Problem A
Marbles On A Tree — Problem Statistics

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Submissions	3214
Accepted submissions	1207
Submission ratio	37.55%
Authors	845
Full solves [?]	752
Full solve Ratio	88.99%

#	User	Runtime	Language	Date
1	Mirel Cosulschi	0.00 s	C	2022-12-05 21:00:47
2	Hidden user	0.00 s	C	2024-02-01 22:52:22
3	Hidden user	0.00 s	C	2024-02-07 21:51:51
4	Niclas Hörber	0.00 s	C	2024-02-10 11:20:10
5	Muhammad Habib Fikri Sundayana	0.01 s	C	2019-07-13 20:38:13
6	Andrew Kraft	0.01 s	C	2021-01-31 20:10:05

#	User	Runtime	Language	Date
1	Jens Erik	0.05 s	C#	2025-11-18 23:16:46
2	Simon Thillemann Nielsen	0.05 s	C#	2025-11-18 23:17:10
3	Sven	0.08 s	C#	2024-02-11 21:21:56

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2021-09-09 20:25:02
2	Noah Alexander Brubaker	0.08 s	Go	2021-08-17 09:51:39
3	Jonas Mittnacht	0.19 s	Go	2024-02-03 22:44:19

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.02 s	Haskell	2025-02-04 15:45:37
2	Juan Miguel Vilar	0.04 s	Haskell	2021-01-03 12:36:48
3	Lewis Smith	0.07 s	Haskell	2018-04-13 18:11:01
4	Scott Dauer	0.08 s	Haskell	2022-01-11 02:49:20

#	User	Runtime	Language	Date
1	Jan Štola	0.07 s	Java	2015-06-09 17:55:56
2	Nguyễn Hùng Cường	0.07 s	Java	2018-07-17 12:42:11
3	Bjørn Dons	0.07 s	Java	2020-10-06 21:02:03
4	Jacob Zhang	0.07 s	Java	2022-09-28 22:26:47
5	Mehdi Maick	0.08 s	Java	2018-12-12 21:03:53
6	Jeegn Dani	0.08 s	Java	2020-10-15 07:40:03
7	James Tang	0.08 s	Java	2020-10-16 02:37:56
8	Rithwik Palivela	0.08 s	Java	2021-03-12 01:18:25
9	Crystal Sharpe	0.08 s	Java	2021-03-27 19:15:09
10	Ashley Jojan Varghese	0.09 s	Java	2021-10-15 05:59:23

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-05-27 08:29:11

#	User	Runtime	Language	Date
1	Tommy Hjertberg	0.05 s	Python 2	2018-05-25 23:53:06
2	Charlotte Ding	0.06 s	Python 2	2016-10-08 00:28:09
3	Ossama Ahmed	0.06 s	Python 2	2016-10-19 05:05:15
4	Ida Bredal Skjørten	0.06 s	Python 2	2016-10-22 14:00:39
5	Ida Ryland	0.06 s	Python 2	2016-10-22 15:44:05
6	Jesper Öqvist	0.06 s	Python 2	2018-11-04 22:55:06
7	William Booker	0.07 s	Python 2	2017-09-30 01:45:29
8	Yuxiang Luo	0.07 s	Python 2	2019-05-18 23:07:50
9	Andreas Björklund	0.07 s	Python 2	2020-03-09 15:56:11
10	Jonas Larsen	0.08 s	Python 2	2018-04-12 22:11:35

#	User	Runtime	Language	Date
1	Veronica Hage	0.05 s	Python 3	2017-05-16 10:45:11
2	Paul Tan	0.05 s	Python 3	2018-03-06 15:53:49
3	Leonardo Donelli	0.05 s	Python 3	2018-04-12 11:33:23
4	Tommy Hjertberg	0.05 s	Python 3	2018-05-25 22:45:12
5	Kasra Ghodsi	0.05 s	Python 3	2018-08-29 19:35:37
6	Torstein Strømme	0.05 s	Python 3	2019-03-21 10:39:34
7	Charley Sheaffer	0.05 s	Python 3	2019-09-16 19:57:40
8	Nicholas Whitehead	0.05 s	Python 3	2019-09-24 21:10:10
9	Daniel S Brown	0.05 s	Python 3	2019-11-04 00:16:55
10	Kevin Corina	0.05 s	Python 3	2019-11-08 21:03:34

#	User	Runtime	Language	Date
1	Giang Đào	0.00 s	Rust	2023-01-01 06:13:30
2	Vincent Lagerros	0.00 s	Rust	2025-03-16 13:43:39
3	Muhammad Rais Fathin Mudzakir	0.01 s	Rust	2021-05-16 13:01:23

#	User	Length	Language	Date
1	Muhammad Habib Fikri Sundayana	1366	C	2019-07-13 20:38:13
2	Mirel Cosulschi	1444	C	2022-12-05 21:00:47
3	Hidden user	1549	C	2024-02-01 22:52:22
4	Hidden user	1556	C	2024-02-07 21:51:51
5	Niclas Hörber	1653	C	2024-02-10 11:20:10
6	Andrew Kraft	2457	C	2021-01-31 20:10:05

#	User	Length	Language	Date
1	Sven	1545	C#	2024-02-11 21:21:56
2	Jens Erik	1867	C#	2025-11-18 23:16:46
3	Simon Thillemann Nielsen	1867	C#	2025-11-18 23:17:10

#	User	Length	Language	Date
1	Hidden user	608	C++	2017-05-30 05:22:07
2	Hidden user	658	C++	2024-08-16 13:37:46
3	Elias Lolck	686	C++	2022-03-03 13:09:22
4	Armin Ziaei	694	C++	2020-09-05 19:37:10
5	Andrea Puddu	696	C++	2021-02-28 00:38:13
6	Hyunjun Lee	714	C++	2023-05-10 00:34:06
7	enkhochir erdenebat	716	C++	2024-03-31 09:18:33
8	Malte Kildelund Rosenkilde	717	C++	2022-03-03 17:57:22
9	Hidden user	719	C++	2019-05-04 08:27:14
10	Saad Taame	721	C++	2016-08-17 01:11:54

#	User	Length	Language	Date
1	Norbert Voelker	1441	Go	2021-09-09 20:25:02
2	Jonas Mittnacht	1504	Go	2024-02-03 22:44:19
3	Noah Alexander Brubaker	3666	Go	2021-08-17 09:51:39

#	User	Length	Language	Date
1	Steinar Simonnes	1760	Haskell	2025-02-04 15:45:37
2	Scott Dauer	2976	Haskell	2022-01-11 02:49:20
3	Lewis Smith	3118	Haskell	2018-04-13 17:37:10
4	Juan Miguel Vilar	4554	Haskell	2021-01-16 17:49:23

#	User	Length	Language	Date
1	Doug Goodman	1087	Java	2018-02-13 22:22:15
2	Ninghui Li	1126	Java	2020-02-12 02:16:24
3	Mitch Price	1184	Java	2016-10-02 22:31:29
4	Sebastian Secelean	1217	Java	2016-10-16 23:29:33
5	Hidden user	1253	Java	2016-09-09 22:31:09
6	Minh Nguyen	1304	Java	2018-06-13 23:04:31
7	Maurice zum Felde	1344	Java	2017-01-31 01:08:06
8	Jerry Zhu	1419	Java	2018-03-06 22:04:55
9	Ali Ebrahimi	1445	Java	2022-04-14 08:39:25
10	Errseab	1507	Java	2018-02-10 01:24:15

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	955	JavaScript (SpiderMonkey)	2023-05-27 08:29:11

#	User	Length	Language	Date
1	Andreas Björklund	498	Python 2	2020-03-09 15:56:11
2	Jonas Larsen	583	Python 2	2018-04-12 22:11:35
3	Jesper Öqvist	704	Python 2	2018-11-04 22:55:06
4	Ida Bredal Skjørten	865	Python 2	2016-10-22 14:00:39
5	Ida Ryland	865	Python 2	2016-10-22 15:44:05
6	Tommy Hjertberg	982	Python 2	2018-05-25 23:54:56
7	William Booker	1021	Python 2	2017-09-30 01:45:29
8	Charlotte Ding	1127	Python 2	2016-10-08 00:28:09
9	Lars Åström	1150	Python 2	2019-06-18 23:05:55
10	Ossama Ahmed	1167	Python 2	2016-10-19 05:05:15

#	User	Length	Language	Date
1	Sterling Smith	246	Python 3	2025-04-11 08:07:39
2	Ismael Parada	264	Python 3	2023-05-19 15:08:20
3	Lawry Sorenson	283	Python 3	2025-10-29 17:23:18
4	Nguyên Khôi Đỗ	323	Python 3	2025-01-25 22:09:33
5	Charles Ancheta	377	Python 3	2023-04-13 08:35:29
6	Shashank Bhatt	539	Python 3	2022-11-13 05:50:55
7	Shang-En Huang	543	Python 3	2022-10-27 07:36:54
8	Oskar Haarklou Veileborg	559	Python 3	2020-11-06 19:05:00
9	Ari Blondal	568	Python 3	2025-04-11 22:11:33
10	Ben Pendley	613	Python 3	2022-03-04 03:12:36

#	User	Length	Language	Date
1	Muhammad Rais Fathin Mudzakir	4698	Rust	2021-05-16 13:01:23
2	Giang Đào	7772	Rust	2023-01-01 06:13:30
3	Vincent Lagerros	40714	Rust	2025-03-16 13:43:39

Solution running time distribution