Problem A
Programming Tutors — Problem Statistics

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Submissions	746
Accepted submissions	326
Submission ratio	43.70%
Authors	316
Full solves [?]	272
Full solve Ratio	86.08%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.00 s	C	2019-03-28 16:22:00
2	Hidden user	0.00 s	C	2025-06-08 21:56:09
3	Jacob Gummesson Atroshi	0.03 s	C	2019-05-30 13:46:10

#	User	Runtime	Language	Date
1	Bas te Kolste	0.09 s	C#	2016-11-20 16:10:42

#	User	Runtime	Language	Date
1	Nick Wu	0.12 s	Java	2016-11-19 00:15:07
2	Jarik Karsten	0.12 s	Java	2019-10-07 12:59:29
3	Benjamin Reidys	0.13 s	Java	2019-04-12 17:54:19
4	Martijn Muijsers	0.14 s	Java	2016-11-15 00:51:40
5	Doug Goodman	0.14 s	Java	2018-04-06 21:03:28
6	Billy Quiroga	0.15 s	Java	2018-10-14 23:52:44
7	Erik Baalhuis	0.18 s	Java	2016-11-14 14:22:13
8	Chris Wu	0.18 s	Java	2017-02-18 19:32:56
9	Miguel	0.18 s	Java	2017-08-05 23:13:26
10	Thomas Rooijakkers	0.19 s	Java	2017-11-03 11:06:14

#	User	Runtime	Language	Date
1	Christian Cederquist	0.23 s	JavaScript (SpiderMonkey)	2024-08-13 07:57:28

#	User	Runtime	Language	Date
1	Andreas Björklund	0.09 s	Python 2	2019-05-21 15:29:57
2	Øyvind Haarberg	0.12 s	Python 2	2018-11-19 22:00:32
3	Tomas Bosschieter	0.17 s	Python 2	2020-02-24 00:11:48
4	Jesper Öqvist	0.19 s	Python 2	2018-11-04 17:55:13
5	Oskar Haarklou Veileborg	0.20 s	Python 2	2019-08-15 14:07:33
6	Ram Basnet	0.20 s	Python 2	2019-12-01 07:26:15
7	Oskar Larsson	0.28 s	Python 2	2019-05-30 15:07:33
8	Michael Huang	0.47 s	Python 2	2018-03-22 21:28:50
9	Maj Stenmark	0.64 s	Python 2	2019-08-31 14:27:38
10	Måns Magnusson	0.70 s	Python 2	2019-07-08 15:09:10

#	User	Runtime	Language	Date
1	Chinmay Viraj Raut	0.10 s	Python 3	2018-05-02 05:14:33
2	Duoduo Zhao	0.10 s	Python 3	2025-07-07 11:44:28
3	Emiel Wiedijk	0.11 s	Python 3	2021-02-21 22:25:57
4	Jonas van der Schaaf	0.12 s	Python 3	2021-02-21 23:02:22
5	Pim Meulensteen	0.12 s	Python 3	2021-02-23 14:21:22
6	Flo	0.12 s	Python 3	2022-02-23 20:59:42
7	Floor van de Leur	0.12 s	Python 3	2022-02-23 21:00:50
8	Noam Cohen	0.15 s	Python 3	2022-02-23 00:07:50
9	alexandre dewilde	0.17 s	Python 3	2023-08-11 13:47:09
10	Jan Laan	0.19 s	Python 3	2022-03-02 17:11:52

#	User	Runtime	Language	Date
1	Constantijn Dekker	0.00 s	Rust	2021-06-10 00:13:40
2	Hidden user	0.01 s	Rust	2025-02-20 21:31:53

#	User	Length	Language	Date
1	Jacob Gummesson Atroshi	2059	C	2019-05-30 13:46:10
2	Hidden user	2165	C	2025-06-08 21:56:09
3	Ivan Petrov	3051	C	2019-03-28 16:22:00

#	User	Length	Language	Date
1	Bas te Kolste	4014	C#	2016-11-20 16:10:42

#	User	Length	Language	Date
1	David Zheng	943	C++	2018-11-15 00:48:05
2	Viet Tran	987	C++	2019-10-10 12:16:52
3	Ismail Alrifai	1037	C++	2023-05-26 15:24:52
4	Julian La	1056	C++	2016-11-13 10:55:31
5	Rene Josiah M. Quinto	1059	C++	2017-06-24 10:27:12
6	Zane Yu	1125	C++	2019-01-19 11:16:36
7	Robert Koprinkov	1138	C++	2018-07-02 18:27:15
8	Mohsen Dehbashi	1190	C++	2020-10-15 15:58:21
9	Johan Wind	1194	C++	2016-11-19 17:40:15
10	Rajarshi Basu	1195	C++	2020-12-19 03:32:37

#	User	Length	Language	Date
1	Doug Goodman	1425	Java	2018-04-06 21:03:28
2	Billy Quiroga	3000	Java	2018-10-15 03:50:17
3	Alex Coleman	3095	Java	2017-03-02 19:09:18
4	Nick Wu	3158	Java	2016-11-19 00:15:07
5	Javier Ojeda	3264	Java	2017-08-05 23:52:27
6	Martijn Muijsers	3326	Java	2016-11-15 00:51:40
7	Crystal Sharpe	3417	Java	2021-08-25 05:37:09
8	Mitch Price	3657	Java	2017-02-19 23:45:48
9	Taras Romanyuk	3798	Java	2025-01-18 22:33:28
10	Thomas Rooijakkers	3925	Java	2017-11-03 11:06:14

#	User	Length	Language	Date
1	Christian Cederquist	7345	JavaScript (SpiderMonkey)	2024-08-13 07:57:28

#	User	Length	Language	Date
1	Michael Huang	857	Python 2	2018-03-22 21:28:50
2	Oskar Haarklou Veileborg	1017	Python 2	2019-08-15 14:07:33
3	Jesper Öqvist	1022	Python 2	2018-11-04 17:55:13
4	Andreas Björklund	1137	Python 2	2019-05-21 15:29:57
5	Oskar Larsson	1305	Python 2	2019-05-30 15:07:33
6	Øyvind Haarberg	1448	Python 2	2018-11-19 22:00:32
7	Ram Basnet	1490	Python 2	2019-12-01 07:26:15
8	Måns Magnusson	2011	Python 2	2019-07-08 15:09:10
9	Maj Stenmark	2112	Python 2	2019-08-31 14:27:38
10	James Lawson	2379	Python 2	2019-03-03 00:04:45

#	User	Length	Language	Date
1	Noam Cohen	792	Python 3	2022-02-23 00:07:50
2	Muhammad Hussein	816	Python 3	2023-10-05 12:39:00
3	Hidden user	846	Python 3	2023-07-02 05:48:02
4	alexandre dewilde	1130	Python 3	2023-08-11 13:47:09
5	Oskar Haarklou Veileborg	1427	Python 3	2021-03-13 10:29:44
6	Ram Basnet	1490	Python 3	2019-12-01 07:24:34
7	Duoduo Zhao	1560	Python 3	2025-07-07 11:44:28
8	Simon Rumle Tarnow	1912	Python 3	2021-03-13 11:37:11
9	Lennart Meyling	1917	Python 3	2023-10-22 12:32:59
10	David Engström	2149	Python 3	2021-10-20 19:28:11

#	User	Length	Language	Date
1	Constantijn Dekker	4270	Rust	2021-06-10 00:13:40
2	Hidden user	8218	Rust	2025-02-20 21:31:53

Solution running time distribution