Problem C
Class Picture — Problem Statistics

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Submissions	2883
Accepted submissions	865
Submission ratio	30.00%
Authors	641
Full solves [?]	502
Full solve Ratio	78.32%

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	C	2019-05-16 09:41:13
2	Ioannis Br	0.08 s	C	2023-01-23 00:57:42
3	Hidden user	0.12 s	C	2024-11-02 21:53:52
4	Mikael K Eriksson	0.18 s	C	2021-02-19 19:08:03
5	Ivan Petrov	0.19 s	C	2019-08-21 09:55:21
6	Alexander Bilde Pedersen	0.37 s	C	2025-04-10 13:35:20

#	User	Runtime	Language	Date
1	Michael Damsgaard	0.06 s	C#	2024-12-25 07:54:06

#	User	Runtime	Language	Date
1	Abel Martin	1.24 s	Haskell	2019-09-24 11:50:38

#	User	Runtime	Language	Date
1	Ahmad Barhamje	0.11 s	Java	2024-07-05 15:07:30
2	Liam Keliher	0.17 s	Java	2019-06-12 01:31:45
3	Sven Rönnbäck	0.18 s	Java	2024-12-26 19:12:21
4	Hidden user	0.20 s	Java	2015-11-10 14:55:38
5	Paolo Pellizzoni	0.21 s	Java	2019-02-11 21:20:33
6	Kelton Welsh	0.21 s	Java	2019-06-19 03:33:22
7	Herman Appelgren	0.22 s	Java	2018-07-20 23:16:35
8	Crystal Sharpe	0.22 s	Java	2020-09-14 05:44:13
9	Brent Yorgey	0.23 s	Java	2019-01-01 06:58:36
10	Arup Ratan Guha	0.23 s	Java	2024-02-19 00:21:47

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-08-16 18:59:41
2	Michael Laszlo	1.77 s	JavaScript (SpiderMonkey)	2016-11-04 07:35:01

#	User	Runtime	Language	Date
1	Timothy Gaede	1.06 s	Julia	2025-05-15 06:27:06

#	User	Runtime	Language	Date
1	Hidden user	0.49 s	Kotlin	2020-04-15 14:27:33
2	Isaac Owomugisha	1.15 s	Kotlin	2020-09-07 15:47:31

#	User	Runtime	Language	Date
1	Hidden user	0.06 s	Python 2	2019-10-26 14:10:01
2	Michel Wermelinger	0.53 s	Python 2	2020-05-12 12:53:07
3	Haggai Liu	0.80 s	Python 2	2017-10-24 03:47:59
4	Abel Martin	0.81 s	Python 2	2019-09-24 00:12:10
5	Andreas Björklund	0.91 s	Python 2	2019-11-28 20:37:13
6	Hidden user	0.99 s	Python 2	2017-11-10 10:23:24
7	Sigurður Jens Albertsson	1.08 s	Python 2	2021-02-24 13:08:10
8	Yang Li	1.11 s	Python 2	2019-06-30 04:45:58
9	Kristmundur Agust	1.34 s	Python 2	2019-08-24 16:22:44

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Python 3	2019-10-26 14:07:10
2	Justin Liew	0.07 s	Python 3	2020-01-30 15:16:16
3	Nicholas Russell Saerang	0.08 s	Python 3	2025-05-29 19:11:04
4	Russell	0.08 s	Python 3	2025-09-21 17:02:08
5	Sam	0.08 s	Python 3	2025-10-04 13:59:01
6	Thanh Nguyen Nhut	0.09 s	Python 3	2023-11-15 13:27:03
7	Iman Khodadi	0.09 s	Python 3	2023-12-24 18:30:17
8	Phuoc Truong Hoang	0.12 s	Python 3	2022-11-28 22:47:22
9	Raymond Christopher	0.12 s	Python 3	2023-12-20 18:12:44
10	gnaneswari lolugu	0.12 s	Python 3	2024-05-03 01:47:08

#	User	Runtime	Language	Date
1	Thomas Feld	0.10 s	Ruby	2023-11-01 13:53:03

#	User	Runtime	Language	Date
1	Artur Khuziakhmetov	0.02 s	Rust	2025-02-04 09:28:43
2	Elias Nodland	0.22 s	Rust	2023-02-26 12:20:43
3	Daniel Anker Hermansen	0.54 s	Rust	2023-08-24 22:58:15
4	Jonathan Jiang	0.67 s	Rust	2021-04-12 03:40:35
5	Isak Jägberg	1.11 s	Rust	2023-04-18 10:27:36
6	Pahlevi Fikri Auliya	1.19 s	Rust	2021-02-27 22:33:03

#	User	Length	Language	Date
1	Hidden user	1710	C	2024-11-02 21:53:52
2	Ioannis Br	2903	C	2023-01-23 01:36:52
3	Hidden user	3548	C	2019-05-16 09:41:13
4	Alexander Bilde Pedersen	5020	C	2025-04-10 13:35:20
5	Ivan Petrov	7464	C	2019-08-21 09:55:21
6	Mikael K Eriksson	17439	C	2021-02-19 19:08:03

#	User	Length	Language	Date
1	Michael Damsgaard	3043	C#	2024-12-25 07:54:06

#	User	Length	Language	Date
1	Victor Song	759	C++	2023-09-15 18:40:49
2	Sidhant Bansal	911	C++	2018-05-12 14:17:54
3	Bryan Wong Wei Heng	914	C++	2020-02-08 18:40:28
4	Wang Zhi Jian	943	C++	2019-04-04 08:58:53
5	Hyunjun Lee	977	C++	2022-11-24 06:22:31
6	Jason Cannon	1027	C++	2020-01-14 01:25:31
7	Ganapathy Sanath Balaji	1049	C++	2020-05-20 17:19:46
8	Howard Cheng	1049	C++	2025-02-14 17:54:20
9	Josenildo Silva	1067	C++	2020-04-23 01:40:22
10	Alex Waese-Perlman	1078	C++	2024-01-06 02:22:18

#	User	Length	Language	Date
1	Abel Martin	2768	Haskell	2019-09-24 11:50:38

#	User	Length	Language	Date
1	Duncan Page	1312	Java	2018-10-16 00:33:16
2	Elaica Dela Cruz	1446	Java	2024-07-07 22:04:34
3	Hamza Manzoor	1552	Java	2019-02-07 03:33:46
4	Doug Goodman	1558	Java	2017-09-20 19:13:16
5	Peyman Faizian	1596	Java	2019-05-12 23:48:42
6	Nimesh Nayaju	1607	Java	2019-06-25 06:18:51
7	Crystal Sharpe	1677	Java	2020-09-14 05:44:13
8	Joseph Dyer	1891	Java	2020-02-20 20:54:01
9	Marc Dominic San Pedro	1945	Java	2024-02-14 06:50:00
10	Eric Leow Yu Quan	1971	Java	2021-12-11 12:01:33

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	1420	JavaScript (SpiderMonkey)	2023-08-16 18:59:41
2	Michael Laszlo	1452	JavaScript (SpiderMonkey)	2016-11-04 07:35:01

#	User	Length	Language	Date
1	Timothy Gaede	1754	Julia	2025-05-15 06:27:06

#	User	Length	Language	Date
1	Isaac Owomugisha	1705	Kotlin	2020-09-07 15:47:31
2	Hidden user	1740	Kotlin	2020-04-15 14:27:33

#	User	Length	Language	Date
1	Andreas Björklund	766	Python 2	2019-11-28 20:37:13
2	Kristmundur Agust	836	Python 2	2019-08-24 16:22:44
3	Haggai Liu	845	Python 2	2017-10-24 03:47:59
4	Abel Martin	1124	Python 2	2019-09-24 00:12:10
5	Michel Wermelinger	1174	Python 2	2020-05-12 12:53:07
6	Yang Li	1239	Python 2	2019-06-30 04:45:58
7	Hidden user	1309	Python 2	2019-10-26 14:10:01
8	Hidden user	1384	Python 2	2017-11-10 10:23:24
9	Sigurður Jens Albertsson	1516	Python 2	2021-02-24 13:08:10

#	User	Length	Language	Date
1	Benjamin Ye	299	Python 3	2024-03-01 04:07:20
2	Anshuman Dash	594	Python 3	2024-03-04 07:36:13
3	Kelly Dance	763	Python 3	2022-06-29 17:22:30
4	Hidden user	778	Python 3	2020-09-25 20:30:47
5	Christoffer Sommerlund	820	Python 3	2021-02-06 20:32:44
6	Asad Khan	849	Python 3	2025-04-20 07:13:10
7	Oskar Haarklou Veileborg	869	Python 3	2021-02-22 15:22:12
8	Hidden user	889	Python 3	2020-09-18 06:54:51
9	Emilius	889	Python 3	2025-10-12 15:53:57
10	Kyle Kassen	908	Python 3	2020-09-27 15:40:37

#	User	Length	Language	Date
1	Thomas Feld	395	Ruby	2023-11-02 09:43:40

#	User	Length	Language	Date
1	Artur Khuziakhmetov	1768	Rust	2025-02-05 09:48:29
2	Elias Nodland	2585	Rust	2023-02-26 12:20:43
3	Isak Jägberg	3096	Rust	2023-04-18 10:27:36
4	Jonathan Jiang	3287	Rust	2021-04-12 03:40:35
5	Pahlevi Fikri Auliya	3357	Rust	2021-02-27 22:33:03
6	Daniel Anker Hermansen	28995	Rust	2023-08-24 22:58:15

Solution running time distribution