Problem A
Fencing Lessons — Problem Statistics

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Submissions	842
Accepted submissions	138
Submission ratio	16.39%
Authors	180
Full solves [?]	115
Full solve Ratio	63.89%

#	User	Runtime	Language	Date
1	Jungwoo Yang	0.01 s	C++	2017-04-22 14:18:33
2	Håkon Flatval	0.01 s	C++	2017-04-22 15:17:07
3	Matias Holte	0.01 s	C++	2017-04-22 15:36:02
4	Antonio Molina Lovett	0.01 s	C++	2017-09-24 20:03:39
5	William Gan	0.01 s	C++	2017-11-06 07:03:32
6	Yiqin Qiu	0.01 s	C++	2017-11-11 21:27:36
7	Kai Chen	0.01 s	C++	2017-11-11 23:51:19
8	Michael Earl	0.01 s	C++	2018-01-16 22:14:57
9	Antoni Guz	0.01 s	C++	2018-04-10 15:21:32
10	Dmitry Lyubshin	0.01 s	C++	2018-07-28 09:44:35

#	User	Runtime	Language	Date
1	Erik Baalhuis	0.11 s	Java	2017-05-30 18:42:24
2	Nick Wu	0.11 s	Java	2017-09-24 20:37:24
3	Andrew He	0.12 s	Java	2020-12-20 21:03:16
4	Michael Phillotry	0.13 s	Java	2020-12-13 06:10:53
5	David Harmeyer	0.14 s	Java	2020-12-20 19:57:23
6	Lars Åström	0.16 s	Java	2017-11-20 18:22:09
7	Taranpreet Singh	0.18 s	Java	2020-12-12 19:57:26
8	Crystal Sharpe	0.18 s	Java	2020-12-13 01:02:39
9	Kadin Tang	0.18 s	Java	2021-02-08 06:43:45
10	Finn Lidbetter	0.20 s	Java	2017-11-03 02:59:18

#	User	Runtime	Language	Date
1	Meet Mendapara	0.09 s	JavaScript (Node.js)	2024-08-24 13:35:26

#	User	Runtime	Language	Date
1	Torbjørn Stanghelle Morland	0.10 s	Python 2	2017-04-27 21:39:13
2	Andreas Björklund	0.12 s	Python 2	2019-05-16 07:39:55
3	Kasper Borys	0.17 s	Python 2	2017-09-28 09:37:26
4	Oskar Haarklou Veileborg	0.19 s	Python 2	2019-08-09 13:56:47

#	User	Runtime	Language	Date
1	Amit Joshi	0.16 s	Python 3	2020-12-26 23:52:40
2	Arihant Jain	0.17 s	Python 3	2020-12-23 22:57:11
3	Arihant Jain	0.17 s	Python 3	2020-12-26 08:05:35
4	Julia Önerud	0.21 s	Python 3	2023-03-10 19:27:38
5	Zhuqi	0.24 s	Python 3	2022-06-27 12:02:39
6	Duoduo Zhao	0.27 s	Python 3	2025-07-25 17:32:54
7	Hidden user	0.30 s	Python 3	2022-11-13 17:04:39
8	Mithul Manivannan	0.39 s	Python 3	2020-12-12 23:09:21

#	User	Length	Language	Date
1	William Gan	1355	C++	2017-11-06 07:03:32
2	Johan Wind	1517	C++	2018-04-08 15:46:22
3	Zhuolin Yang	1600	C++	2020-12-12 22:12:49
4	Prabowo Djonatan	1706	C++	2018-10-18 17:46:48
5	Thiago Felipe Bastos da Silva	1724	C++	2021-08-20 16:41:40
6	Antonio Molina Lovett	1760	C++	2017-09-24 20:03:39
7	Jungwoo Yang	1781	C++	2017-04-22 14:18:33
8	Kaze Ashitano	1794	C++	2020-11-02 05:02:58
9	Oscar Burga	1875	C++	2021-01-24 02:06:09
10	Bùi Việt Dũng	1958	C++	2020-12-27 14:46:32

#	User	Length	Language	Date
1	Doug Goodman	1744	Java	2017-11-25 16:52:03
2	Andrew He	2744	Java	2020-12-20 21:03:16
3	Lars Åström	3045	Java	2017-11-20 18:22:09
4	Roger Ballard	3046	Java	2017-09-24 20:44:16
5	Shanshan Qu	3060	Java	2021-04-26 09:24:12
6	Ronald Cruz	3137	Java	2017-11-11 22:16:44
7	Liu Xichan	3137	Java	2021-04-26 09:20:40
8	Aldo Chow	3304	Java	2017-11-13 03:05:51
9	Nick Wu	3317	Java	2017-09-24 20:37:24
10	Rafael Kiesel	3377	Java	2017-06-01 19:02:58

#	User	Length	Language	Date
1	Meet Mendapara	2361	JavaScript (Node.js)	2024-08-24 13:35:26

#	User	Length	Language	Date
1	Andreas Björklund	1105	Python 2	2019-05-16 07:39:55
2	Oskar Haarklou Veileborg	1276	Python 2	2019-08-09 14:00:00
3	Torbjørn Stanghelle Morland	1627	Python 2	2017-04-27 21:39:13
4	Kasper Borys	1642	Python 2	2017-09-28 09:37:26

#	User	Length	Language	Date
1	Arihant Jain	1149	Python 3	2020-12-23 22:57:11
2	Arihant Jain	1149	Python 3	2020-12-26 08:05:35
3	Mithul Manivannan	1858	Python 3	2020-12-12 23:09:21
4	Zhuqi	1941	Python 3	2022-06-27 12:02:39
5	Amit Joshi	2567	Python 3	2020-12-26 23:52:40
6	Duoduo Zhao	2692	Python 3	2025-07-25 17:32:54
7	Hidden user	3004	Python 3	2022-11-13 17:55:09
8	Julia Önerud	4955	Python 3	2023-03-10 19:27:38

Solution running time distribution