Problem A
RA Duty Scheduler — Problem Statistics

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Submissions	837
Accepted submissions	389
Submission ratio	46.48%
Authors	304
Full solves [?]	272
Full solve Ratio	89.47%

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	C	2020-11-17 13:41:56
2	Mirel Cosulschi	0.00 s	C	2023-01-10 17:53:18
3	Alexander Bilde Pedersen	0.00 s	C	2024-10-05 14:49:30

#	User	Runtime	Language	Date
1	Peter Cederqvist	0.05 s	C#	2025-08-31 00:14:31

#	User	Runtime	Language	Date
1	Bjørn Dons	0.04 s	Java	2023-05-22 20:57:36
2	Crystal Sharpe	0.06 s	Java	2021-07-03 16:55:21
3	Sparsh Sanchorawala	0.08 s	Java	2023-02-11 00:06:58
4	Hidden user	0.09 s	Java	2020-03-18 08:49:51
5	Andrew Polizzotto	0.09 s	Java	2020-03-18 08:50:12
6	Benjamin Reidys	0.10 s	Java	2019-04-30 23:55:05
7	Jack Min Ong	0.10 s	Java	2020-03-29 00:20:12
8	武晓飞	0.10 s	Java	2021-09-01 08:56:18
9	Taras Romanyuk	0.10 s	Java	2024-12-11 00:33:15
10	Thor Liam Møller Clausen	0.11 s	Java	2023-04-25 15:28:02

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-08-08 20:30:25

#	User	Runtime	Language	Date
1	Hidden user	0.25 s	Kotlin	2023-06-20 21:30:42
2	Leif Eriksson	0.28 s	Kotlin	2025-03-30 12:42:49
3	Filip Edberger	0.28 s	Kotlin	2025-03-30 14:04:29
4	Ali Amid	0.28 s	Kotlin	2025-03-30 15:16:54

#	User	Runtime	Language	Date
1	Aarav Singh	0.12 s	Python 2	2018-10-23 20:08:23
2	Anton Lyxell	0.15 s	Python 2	2019-12-15 18:07:44
3	Hidden user	0.16 s	Python 2	2019-08-01 19:54:46

#	User	Runtime	Language	Date
1	Mad KItty	0.05 s	Python 3	2024-08-28 17:20:57
2	Maarten Sebregts	0.07 s	Python 3	2020-05-19 16:54:34
3	Hidden user	0.07 s	Python 3	2024-10-11 14:19:03
4	Hidden user	0.07 s	Python 3	2025-07-09 18:00:06
5	Robel Yonas Tesfaye Bekele	0.07 s	Python 3	2025-07-19 11:11:01
6	Hidden user	0.07 s	Python 3	2025-07-28 09:32:28
7	Emil Rapp	0.07 s	Python 3	2025-08-02 20:18:06
8	Ludvig Esbjörnsson	0.07 s	Python 3	2025-08-09 19:07:54
9	Filip Edberger	0.08 s	Python 3	2025-03-30 14:14:10
10	Ronya Tamdjidi	0.08 s	Python 3	2025-08-05 18:39:00

#	User	Length	Language	Date
1	Mirel Cosulschi	1779	C	2023-01-10 17:53:18
2	Hidden user	2261	C	2020-11-17 13:41:56
3	Alexander Bilde Pedersen	16669	C	2024-10-05 14:49:30

#	User	Length	Language	Date
1	Peter Cederqvist	4711	C#	2025-08-31 00:14:31

#	User	Length	Language	Date
1	Johan Wind	1462	C++	2018-12-29 01:13:14
2	Oskar Haarklou Veileborg	2041	C++	2018-10-26 12:56:06
3	Marco Rubini	2051	C++	2019-11-04 21:16:20
4	Mohsen Dehbashi	2106	C++	2020-09-29 10:46:46
5	Ghazal Rabiei	2135	C++	2020-09-29 10:46:38
6	Đạt Bumble	2137	C++	2019-05-29 08:19:56
7	Ngân Trúc	2160	C++	2019-11-19 09:13:29
8	Đăng Hải	2165	C++	2019-05-29 05:40:48
9	Alexander Skidanov	2218	C++	2024-11-19 16:45:12
10	Hidden user	2219	C++	2020-06-30 19:46:25

#	User	Length	Language	Date
1	Hidden user	2388	Java	2020-03-18 08:49:51
2	Andrew Polizzotto	2390	Java	2020-03-18 08:50:12
3	Doug Goodman	2786	Java	2019-08-24 15:57:34
4	Crystal Sharpe	3708	Java	2021-07-03 16:55:21
5	Jon Cavallie Mester	3806	Java	2024-08-07 16:48:07
6	Taras Romanyuk	6206	Java	2024-12-11 13:17:40
7	Lena Fondeur	6220	Java	2024-10-25 00:06:00
8	Sparsh Sanchorawala	6453	Java	2023-02-11 00:06:58
9	Colin Peppler	6548	Java	2019-10-30 19:09:58
10	武晓飞	7277	Java	2021-09-01 08:56:18

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	7534	JavaScript (SpiderMonkey)	2023-08-08 20:30:25

#	User	Length	Language	Date
1	Hidden user	2112	Kotlin	2023-06-20 21:24:48
2	Ali Amid	4823	Kotlin	2025-03-30 15:21:14
3	Filip Edberger	4948	Kotlin	2025-03-30 14:04:29
4	Leif Eriksson	5133	Kotlin	2025-03-30 12:42:49

#	User	Length	Language	Date
1	Hidden user	2934	Python 2	2019-08-01 19:55:30
2	Aarav Singh	4865	Python 2	2018-10-23 20:08:23
3	Anton Lyxell	11101	Python 2	2019-12-15 18:07:44

#	User	Length	Language	Date
1	Maarten Sebregts	746	Python 3	2020-05-26 17:32:14
2	Seth Baunach	1734	Python 3	2022-02-28 05:29:12
3	Shashank Bhatt	1741	Python 3	2022-02-28 05:39:28
4	Iman Khodadi	1744	Python 3	2024-07-28 09:11:42
5	Mad KItty	2234	Python 3	2024-07-29 19:43:11
6	Paul Swingle	2379	Python 3	2022-10-12 06:15:27
7	ADITHYAN K G	2393	Python 3	2025-07-02 07:09:06
8	Steven Thijs	2494	Python 3	2022-03-09 15:56:42
9	Bart Zondervan	2503	Python 3	2020-03-01 12:51:28
10	Mattias Davidsson	2565	Python 3	2024-07-09 17:59:41

Solution running time distribution