-22 16:14:03

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Rust	2019-02-08 14:51:36
2	Judith Hemp	0.00 s	Rust	2021-01-15 19:18:22
3	Eric Pinter	0.00 s	Rust	2022-05-26 05:11:30
4	Bas Dirks	0.00 s	Rust	2022-06-06 20:55:31
5	Anton Golov	0.00 s	Rust	2022-08-15 22:59:39
6	Lily Gloudemans	0.00 s	Rust	2023-11-14 23:38:33
7	Vincent Lagerros	0.00 s	Rust	2024-10-08 19:58:28

#	User	Length	Language	Date
1	Max NC	64	APL	2023-09-12 11:46:51

#	User	Length	Language	Date
1	Thomas Feld	40	Bash	2023-09-27 09:18:25
2	Chenzhang Hu	40	Bash	2025-09-13 18:35:53

#	User	Length	Language	Date
1	Mikael K Eriksson	248	C	2022-04-06 16:10:26
2	พลพล พัวกาหลง	349	C	2023-07-27 08:36:10
3	VLRTroll	406	C	2022-11-30 17:02:24
4	Daniel Patricio	406	C	2022-12-03 01:49:18
5	Roemer Caliboso	407	C	2024-09-04 10:20:50
6	Sambit Palit	460	C	2020-12-06 05:12:46
7	Raymond Yang	482	C	2021-06-25 23:20:51
8	Geordie Taber	549	C	2021-05-02 12:46:13
9	Bergur Snorrason	1761	C	2019-02-27 11:09:38
10	Eyleifur Bjarkason	7164	C	2020-10-29 21:40:41

#	User	Length	Language	Date
1	Jie Fan	1385	C#	2022-07-19 01:04:48
2	Abdellatif Elyoussefy	1441	C#	2020-05-27 04:35:55
3	Mikael Fiala-Lundström	3305	C#	2021-07-03 14:12:00

#	User	Length	Language	Date
1	Duarte Nóbrega	187	C++	2019-03-04 16:24:56
2	Frans Meulenbroeks	201	C++	2024-10-19 19:19:54
3	Bobby Cai Rong	204	C++	2019-03-24 05:06:00
4	Chan Zhi Zheng Amos	207	C++	2019-03-25 07:21:37
5	Marc Phua	209	C++	2020-06-22 18:45:49
6	Edwin Koon	210	C++	2020-05-18 13:22:07
7	Zane Yu	212	C++	2019-02-12 13:58:38
8	Jesper Bech Christensen	214	C++	2022-08-27 15:36:51
9	Zach Tschetter	214	C++	2023-07-08 18:02:00
10	Matthew Joseph Schallenkamp	230	C++	2019-02-14 03:57:18

#	User	Length	Language	Date
1	David Cawthon	777	Common Lisp	2019-05-19 22:02:19

#	User	Length	Language	Date
1	Hidden user	279	Go	2021-01-15 18:57:08
2	Norbert Voelker	406	Go	2021-08-25 13:55:00

#	User	Length	Language	Date
1	Benjamin Darnell	177	Haskell	2021-05-01 09:20:01
2	Steinar Simonnes	275	Haskell	2025-03-09 20:23:55
3	Øyvind Almli	278	Haskell	2023-01-10 14:44:46
4	Brent Yorgey	965	Haskell	2019-02-08 20:11:17

#	User	Length	Language	Date
1	Albin ydén	252	Java	2023-03-16 11:29:15
2	Emil Bak-Møller	326	Java	2019-04-15 18:02:39
3	Rf Schmiermann	334	Java	2019-09-07 18:05:29
4	Hidden user	350	Java	2019-02-08 21:03:07
5	Florian Cassayre	438	Java	2019-02-08 13:37:35
6	Noah Hessen Bjerke	463	Java	2022-12-31 00:21:03
7	Hunter Mullen	472	Java	2025-02-17 16:04:13
8	Saleh Javanmard	473	Java	2020-12-02 13:48:38
9	Agnes Hardy Bertelsen	489	Java	2020-10-07 10:25:40
10	Husnul Hakim	493	Java	2025-11-19 13:57:16

#	User	Length	Language	Date
1	Marko Doroch	444	JavaScript (Node.js)	2022-11-10 02:25:48

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	79	JavaScript (SpiderMonkey)	2023-02-15 15:11:25
2	Bjørn Chr. Soltvedt	461	JavaScript (SpiderMonkey)	2019-02-13 04:29:27

#	User	Length	Language	Date
1	Timothy Gaede	325	Julia	2024-04-24 08:40:28

#	User	Length	Language	Date
1	Adam Rankin	405	Kotlin	2026-01-14 20:24:56
2	Hidden user	457	Kotlin	2020-02-14 00:39:39
3	Phường Lên	808	Kotlin	2020-02-17 02:42:28

#	User	Length	Language	Date
1	Hidden user	203	Nim	2025-05-23 06:35:16

#	User	Length	Language	Date
1	Ingemar Ragnemalm	273	Pascal	2019-03-09 07:59:29

#	User	Length	Language	Date
1	Andriy Zyevakov	400	Prolog	2019-06-07 17:13:38

#	User	Length	Language	Date
1	Noah Hessen Bjerke	58	Python 2	2022-12-30 23:48:44
2	Hidden user	67	Python 2	2019-02-08 14:22:46
3	Hidden user	68	Python 2	2019-02-08 14:03:38
4	Johan Lyts	113	Python 2	2019-03-11 14:02:54
5	Jesper Öqvist	159	Python 2	2019-03-03 19:50:29
6	Yanmarshus Bachtiar	178	Python 2	2020-09-30 10:43:13
7	Rafael Rivas	183	Python 2	2019-02-12 02:41:04
8	Andreas Björklund	196	Python 2	2019-08-24 11:00:44
9	Felix Balthasar Berief	202	Python 2	2019-02-08 14:03:54
10	Guan Yang Ze	215	Python 2	2020-02-05 17:19:00

#	User	Length	Language	Date
1	Clement Oh	55	Python 3	2023-08-13 10:16:03
2	Hidden user	55	Python 3	2023-08-20 19:55:02
3	Noah Hessen Bjerke	59	Python 3	2022-12-30 23:46:32
4	Lee Isaac	61	Python 3	2022-11-09 19:45:57
5	Karen Birgitta Hanssen	63	Python 3	2022-12-31 00:00:51
6	Rony	64	Python 3	2022-06-17 21:33:17
7	Hidden user	64	Python 3	2023-03-07 23:46:01
8	Dries Wedda	64	Python 3	2023-03-09 13:39:00
9	Malo	64	Python 3	2024-01-17 20:34:57
10	Bjørn Dons	66	Python 3	2022-05-17 22:10:22

#	User	Length	Language	Date
1	Thomas Feld	40	Ruby	2023-09-27 09:18:11
2	Clement Oh	48	Ruby	2023-10-14 09:32:01
3	Chenzhang Hu	135	Ruby	2025-09-22 16:14:03
4	Miorel Palii	170	Ruby	2022-03-30 12:31:02

#	User	Length	Language	Date
1	Vincent Lagerros	160	Rust	2024-10-08 19:58:50
2	Lily Gloudemans	244	Rust	2023-11-14 23:38:33
3	Anton Golov	621	Rust	2022-08-15 22:59:39
4	Judith Hemp	684	Rust	2021-01-15 19:18:22
5	Bas Dirks	882	Rust	2022-06-06 20:55:31
6	Eric Pinter	1206	Rust	2022-05-26 05:11:30
7	Hidden user	8234	Rust	2019-02-08 14:51:36

Solution running time distribution