Problem A
Another Coin Weighing Puzzle — Problem Statistics

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Submissions	666
Accepted submissions	234
Submission ratio	35.14%
Authors	225
Full solves [?]	172
Full solve Ratio	76.44%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.11 s	C	2020-03-18 08:26:10

#	User	Runtime	Language	Date
1	Matthew Craven	0.00 s	C++	2020-06-05 02:15:03
2	suraj mathashery	0.00 s	C++	2023-10-13 00:22:17
3	Brandon Zhang	0.01 s	C++	2020-02-28 06:20:12
4	Chinmay Karnik	0.01 s	C++	2020-03-02 16:52:36
5	Joshua Bernheisel	0.01 s	C++	2025-11-30 21:00:30
6	Tomasz Idziaszek	0.02 s	C++	2020-03-03 20:05:00
7	Hidden user	0.02 s	C++	2021-05-13 04:54:12
8	Steven_Yang	0.02 s	C++	2024-02-04 09:13:13
9	خالد محمد محمد لبيب	0.02 s	C++	2025-06-12 09:37:37
10	Alexander Skidanov	0.02 s	C++	2025-06-12 09:39:19

#	User	Runtime	Language	Date
1	John Edwards	0.44 s	Java	2020-02-25 19:07:13
2	Ahmad Barhamje	0.48 s	Java	2020-02-25 05:16:26
3	Alex Coleman	0.54 s	Java	2020-02-22 21:02:13
4	Hidden user	0.59 s	Java	2020-02-25 05:31:18
5	Zihan Wang	0.78 s	Java	2020-02-24 03:10:09
6	Andrew Polizzotto	0.93 s	Java	2020-08-08 08:13:57

#	User	Runtime	Language	Date
1	gulinazha	0.10 s	Python 3	2026-03-16 14:39:08
2	Hidden user	0.17 s	Python 3	2021-05-13 15:54:39
3	Andreas Björklund	0.30 s	Python 3	2022-07-09 17:37:02
4	Arihant Jain	0.37 s	Python 3	2020-03-06 07:34:47
5	Syed Mohamid Raza Nadvi	0.38 s	Python 3	2024-05-19 10:11:45
6	Thomas Draper	0.40 s	Python 3	2024-05-13 23:46:17
7	Arnav Sastry	0.45 s	Python 3	2020-02-24 05:19:21
8	Binh Tran	0.46 s	Python 3	2020-09-17 16:07:10
9	Nicholas Russell Saerang	0.46 s	Python 3	2025-02-22 09:52:51
10	Hrant Hovhannisyan	0.46 s	Python 3	2025-06-25 06:44:41

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.08 s	Rust	2023-11-02 11:41:16

#	User	Length	Language	Date
1	Ivan Petrov	1082	C	2020-03-18 08:26:10

#	User	Length	Language	Date
1	Ioana Tamas	492	C++	2020-06-29 08:47:56
2	Hidden user	515	C++	2021-05-13 04:54:12
3	Steven_Yang	521	C++	2024-02-04 09:13:13
4	Hidden user	566	C++	2020-03-01 22:26:57
5	Daniel Bogorad	597	C++	2026-01-06 18:17:40
6	Tấn Phát Trần	601	C++	2020-02-22 18:43:55
7	Seunghyun Joe	604	C++	2020-02-22 17:07:05
8	Hidden user	609	C++	2025-04-15 15:30:18
9	Colin Galen	623	C++	2023-05-24 18:04:23
10	Aditya Sundaram	635	C++	2023-11-21 07:47:59

#	User	Length	Language	Date
1	Alex Coleman	1080	Java	2020-02-22 21:02:13
2	Andrew Polizzotto	1121	Java	2020-08-08 08:40:09
3	Hidden user	1136	Java	2020-02-25 05:31:18
4	Ahmad Barhamje	1620	Java	2020-02-24 23:32:02
5	John Edwards	2731	Java	2020-02-25 19:07:13
6	Zihan Wang	4256	Java	2020-02-24 03:10:09

#	User	Length	Language	Date
1	Daniel Bogorad	150	Python 3	2026-01-06 18:52:48
2	Robert Chung	161	Python 3	2025-02-02 06:01:15
3	Arihant Jain	262	Python 3	2020-03-06 07:34:47
4	Thomas Draper	325	Python 3	2024-05-13 23:46:17
5	Alex Waese-Perlman	383	Python 3	2023-02-09 01:25:12
6	Caleb Dastrup	387	Python 3	2025-02-08 19:16:29
7	Nicholas Russell Saerang	453	Python 3	2025-02-22 09:54:17
8	Binh Tran	541	Python 3	2020-09-17 16:11:59
9	Hrant Hovhannisyan	566	Python 3	2025-06-25 06:44:41
10	Arnav Sastry	679	Python 3	2020-02-24 05:19:21

#	User	Length	Language	Date
1	Daniel Anker Hermansen	27395	Rust	2023-11-02 11:41:16

Solution running time distribution