Problem I
Ray Chasing — Problem Statistics

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Submissions	956
Accepted submissions	262
Submission ratio	27.41%
Authors	202
Full solves [?]	172
Full solve Ratio	85.15%

#	User	Runtime	Language	Date
1	Luis Varona	0.00 s	C	2025-03-13 01:37:17

#	User	Runtime	Language	Date
1	Logan Travis	0.00 s	Go	2025-09-04 02:24:57

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Haskell	2024-03-17 18:29:26
2	Brent Yorgey	0.01 s	Haskell	2024-03-19 12:31:50

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.04 s	Java	2025-05-31 10:32:00
2	Bjørn Dons	0.05 s	Java	2024-03-17 22:11:58
3	Gleason's Class	0.08 s	Java	2024-12-06 21:57:14
4	Noah Walters	0.10 s	Java	2024-03-16 21:09:33

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2025-09-22 10:44:35

#	User	Runtime	Language	Date
1	Casey Devet	0.04 s	Python 3	2024-12-07 00:41:14
2	Teo Ignacio Barrena	0.04 s	Python 3	2024-12-09 19:43:39
3	Fremonte Ji	0.04 s	Python 3	2025-03-15 17:12:51
4	Luke Concini	0.04 s	Python 3	2025-03-15 17:45:11
5	Gia Huy Le	0.04 s	Python 3	2025-03-15 17:55:47
6	Castoreiger	0.04 s	Python 3	2025-04-02 22:04:17
7	Maj Stenmark	0.04 s	Python 3	2025-04-14 19:32:54
8	Andreas Björklund	0.04 s	Python 3	2025-04-14 19:42:06
9	Jonathan Persson	0.04 s	Python 3	2025-04-14 19:49:25
10	Simon Hallefält	0.04 s	Python 3	2025-04-14 19:51:11

#	User	Runtime	Language	Date
1	Krish Lal	0.00 s	Rust	2025-09-11 09:37:50

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Swift	2024-03-17 18:17:28

#	User	Length	Language	Date
1	Luis Varona	1903	C	2025-03-13 01:37:17

#	User	Length	Language	Date
1	Ayman Gani	872	C++	2024-03-16 21:27:29
2	Elias Lolck	947	C++	2024-04-05 18:51:38
3	Shang-En Huang	993	C++	2024-03-16 18:46:43
4	Rania A. Heragy	1016	C++	2024-09-05 16:38:20
5	Vincent Loh	1070	C++	2024-03-16 18:23:05
6	Andrew Kwok	1078	C++	2024-03-16 18:42:42
7	Xizhe Li	1171	C++	2025-03-02 03:10:45
8	Chong Un Un	1190	C++	2024-03-16 19:00:35
9	Dylan Smith	1236	C++	2024-03-16 18:35:01
10	Isabelle Hansen-Yang	1247	C++	2025-09-04 18:08:47

#	User	Length	Language	Date
1	Logan Travis	3198	Go	2025-09-04 02:24:57

#	User	Length	Language	Date
1	Hidden user	1618	Haskell	2024-03-17 18:29:26
2	Brent Yorgey	20385	Haskell	2024-03-19 12:31:50

#	User	Length	Language	Date
1	Gleason's Class	1840	Java	2024-12-06 21:57:14
2	Noah Walters	2224	Java	2024-03-16 21:09:33
3	Sven Rönnbäck	4186	Java	2025-05-31 10:32:00
4	Bjørn Dons	5452	Java	2024-03-17 22:11:58

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	1901	JavaScript (SpiderMonkey)	2025-09-22 10:44:35

#	User	Length	Language	Date
1	Nicholas Russell Saerang	440	Python 3	2025-06-10 19:48:55
2	Maj Stenmark	523	Python 3	2025-04-14 19:32:54
3	Charles Ancheta	555	Python 3	2024-03-16 21:20:02
4	Luke Concini	594	Python 3	2025-03-15 17:45:11
5	Hrant Hovhannisyan	675	Python 3	2025-10-24 11:28:54
6	Marcus Der	683	Python 3	2024-03-16 19:21:39
7	Jeffrey Chen	701	Python 3	2024-03-16 19:06:57
8	Ximeng Duan	733	Python 3	2025-09-09 22:58:48
9	Casey Devet	741	Python 3	2024-12-07 00:41:14
10	Simon Hallefält	753	Python 3	2025-04-14 19:51:11

#	User	Length	Language	Date
1	Krish Lal	3271	Rust	2025-09-11 09:37:50

#	User	Length	Language	Date
1	Hidden user	1753	Swift	2024-03-17 18:17:28

Solution running time distribution