Problem I
Patrick's Triangle — Problem Statistics

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Submissions	181
Accepted submissions	59
Submission ratio	32.60%
Authors	58
Full solves [?]	41
Full solve Ratio	70.69%

#	User	Runtime	Language	Date
1	Bernard Teo	0.03 s	C++	2022-05-26 18:53:39
2	Alexander Kravberg	0.03 s	C++	2022-10-21 21:41:03
3	Nick Wu	0.08 s	C++	2022-06-08 06:01:59
4	Andrew Polizzotto	0.09 s	C++	2022-08-15 01:52:46
5	Jorge Luis Ibañez Canales	0.10 s	C++	2022-11-14 00:54:28
6	Joe Smitty	0.10 s	C++	2023-02-12 19:58:13
7	Dmitry Lyubshin	0.10 s	C++	2023-04-30 18:52:16
8	Maksim Astapchuk	0.10 s	C++	2025-08-23 21:07:25
9	Alexander Skidanov	0.10 s	C++	2025-08-23 22:26:08
10	Joakim Blikstad	0.11 s	C++	2022-05-07 12:00:25

#	User	Runtime	Language	Date
1	Hidden user	0.55 s	Java	2023-02-03 22:42:57
2	Jeffrey H.	0.59 s	Java	2023-03-19 05:02:22
3	Mark Sturtevant	1.52 s	Java	2024-09-28 23:04:08

#	User	Runtime	Language	Date
1	Danny Mittal	1.00 s	Kotlin	2023-01-28 04:37:13

#	User	Runtime	Language	Date
1	Hugo Bäckman	0.24 s	Python 3	2025-07-24 09:51:01
2	githubdudu	0.35 s	Python 3	2024-09-27 00:16:54
3	Nicholas Russell Saerang	0.73 s	Python 3	2025-05-11 21:26:21
4	Lennart Meyling	0.84 s	Python 3	2023-09-12 16:57:14
5	Hiếu Vũ Minh	1.05 s	Python 3	2022-05-26 21:12:15
6	Ivar Källström	1.06 s	Python 3	2022-05-07 13:44:29
7	Alan Zhou	1.35 s	Python 3	2024-09-29 00:48:35
8	Andreas Björklund	1.59 s	Python 3	2022-05-07 17:40:32
9	Hrant Hovhannisyan	1.68 s	Python 3	2025-08-28 09:44:59
10	Fredrik Ekholm	1.81 s	Python 3	2022-05-07 12:23:48

#	User	Length	Language	Date
1	Paul Wild	743	C++	2022-05-07 13:09:00
2	Dmitry Lyubshin	810	C++	2023-04-30 18:52:16
3	answerr	1005	C++	2022-07-10 21:43:10
4	Joakim Blikstad	1113	C++	2022-05-07 12:00:25
5	Alexander Skidanov	1150	C++	2025-05-06 22:46:13
6	Ethan Luo	1193	C++	2024-09-29 01:16:36
7	Richard Wang	1204	C++	2023-01-28 00:23:05
8	Nicholas Winschel	1204	C++	2023-03-22 20:32:01
9	Jorge Luis Ibañez Canales	1249	C++	2022-11-14 00:54:28
10	Raunak Redkar	1405	C++	2025-02-15 22:46:43

#	User	Length	Language	Date
1	Jeffrey H.	1839	Java	2023-03-19 05:02:22
2	Hidden user	2079	Java	2023-02-03 22:42:57
3	Mark Sturtevant	3932	Java	2024-09-28 23:04:08

#	User	Length	Language	Date
1	Danny Mittal	1354	Kotlin	2023-01-28 04:37:13

#	User	Length	Language	Date
1	Hrant Hovhannisyan	460	Python 3	2025-08-28 09:44:59
2	Hiếu Vũ Minh	536	Python 3	2022-05-26 21:13:01
3	Isaac Lee	572	Python 3	2022-06-30 20:37:10
4	Nicholas Russell Saerang	572	Python 3	2025-06-12 22:36:59
5	Alan Zhou	584	Python 3	2024-09-29 00:48:35
6	Hugo Bäckman	653	Python 3	2025-07-24 09:51:01
7	Andreas Björklund	804	Python 3	2022-05-07 17:40:32
8	Fredrik Ekholm	816	Python 3	2022-05-07 12:23:48
9	Lennart Meyling	832	Python 3	2023-09-12 16:57:14
10	Ivar Källström	926	Python 3	2022-05-07 13:44:29

Solution running time distribution