Problem A
Damaged Equation — Problem Statistics

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Submissions	1626
Accepted submissions	566
Submission ratio	34.81%
Authors	576
Full solves [?]	502
Full solve Ratio	87.15%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2021-03-28 18:08:47
2	Sambit Palit	0.00 s	C	2021-06-27 18:34:46
3	Navid Assadian	0.00 s	C	2022-01-02 21:29:52
4	Andrew Roberts	0.00 s	C	2022-01-16 07:55:58
5	K V	0.00 s	C	2022-09-30 12:45:49
6	Zerui Pan	0.00 s	C	2022-09-30 14:15:51
7	Hidden user	0.00 s	C	2023-05-16 19:08:31
8	Kevin Albright	0.00 s	C	2024-11-27 18:31:58
9	HARITHA S R	0.00 s	C	2025-04-09 18:15:54

#	User	Runtime	Language	Date
1	Aaron Moseley	0.02 s	C#	2022-11-18 23:59:44
2	Mikael Fiala-Lundström	0.03 s	C#	2021-04-22 00:53:27
3	Göran Andersson	0.03 s	C#	2022-05-26 21:21:44
4	Ekaterina Tcareva	0.05 s	C#	2025-05-11 09:00:53
5	Márton Krauter	0.06 s	C#	2023-07-18 12:22:45
6	Michael Damsgaard	0.06 s	C#	2024-12-30 16:07:34

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2022-12-29 11:31:38
2	Jesper Bengtson	0.06 s	F#	2021-05-07 17:41:10

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-04-26 23:32:03

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2024-05-13 14:47:55
2	Brent Yorgey	0.01 s	Haskell	2021-03-28 21:54:17
3	Jason Hooper	0.01 s	Haskell	2021-03-28 23:25:08
4	Jan Hrček	0.01 s	Haskell	2021-04-15 05:59:56
5	Hidden user	0.01 s	Haskell	2021-05-29 17:14:44
6	Ng Tek In	0.01 s	Haskell	2022-08-24 19:12:29

#	User	Runtime	Language	Date
1	Mohammad Naufal Hazim Bin Saharudin	0.05 s	Java	2025-06-03 18:16:04
2	Crystal Sharpe	0.06 s	Java	2021-04-05 04:47:22
3	Liam Keliher	0.06 s	Java	2021-05-16 09:45:40
4	Sven Rönnbäck	0.06 s	Java	2021-11-25 22:25:22
5	Joachim Borup	0.07 s	Java	2021-03-20 13:07:01
6	Adrian Borup	0.07 s	Java	2021-05-07 16:10:22
7	Emil Bak-Møller	0.07 s	Java	2021-06-07 00:35:50
8	Kyle Kelly	0.08 s	Java	2021-05-09 08:59:18
9	Desireé af Geijerstam	0.08 s	Java	2021-06-20 11:53:27
10	Ranjith M	0.08 s	Java	2023-11-10 23:33:11

#	User	Runtime	Language	Date
1	Henry Nguyen	0.05 s	JavaScript (Node.js)	2024-04-30 01:21:13
2	Howard Tin Chi Chan	0.42 s	JavaScript (Node.js)	2021-03-28 22:33:30
3	Peter Kedemo	0.42 s	JavaScript (Node.js)	2022-01-04 11:13:58

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2021-03-28 15:04:26
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-03-13 13:09:50
3	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-04-23 18:28:24

#	User	Runtime	Language	Date
1	Timothy Gaede	0.50 s	Julia	2024-06-13 09:47:24

#	User	Runtime	Language	Date
1	Jacob Huebner	0.13 s	Kotlin	2022-02-21 04:26:45
2	Nicholas Johnson	0.15 s	Kotlin	2022-02-20 20:25:04
3	Roger Bongers	0.17 s	Kotlin	2021-06-27 04:33:12
4	Aidan Dagnall	0.18 s	Kotlin	2022-09-30 12:11:29
5	Adam Rankin	0.20 s	Kotlin	2023-04-24 03:07:59

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2021-05-22 08:27:33

#	User	Runtime	Language	Date
1	Hasan Kalzi	0.02 s	Python 2	2022-06-17 16:43:22
2	Måns Magnusson	0.03 s	Python 2	2021-03-20 11:17:47
3	Maj Stenmark	0.03 s	Python 2	2021-03-20 16:06:45
4	Andreas Björklund	0.03 s	Python 2	2021-04-02 09:59:44
5	Johan Lyts	0.03 s	Python 2	2021-04-04 14:03:18
6	Thomas Feld	0.03 s	Python 2	2021-05-21 08:49:53
7	Yanmarshus Bachtiar	0.03 s	Python 2	2021-05-29 06:40:28
8	Balamurugan M	0.03 s	Python 2	2023-07-04 17:37:29

#	User	Runtime	Language	Date
1	Hasan Kalzi	0.04 s	Python 3	2022-06-17 16:41:44
2	Teikn Smith	0.04 s	Python 3	2022-06-21 07:36:20
3	Aaleyah Clay	0.04 s	Python 3	2022-06-27 10:22:15
4	Peter Stauder	0.04 s	Python 3	2022-07-11 21:09:51
5	Kattis Speedrun	0.04 s	Python 3	2022-07-21 16:02:09
6	Hidden user	0.04 s	Python 3	2022-08-18 04:15:40
7	Mukerem Ali Nur	0.04 s	Python 3	2022-08-26 18:57:48
8	Grace Potter	0.04 s	Python 3	2022-09-28 00:07:56
9	Cameron Hahnfeldt	0.04 s	Python 3	2022-09-28 01:11:00
10	Jón Steinn Elíasson	0.04 s	Python 3	2022-09-29 00:21:01

#	User	Runtime	Language	Date
1	Kok Dith	0.05 s	Ruby	2021-08-27 14:56:18
2	Thomas Feld	0.06 s	Ruby	2023-08-21 11:05:42
3	Alexander Bilde Pedersen	0.06 s	Ruby	2023-08-24 22:44:40

#	User	Runtime	Language	Date
1	David Rasch	0.00 s	Rust	2021-04-14 17:32:57
2	Eric Pinter	0.00 s	Rust	2021-05-30 05:55:40
3	Bas Dirks	0.00 s	Rust	2022-04-07 15:51:09
4	David Aldenbro	0.00 s	Rust	2023-10-26 19:24:21
5	Artur Khuziakhmetov	0.00 s	Rust	2025-02-02 10:18:52

#	User	Length	Language	Date
1	Zerui Pan	508	C	2022-09-30 14:15:51
2	Andrew Roberts	754	C	2022-01-16 07:55:58
3	Sambit Palit	1072	C	2021-06-27 18:34:46
4	K V	1072	C	2022-09-30 12:45:49
5	Navid Assadian	1372	C	2022-01-02 21:29:52
6	HARITHA S R	1751	C	2025-04-09 18:15:54
7	Bergur Snorrason	1932	C	2021-03-28 18:08:47
8	Hidden user	2228	C	2023-05-16 19:08:31
9	Kevin Albright	3308	C	2024-11-27 18:31:58

#	User	Length	Language	Date
1	Göran Andersson	1065	C#	2022-05-26 21:21:44
2	Ekaterina Tcareva	1228	C#	2025-05-11 09:00:53
3	Michael Damsgaard	1271	C#	2024-12-30 16:07:34
4	Márton Krauter	1753	C#	2023-07-18 12:22:45
5	Aaron Moseley	2393	C#	2022-11-18 23:59:44
6	Mikael Fiala-Lundström	3751	C#	2021-04-22 00:53:27

#	User	Length	Language	Date
1	Andreas Alberg	566	C++	2023-03-29 15:26:59
2	Rares Felix Tudose	636	C++	2021-05-21 16:40:24
3	Johan Wind	698	C++	2021-03-20 11:10:16
4	Dmitry Lyubshin	722	C++	2023-04-02 13:04:30
5	Maxwell Zen	724	C++	2023-02-25 01:37:10
6	Ajay Kumar Ameraj	732	C++	2023-10-13 01:58:11
7	Tùng Hoàng Lâm	747	C++	2024-08-19 19:01:42
8	Armen Andreasyan	750	C++	2021-06-18 14:16:14
9	Hyunjun Lee	761	C++	2022-11-24 15:50:44
10	Hidden user	784	C++	2021-04-17 15:55:10

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1541	F#	2022-12-29 11:31:38
2	Jesper Bengtson	2352	F#	2021-05-07 17:41:10

#	User	Length	Language	Date
1	Norbert Voelker	1141	Go	2021-04-26 23:32:03

#	User	Length	Language	Date
1	Steinar Simonnes	608	Haskell	2024-05-13 14:47:55
2	Ng Tek In	1064	Haskell	2022-08-24 19:12:29
3	Jan Hrček	1073	Haskell	2021-04-15 05:59:56
4	Jason Hooper	1824	Haskell	2021-03-28 23:25:08
5	Brent Yorgey	2246	Haskell	2021-03-28 21:54:17
6	Hidden user	11629	Haskell	2021-05-29 17:14:44

#	User	Length	Language	Date
1	Logan Pipes	975	Java	2021-05-20 00:35:31
2	Patrick De Paula	1138	Java	2023-03-03 05:36:15
3	Bivash Pandey	1151	Java	2021-04-17 04:42:48
4	David Van Nguyen	1171	Java	2024-07-14 20:09:23
5	Faith Lawrence Escaño	1178	Java	2023-03-03 05:34:46
6	Al Vince Madrilejos	1178	Java	2023-03-03 09:32:38
7	Nathan Nguyen	1212	Java	2021-07-17 02:21:53
8	Abdullah Al Rafi Mahmud	1269	Java	2022-02-24 04:44:11
9	Jon Marius Venstad	1280	Java	2023-02-20 18:37:33
10	Gian Peña	1288	Java	2021-04-13 07:10:12

#	User	Length	Language	Date
1	Peter Kedemo	889	JavaScript (Node.js)	2022-01-04 11:13:58
2	Henry Nguyen	1353	JavaScript (Node.js)	2024-04-30 01:21:13
3	Howard Tin Chi Chan	1678	JavaScript (Node.js)	2021-03-28 22:33:30

#	User	Length	Language	Date
1	Zach Tschetter	400	JavaScript (SpiderMonkey)	2023-04-23 18:28:24
2	Christian Pilegaard Cederquist	416	JavaScript (SpiderMonkey)	2023-03-13 13:09:50
3	Bjørn Chr. Soltvedt	550	JavaScript (SpiderMonkey)	2021-03-28 15:04:26

#	User	Length	Language	Date
1	Timothy Gaede	2268	Julia	2024-06-13 09:47:24

#	User	Length	Language	Date
1	Aidan Dagnall	899	Kotlin	2022-09-30 12:11:29
2	Jacob Huebner	916	Kotlin	2022-02-21 04:26:45
3	Roger Bongers	947	Kotlin	2021-06-27 04:33:12
4	Adam Rankin	2599	Kotlin	2023-04-24 03:07:59
5	Nicholas Johnson	2769	Kotlin	2022-02-20 20:25:04

#	User	Length	Language	Date
1	Ingemar Ragnemalm	2255	Pascal	2021-05-22 08:27:33

#	User	Length	Language	Date
1	Thomas Feld	285	Python 2	2021-05-21 08:49:53
2	Måns Magnusson	515	Python 2	2021-03-20 11:17:47
3	Maj Stenmark	515	Python 2	2021-03-20 16:06:45
4	Johan Lyts	545	Python 2	2021-04-04 14:03:18
5	Andreas Björklund	600	Python 2	2021-04-02 09:59:44
6	Yanmarshus Bachtiar	691	Python 2	2021-05-29 06:40:28
7	Hasan Kalzi	2500	Python 2	2021-04-15 03:42:52
8	Balamurugan M	2500	Python 2	2023-07-04 17:37:29

#	User	Length	Language	Date
1	Charles Ancheta	196	Python 3	2023-04-19 01:16:18
2	Wendirad Demelash	237	Python 3	2023-02-02 14:24:01
3	Noah Hessen Bjerke	267	Python 3	2025-04-04 15:38:47
4	Farzam Abrishami	280	Python 3	2024-01-20 20:52:40
5	Joey Tribianni	297	Python 3	2022-01-13 11:45:08
6	Bryan Juniano	308	Python 3	2025-04-26 06:23:52
7	Yong Mao	309	Python 3	2023-11-24 14:58:42
8	Hidden user	312	Python 3	2021-05-18 17:38:23
9	Benjamin Z White	320	Python 3	2023-05-01 01:39:57
10	Tai Tze Kin	323	Python 3	2024-05-04 09:32:13

#	User	Length	Language	Date
1	Thomas Feld	135	Ruby	2023-08-21 11:41:41
2	Alexander Bilde Pedersen	305	Ruby	2023-08-24 22:44:40
3	Kok Dith	411	Ruby	2021-08-27 14:56:18

#	User	Length	Language	Date
1	David Aldenbro	442	Rust	2023-10-26 19:24:21
2	David Rasch	784	Rust	2021-04-14 17:32:57
3	Artur Khuziakhmetov	916	Rust	2025-02-02 10:18:52
4	Eric Pinter	1743	Rust	2021-05-30 05:55:40
5	Bas Dirks	2043	Rust	2022-04-07 15:51:09

Solution running time distribution