Problem A
Birthday Party

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Problem statistics

Submissions	7978
Accepted submissions	2350
Submission ratio	29.46%
Authors	2164
Accepted authors	1774
Author ratio	81.98%

#	User	Runtime	Date
1	Raymond Yang	0.00 s	2021-10-16 04:53:02
2	Hidden user	0.00 s	2022-12-10 21:13:16
3	Hidden user	0.01 s	2022-12-08 01:56:47
4	Hidden user	0.01 s	2022-12-08 16:23:45
5	Sanjiv Dinakar	0.36 s	2023-04-29 17:45:17
6	Suhas Palwai	0.47 s	2023-03-10 19:14:17

#	User	Runtime	Date
1	Fredrik Absalonsen	0.03 s	2018-02-11 11:21:00
2	Kelvin Petry	0.03 s	2019-06-17 14:15:44
3	Jayant Notani	0.04 s	2020-04-05 06:29:48

#	User	Runtime	Date
1	Hidden user	0.03 s	2019-08-07 01:22:40

#	User	Runtime	Date
1	Yitian Wang	0.03 s	2023-03-23 08:15:38
2	Norbert Voelker	0.08 s	2021-12-08 21:17:15
3	Thomas Cole	0.10 s	2024-03-22 04:39:28

#	User	Runtime	Date
1	Birk Tjelmeland	0.01 s	2018-01-24 17:21:00
2	nome	0.15 s	2023-08-27 14:42:15
3	Morten Lohne	1.50 s	2018-01-22 00:47:38

#	User	Runtime	Date
1	José Vander Meulen	0.07 s	2018-03-29 22:49:28
2	Vaibhav Pulastya	0.07 s	2018-11-15 08:56:57
3	Mehdi Maick	0.07 s	2018-12-12 20:05:41
4	Bjørn Dons	0.08 s	2018-12-14 02:37:20
5	Magnus Øian	0.10 s	2018-02-16 00:13:49
6	Øyvind Haarberg	0.11 s	2016-09-28 22:15:48
7	James Black	0.11 s	2017-10-27 06:07:28
8	Olivier Bourgeois	0.11 s	2017-10-28 02:24:46
9	Kaja Dey	0.11 s	2018-01-22 16:14:01
10	Joakim Kårstad Tran	0.11 s	2018-01-25 15:26:40

#	User	Runtime	Date
1	Rachel Lader	1.28 s	2018-06-13 06:51:26

#	User	Runtime	Date
1	Christian Cederquist	0.06 s	2023-06-29 22:43:25
2	Bjørn Chr. Soltvedt	0.45 s	2021-02-18 23:52:27
3	Zach Tschetter	1.46 s	2023-07-01 03:12:25

#	User	Runtime	Date
1	Phường Lên	0.23 s	2019-12-25 04:30:03
2	Hidden user	0.31 s	2018-01-24 16:20:47
3	Hidden user	0.33 s	2019-11-22 08:02:58

#	User	Runtime	Date
1	Ida Bredal Skjørten	0.07 s	2016-10-25 00:05:42
2	Agis Daniels	0.07 s	2020-03-22 17:24:21
3	Hidden user	0.08 s	2018-12-15 02:01:07
4	Andreas Björklund	0.09 s	2020-11-16 18:28:54
5	Oskar Haarklou Veileborg	0.11 s	2018-10-31 15:12:15
6	Haggai Liu	0.14 s	2017-06-11 09:36:10
7	Bjørn Herting	0.24 s	2016-09-28 19:21:57
8	Victor Zheng	0.30 s	2017-06-17 20:50:58
9	Sondre Vestad	0.39 s	2016-09-28 18:12:56
10	Ida Ryland	0.39 s	2016-10-23 22:18:07

#	User	Runtime	Date
1	mike	0.04 s	2018-11-14 22:05:47
2	Ram Basnet	0.04 s	2018-11-16 19:45:26
3	Gunvor Lemvik	0.05 s	2018-01-27 12:45:58
4	Simon Halvorsen	0.05 s	2018-05-07 16:47:40
5	Mark Thomas	0.05 s	2019-07-16 00:08:25
6	Navya Zaveri	0.05 s	2019-12-05 04:16:37
7	Yosuke Mizutani	0.05 s	2019-12-28 10:38:31
8	Torstein Strømme	0.06 s	2018-01-18 15:47:54
9	Matthias Döpmann	0.06 s	2018-01-24 17:53:52
10	Assem Marat	0.06 s	2018-02-18 09:12:54

#	User	Runtime	Date
1	Niklas Sandén	0.00 s	2023-03-08 18:21:50
2	Eric Pinter	0.01 s	2020-10-13 02:51:48
3	Erik Magnusson	0.12 s	2024-02-06 18:13:49

#	User	Length	Date
1	Raymond Yang	1051	2021-10-16 04:53:02
2	Suhas Palwai	1251	2023-03-10 19:14:17
3	Hidden user	1329	2022-12-10 21:13:16
4	Hidden user	1801	2022-12-08 16:23:45
5	Hidden user	1964	2022-12-08 02:10:45
6	Sanjiv Dinakar	3484	2023-04-29 17:45:17

#	User	Length	Date
1	Fredrik Absalonsen	2913	2018-02-11 11:21:00
2	Kelvin Petry	3426	2019-06-19 11:36:19
3	Jayant Notani	3523	2020-04-05 06:29:48

#	User	Length	Date
1	tushar sharma	737	2021-03-01 22:30:13
2	MEV Alan	766	2021-11-01 07:09:02
3	Gaelan McMillan	773	2023-03-05 18:06:42
4	Mohammad Shirali	773	2023-09-08 15:45:27
5	Laurentiu Grad	790	2021-05-19 18:19:55
6	我谔谔	791	2022-11-20 02:32:42
7	Revanth Madhavarapu	801	2023-10-02 10:26:25
8	Nirajan Dhakal	807	2022-03-07 16:55:49
9	kwai	811	2022-04-11 18:01:00
10	Hidden user	821	2023-04-13 16:44:42

#	User	Length	Date
1	Hidden user	1541	2019-08-07 01:22:40

#	User	Length	Date
1	Thomas Cole	2211	2024-03-22 04:39:28
2	Yitian Wang	2271	2023-03-23 08:15:38
3	Norbert Voelker	4616	2021-12-08 21:17:15

#	User	Length	Date
1	Birk Tjelmeland	1459	2018-01-24 17:21:00
2	Morten Lohne	1904	2018-01-22 16:18:49
3	nome	6816	2023-08-27 14:42:15

#	User	Length	Date
1	Benedikt Nork	1155	2018-06-11 23:25:06
2	Arham Khan	1179	2024-05-09 22:40:37
3	Duncan Page	1317	2018-03-27 00:24:40
4	Zoe Xue	1353	2023-11-01 13:25:09
5	Venkatasai Gudisa	1401	2022-07-11 20:45:48
6	Nathan Zhang	1403	2022-11-09 03:19:04
7	Thomas King	1424	2019-10-09 20:11:04
8	Ken Zheng	1442	2023-03-04 00:48:30
9	Matthew Sun Sun	1486	2023-12-25 23:48:37
10	Felix Shen	1488	2023-03-11 20:23:23

#	User	Length	Date
1	Rachel Lader	2035	2018-06-13 06:51:26

#	User	Length	Date
1	Zach Tschetter	1010	2023-07-01 03:12:25
2	Christian Cederquist	2320	2023-06-29 22:43:25
3	Bjørn Chr. Soltvedt	19613	2021-02-18 23:52:27

#	User	Length	Date
1	Hidden user	1633	2019-11-22 08:02:58
2	Phường Lên	1823	2019-12-25 04:30:03
3	Hidden user	4142	2018-01-24 16:20:47

#	User	Length	Date
1	Oskar Haarklou Veileborg	549	2018-10-31 14:59:54
2	Andreas Björklund	712	2020-11-16 18:28:54
3	Haggai Liu	760	2017-06-11 09:36:10
4	Victor Zheng	764	2017-06-17 20:50:58
5	Maj Stenmark	825	2020-09-08 20:20:26
6	Lars Åström	859	2018-06-25 22:15:51
7	Ida Ryland	885	2016-10-23 22:18:07
8	Bjørn Herting	946	2016-09-28 17:20:01
9	Sondre Vestad	946	2016-09-28 18:12:56
10	Ida Bredal Skjørten	987	2016-10-25 00:05:42

#	User	Length	Date
1	Kylind Reagan	539	2024-04-03 21:41:09
2	Andrew Ferguson	642	2022-06-19 00:41:31
3	Kelly Dance	644	2022-09-12 06:12:59
4	Victor Song	671	2024-02-06 17:50:06
5	Hidden user	737	2023-10-24 11:50:00
6	Erik Adebahr	753	2024-02-16 19:26:29
7	Thibault Raffaillac	761	2021-03-16 14:35:44
8	Harry Zhang	773	2023-07-22 14:17:01
9	Julina Savela	779	2023-10-11 08:38:40
10	Derik Sanchez	781	2024-03-27 00:19:42

#	User	Length	Date
1	Eric Pinter	4271	2020-10-13 02:51:48
2	Erik Magnusson	5041	2024-02-06 18:13:49
3	Niklas Sandén	27178	2023-03-08 18:21:50

Solution running time distribution