Problem A
Trapezoid Walkway — Problem Statistics

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Submissions	1112
Accepted submissions	535
Submission ratio	48.11%
Authors	440
Full solves [?]	389
Full solve Ratio	88.41%

#	User	Runtime	Language	Date
1	Tjandra Satria Gunawan	0.00 s	C	2015-09-11 15:08:17
2	Hidden user	0.00 s	C	2025-01-19 15:06:38
3	Ivan Petrov	0.02 s	C	2019-10-08 15:03:35
4	Thomas Harmeyer	0.06 s	C	2022-11-17 05:22:28

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2021-12-18 13:41:45

#	User	Runtime	Language	Date
1	Mattias Aronsson Adler	0.03 s	Haskell	2018-08-04 11:48:00

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.07 s	Java	2023-12-31 15:45:04
2	Martijn Muijsers	0.11 s	Java	2017-05-10 13:17:42
3	Bjørn Dons	0.11 s	Java	2022-12-28 19:26:11
4	Terrence Park	0.13 s	Java	2016-02-14 07:59:02
5	Erik Baalhuis	0.13 s	Java	2016-03-04 01:08:19
6	Yassine Ci	0.13 s	Java	2016-05-15 23:50:13
7	Zach Glick	0.13 s	Java	2017-09-11 00:48:21
8	Sunghun Lee	0.13 s	Java	2021-02-09 21:12:05
9	Taras Romanyuk	0.13 s	Java	2025-01-23 22:06:51
10	Zachary Ivan Martinez	0.14 s	Java	2015-09-11 15:38:28

#	User	Runtime	Language	Date
1	Christian Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-07-25 00:13:48
2	Bjørn Chr. Soltvedt	0.65 s	JavaScript (SpiderMonkey)	2016-02-29 02:30:41

#	User	Runtime	Language	Date
1	Timothy Gaede	0.92 s	Julia	2024-06-30 08:36:29

#	User	Runtime	Language	Date
1	Jacob Huebner	0.18 s	Kotlin	2021-07-06 07:06:51
2	Nicholas Johnson	0.18 s	Kotlin	2021-07-09 20:31:57

#	User	Runtime	Language	Date
1	Marcus Salzer	0.02 s	PHP	2024-10-09 19:57:54

#	User	Runtime	Language	Date
1	Zheng Dai	0.07 s	Python 2	2016-10-15 01:26:16
2	Kevin Tang	0.10 s	Python 2	2019-12-31 00:49:32
3	Maj Stenmark	0.10 s	Python 2	2020-09-03 22:14:42
4	Måns Magnusson	0.10 s	Python 2	2020-09-03 22:19:31
5	Christofer Ohlsson	0.11 s	Python 2	2017-05-01 11:04:50
6	Lars Åström	0.12 s	Python 2	2019-10-31 13:32:28
7	Niloofar Mehrzad	0.12 s	Python 2	2025-07-01 11:44:34
8	James Robb	0.17 s	Python 2	2016-11-26 23:29:09

#	User	Runtime	Language	Date
1	Jason Yuen	0.03 s	Python 3	2016-10-02 01:03:25
2	Dunder David	0.04 s	Python 3	2019-09-04 17:04:10
3	Turner Atwood	0.05 s	Python 3	2018-11-01 18:21:31
4	Zhiding Chen	0.05 s	Python 3	2018-11-14 23:05:29
5	Andree Kaba	0.05 s	Python 3	2018-11-20 08:43:05
6	Duoduo Zhao	0.06 s	Python 3	2025-06-27 06:03:59
7	Josh Weinstein	0.07 s	Python 3	2024-11-27 21:33:45
8	Maja Byström	0.07 s	Python 3	2025-07-02 22:32:40
9	Seonghyun Jun	0.07 s	Python 3	2025-08-21 06:57:02
10	Test Alexander Chneerov	0.08 s	Python 3	2025-01-16 00:35:18

#	User	Runtime	Language	Date
1	Jiaye Will Wang	0.00 s	Rust	2025-07-26 07:14:34

#	User	Length	Language	Date
1	Thomas Harmeyer	1516	C	2022-11-17 05:22:28
2	Ivan Petrov	2864	C	2019-10-08 15:03:35
3	Tjandra Satria Gunawan	2925	C	2015-09-11 15:08:17
4	Hidden user	3162	C	2025-01-19 15:06:38

#	User	Length	Language	Date
1	Johan Wind	735	C++	2018-11-17 18:45:17
2	Matthew Joseph Schallenkamp	745	C++	2019-02-23 00:58:27
3	Antonio Molina Lovett	798	C++	2016-08-11 10:01:34
4	Dion Stephan Ong	883	C++	2020-12-30 11:18:16
5	Alexander Skidanov	900	C++	2024-11-09 23:47:04
6	Teikn Smith	913	C++	2024-05-05 23:27:41
7	Quanmeng Wang	946	C++	2015-09-11 15:06:15
8	Rehim Memmedli	972	C++	2016-08-28 19:33:14
9	Elliot Smith	992	C++	2025-07-01 18:32:44
10	Alvian Prasetya	993	C++	2015-09-11 19:31:28

#	User	Length	Language	Date
1	Norbert Voelker	5757	Go	2021-12-18 13:41:45

#	User	Length	Language	Date
1	Mattias Aronsson Adler	2477	Haskell	2018-08-04 11:48:00

#	User	Length	Language	Date
1	Jiru Xu	1297	Java	2017-09-22 03:17:04
2	Marco Vincenzo Karaan	1420	Java	2015-10-03 08:37:28
3	Alex Li	1473	Java	2017-04-05 16:27:14
4	Duncan Page	1587	Java	2017-09-19 00:57:24
5	Simon Xue	1683	Java	2016-02-27 06:48:55
6	Austin Liu	1701	Java	2020-10-09 02:33:44
7	Doug Goodman	1705	Java	2017-02-05 18:58:41
8	Daniel West	1775	Java	2018-04-21 23:18:53
9	Xuehui Chen	1789	Java	2018-07-07 02:41:10
10	Eric Chen	1853	Java	2023-07-19 17:15:54

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	1007	JavaScript (SpiderMonkey)	2016-02-29 02:30:41
2	Christian Cederquist	4314	JavaScript (SpiderMonkey)	2023-07-25 00:13:48

#	User	Length	Language	Date
1	Timothy Gaede	5669	Julia	2024-06-30 08:36:29

#	User	Length	Language	Date
1	Jacob Huebner	2083	Kotlin	2021-07-06 07:06:51
2	Nicholas Johnson	2995	Kotlin	2021-07-09 20:31:57

#	User	Length	Language	Date
1	Marcus Salzer	2227	PHP	2024-10-09 19:57:54

#	User	Length	Language	Date
1	Kevin Tang	647	Python 2	2019-12-31 00:49:32
2	Maj Stenmark	777	Python 2	2020-09-03 22:14:42
3	Måns Magnusson	778	Python 2	2020-09-03 22:19:31
4	Lars Åström	837	Python 2	2019-10-31 13:32:28
5	Niloofar Mehrzad	1255	Python 2	2025-07-01 11:44:34
6	Christofer Ohlsson	1317	Python 2	2017-05-01 11:04:50
7	Zheng Dai	1376	Python 2	2016-10-15 01:26:16
8	James Robb	2729	Python 2	2016-11-26 23:29:09

#	User	Length	Language	Date
1	Shashank Bhatt	260	Python 3	2023-10-25 03:56:59
2	Kelly Dance	260	Python 3	2023-10-25 03:57:53
3	Ahmed Chamseddine	477	Python 3	2025-03-24 06:45:59
4	Taylor Wong	583	Python 3	2024-10-15 04:33:08
5	Thibault Raffaillac	593	Python 3	2021-11-18 18:41:51
6	Casper Rysgaard	675	Python 3	2022-02-01 15:03:15
7	Kevin Patel	718	Python 3	2024-11-19 19:22:35
8	Ryll Åman	723	Python 3	2025-07-03 10:47:11
9	Lennart Meyling	774	Python 3	2024-04-15 18:49:25
10	Xiu-Heng Hua	885	Python 3	2021-11-21 18:31:15

#	User	Length	Language	Date
1	Jiaye Will Wang	1368	Rust	2025-07-26 07:14:34

Solution running time distribution