Problem I
Birthday Paradox — Problem Statistics

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Submissions	444
Accepted submissions	135
Submission ratio	30.41%
Authors	144
Accepted authors	114
Author ratio	79.17%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2021-04-07 10:44:06

#	User	Runtime	Language	Date
1	William Yang	0.05 s	C#	2025-06-20 03:21:41

#	User	Runtime	Language	Date
1	Brent Yorgey	0.01 s	Haskell	2019-12-13 01:54:44
2	Hidden user	0.45 s	Haskell	2023-06-06 11:57:24

#	User	Runtime	Language	Date
1	Alexander Matheson	0.04 s	Java	2024-11-07 02:23:09
2	Andrew Polizzotto	0.07 s	Java	2020-09-10 18:14:32
3	Crystal Sharpe	0.07 s	Java	2021-02-05 17:01:55
4	Peter Li	0.08 s	Java	2021-01-15 23:48:20
5	Liam Keliher	0.09 s	Java	2020-01-07 21:09:32
6	Jacob Huebner	0.10 s	Java	2019-12-17 00:46:32
7	Nicholas Johnson	0.10 s	Java	2019-12-17 20:47:22
8	Arnav Sastry	0.12 s	Java	2020-05-27 20:16:14
9	William Huang	0.12 s	Java	2020-09-09 01:05:41
10	周语林	0.12 s	Java	2021-01-15 23:55:56

#	User	Runtime	Language	Date
1	Andreas Björklund	0.04 s	Python 2	2020-01-04 09:07:14
2	Hidden user	0.38 s	Python 2	2019-11-24 05:31:48

#	User	Runtime	Language	Date
1	Nathan Mandell	0.03 s	Python 3	2019-11-18 01:31:23
2	Austin Fernandez	0.03 s	Python 3	2019-11-24 16:05:35
3	Paul Devlin	0.03 s	Python 3	2019-11-24 16:50:29
4	Yosuke Mizutani	0.03 s	Python 3	2019-12-13 20:40:41
5	Isaac Lee	0.04 s	Python 3	2019-12-16 02:14:07
6	Andy Li	0.04 s	Python 3	2025-05-09 11:46:56
7	Ryoki Kunii	0.05 s	Python 3	2019-11-28 09:31:44
8	Zhang Jikun	0.05 s	Python 3	2023-03-21 18:26:39
9	Nicholas Russell Saerang	0.05 s	Python 3	2023-03-23 19:12:33
10	Marcus Xu	0.05 s	Python 3	2023-03-23 21:31:57

#	User	Length	Language	Date
1	Bergur Snorrason	2016	C	2021-04-07 10:44:06

#	User	Length	Language	Date
1	William Yang	1397	C#	2025-06-20 03:21:41

#	User	Length	Language	Date
1	Dmitry Lyubshin	561	C++	2023-04-25 03:47:44
2	Boying Li	612	C++	2023-10-16 00:50:06
3	Vijayaraghavan Vishnuprasath	642	C++	2023-08-03 05:44:40
4	Trieu Truong	664	C++	2019-12-02 00:16:35
5	Robert Lee	695	C++	2022-10-04 00:27:12
6	Gaelan C	719	C++	2020-11-28 01:20:15
7	Atli Fannar Franklín	722	C++	2023-05-11 16:33:02
8	Cameron Custer	729	C++	2023-01-18 04:49:32
9	Maximilliano Utomo Quok	749	C++	2023-03-27 07:02:21
10	Xander Fair	787	C++	2025-05-17 02:56:05

#	User	Length	Language	Date
1	Hidden user	866	Haskell	2023-06-06 11:57:24
2	Brent Yorgey	1650	Haskell	2019-12-13 01:54:44

#	User	Length	Language	Date
1	William Huang	897	Java	2020-09-09 01:05:41
2	Hidden user	1056	Java	2019-11-16 01:14:08
3	Duncan Page	1083	Java	2020-02-01 06:15:12
4	陈建永	1189	Java	2021-01-03 17:50:23
5	Nicholas Johnson	1380	Java	2019-12-17 20:47:22
6	Arup Ratan Guha	1382	Java	2019-12-01 22:09:16
7	Crystal Sharpe	1499	Java	2021-02-05 17:01:55
8	Alexander Matheson	1606	Java	2024-11-07 02:23:09
9	Andrew Polizzotto	1640	Java	2020-09-10 18:14:32
10	Jacob Huebner	1673	Java	2019-12-17 00:46:32

#	User	Length	Language	Date
1	Andreas Björklund	513	Python 2	2020-01-04 09:07:14
2	Hidden user	787	Python 2	2019-11-24 05:31:48

#	User	Length	Language	Date
1	Iman Khodadi	249	Python 3	2025-04-22 18:28:20
2	Nicholas Russell Saerang	303	Python 3	2023-03-23 19:14:12
3	Marcus Xu	360	Python 3	2023-03-23 21:31:57
4	Melfin Elisha Devout	370	Python 3	2023-07-15 19:46:21
5	Tanner Hoke	374	Python 3	2020-01-02 16:55:49
6	Zhang Jikun	390	Python 3	2023-03-21 18:26:39
7	Goh Siau Chiak	433	Python 3	2023-03-21 06:39:30
8	Nathan Mandell	434	Python 3	2019-11-18 01:31:23
9	Austin Fernandez	463	Python 3	2019-11-24 16:05:35
10	Harry Zhang	512	Python 3	2024-05-10 23:13:54

Solution running time distribution