Problem A
Contest Advancement — Problem Statistics

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Submissions	3138
Accepted submissions	833
Submission ratio	26.55%
Authors	921
Full solves [?]	725
Full solve Ratio	78.72%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.14 s	Bash	2024-04-16 16:35:47

#	User	Runtime	Language	Date
1	Jarry Yang	0.02 s	C	2024-10-06 03:58:00
2	Davids Keziks	0.40 s	C	2025-10-03 17:26:02

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.50 s	C#	2024-02-03 09:21:04

#	User	Runtime	Language	Date
1	Aditya Bandekar	0.02 s	C++	2023-09-30 20:03:30
2	Khoi Duong	0.02 s	C++	2023-09-30 20:07:43
3	Jun Xing Go	0.02 s	C++	2023-09-30 20:08:02
4	Benyu Wang	0.02 s	C++	2023-09-30 20:09:47
5	Zhenyuan Xiang	0.02 s	C++	2023-09-30 20:10:05
6	Chirag Kaushik	0.02 s	C++	2023-09-30 20:11:51
7	Sidhant Roymoulik	0.02 s	C++	2023-09-30 20:16:48
8	Arvin Ding	0.02 s	C++	2023-09-30 20:17:39
9	Xiaoou Zhou	0.02 s	C++	2023-09-30 20:21:28
10	Leo Lee	0.02 s	C++	2023-09-30 20:21:31

#	User	Runtime	Language	Date
1	Mike Nguyen	0.14 s	Go	2024-01-28 06:19:22
2	Logan Roberts	1.43 s	Go	2024-02-06 00:08:40

#	User	Runtime	Language	Date
1	Brent Yorgey	0.35 s	Haskell	2024-01-28 22:00:14

#	User	Runtime	Language	Date
1	Bjørn Dons	0.20 s	Java	2024-01-30 20:58:28
2	Sayam Goyal	0.22 s	Java	2025-10-05 22:54:30
3	Jimmy Dinh	0.26 s	Java	2023-09-30 20:27:44
4	Yatin Kukreja	0.38 s	Java	2023-09-30 21:36:05
5	Jeffrey Hu	0.43 s	Java	2023-09-30 20:26:51
6	Vuong Ho	0.45 s	Java	2023-10-01 00:19:51
7	Omkar Bhalerao	0.46 s	Java	2023-09-30 21:34:20
8	Alan Hsi	0.47 s	Java	2025-10-11 03:37:59
9	Yu Jie Zhang	0.51 s	Java	2023-09-30 23:10:53
10	Thomas Vinh	0.51 s	Java	2025-09-29 22:27:19

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.15 s	JavaScript (SpiderMonkey)	2024-01-28 20:29:17

#	User	Runtime	Language	Date
1	Sam Keyser	0.79 s	Kotlin	2023-09-30 21:00:20

#	User	Runtime	Language	Date
1	Dilhan Salgado	0.09 s	Python 3	2025-09-16 22:38:43
2	Ryan Tan	0.11 s	Python 3	2024-01-28 10:45:30
3	Ram Basnet	0.11 s	Python 3	2024-12-19 03:28:57
4	Kathleen Malone	0.12 s	Python 3	2024-03-21 20:37:08
5	Hidden user	0.12 s	Python 3	2024-10-05 04:21:26
6	Linus Lee Hong Feng	0.12 s	Python 3	2025-01-21 09:21:58
7	Jia Guo	0.13 s	Python 3	2023-09-30 20:44:58
8	Thomas Meeks	0.13 s	Python 3	2024-05-15 02:57:10
9	James Cheng	0.13 s	Python 3	2024-10-05 04:29:55
10	Tsai-Chen Hsieh	0.14 s	Python 3	2023-09-30 21:30:35

#	User	Runtime	Language	Date
1	Miorel Palii	0.28 s	Ruby	2024-01-28 09:51:30
2	Thomas Feld	0.45 s	Ruby	2025-08-26 13:06:41

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2024-07-27 19:43:49
2	Frank Endriss	0.01 s	Rust	2024-11-01 10:15:43
3	Colin Phillips	0.13 s	Rust	2024-02-08 03:40:51

#	User	Runtime	Language	Date
1	Hidden user	0.18 s	Swift	2024-01-29 20:53:25

#	User	Length	Language	Date
1	Chenzhang Hu	1584	Bash	2024-04-16 16:35:47

#	User	Length	Language	Date
1	Jarry Yang	652	C	2024-10-06 03:58:18
2	Davids Keziks	1568	C	2025-10-03 17:26:02

#	User	Length	Language	Date
1	Andriy Zyevakov	10153	C#	2024-02-03 09:21:04

#	User	Length	Language	Date
1	Evan Magill	312	C++	2024-02-12 21:27:14
2	Clement Oh	419	C++	2024-03-21 09:08:16
3	Hidden user	514	C++	2024-01-31 01:33:53
4	Ernest Ng Zi Xuan	519	C++	2025-01-22 01:40:15
5	Jiarui Zhang	526	C++	2023-09-30 21:38:49
6	Thanaporn Kitworakiat	536	C++	2025-08-07 05:23:13
7	Steven He	543	C++	2024-01-27 20:20:47
8	Rain Zimin Yang	548	C++	2023-09-30 20:10:11
9	Thomas Marlowe	553	C++	2025-10-05 22:38:20
10	Zafir Nasim	559	C++	2024-10-04 19:37:12

#	User	Length	Language	Date
1	Mike Nguyen	1270	Go	2024-01-28 06:19:22
2	Logan Roberts	1368	Go	2024-02-06 00:03:57

#	User	Length	Language	Date
1	Brent Yorgey	9402	Haskell	2024-02-08 03:43:53

#	User	Length	Language	Date
1	Kiet Tran	960	Java	2024-01-27 23:32:37
2	Tristan Rush	979	Java	2024-02-14 01:01:19
3	Luke Liu	1021	Java	2024-01-27 20:31:35
4	Nishikar Paruchuri	1097	Java	2024-01-27 20:38:34
5	Markus Bao	1174	Java	2024-01-27 21:20:20
6	Toby Simpson	1227	Java	2023-09-30 23:18:09
7	Justin Almazan	1238	Java	2024-01-27 20:52:13
8	David Skocic	1250	Java	2024-01-27 22:52:56
9	Michael Gibb	1300	Java	2023-10-01 00:00:59
10	Jason Lee	1320	Java	2024-01-27 21:00:41

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	275	JavaScript (SpiderMonkey)	2024-01-28 20:36:28

#	User	Length	Language	Date
1	Sam Keyser	1225	Kotlin	2023-09-30 21:00:20

#	User	Length	Language	Date
1	Lawry Sorenson	181	Python 3	2024-02-06 22:23:39
2	Peter Seely	219	Python 3	2024-02-05 23:17:42
3	Iman Khodadi	259	Python 3	2024-04-05 15:17:24
4	Teikn Smith	260	Python 3	2024-01-30 00:30:19
5	Alexandre Charland	266	Python 3	2025-09-28 04:28:55
6	Nathan George	344	Python 3	2023-09-30 20:15:41
7	Shane Lambert	347	Python 3	2024-01-27 20:12:57
8	Michael Goldwasser	348	Python 3	2024-01-27 20:41:52
9	Caleb Dastrup	357	Python 3	2024-02-07 10:20:58
10	Chris Kopp	375	Python 3	2023-09-30 20:20:49

#	User	Length	Language	Date
1	Thomas Feld	139	Ruby	2025-08-26 13:06:41
2	Miorel Palii	586	Ruby	2024-01-28 09:51:30

#	User	Length	Language	Date
1	Frank Endriss	1978	Rust	2024-11-01 10:15:43
2	Colin Phillips	1990	Rust	2024-02-08 03:40:51
3	Vincent Lagerros	6129	Rust	2024-07-27 19:43:49

#	User	Length	Language	Date
1	Hidden user	560	Swift	2024-01-29 20:53:25

Solution running time distribution