Problem A
Classrooms — Problem Statistics

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Submissions	1559
Accepted submissions	250
Submission ratio	16.04%
Authors	288
Full solves [?]	238
Full solve Ratio	82.64%

#	User	Runtime	Language	Date
1	Danny Chen	0.11 s	C++	2023-03-25 05:11:00
2	Ethan Chen	0.11 s	C++	2023-03-26 20:48:37
3	Nihar Shah	0.11 s	C++	2023-03-28 15:28:43
4	Mihiran Pandey	0.11 s	C++	2023-04-02 04:21:43
5	Naveen Iyer	0.11 s	C++	2024-04-14 22:37:27
6	Kevin Lei	0.11 s	C++	2025-02-16 01:44:29
7	Kevin Zhang	0.11 s	C++	2025-02-19 23:12:39
8	Timur Takhtarov	0.11 s	C++	2025-02-20 00:30:14
9	Eric Li	0.11 s	C++	2025-02-21 21:55:34
10	Karan Bhalla	0.11 s	C++	2025-02-22 19:52:38

#	User	Runtime	Language	Date
1	Andrey Pridgen	0.37 s	C++ with Memory Check	2026-02-20 03:20:39
2	Hidden user	0.37 s	C++ with Memory Check	2026-02-22 04:08:45

#	User	Runtime	Language	Date
1	Mckinley Xie	0.97 s	Haskell	2025-02-21 04:38:36

#	User	Runtime	Language	Date
1	Mark Sturtevant	1.00 s	Java	2023-03-24 20:31:23
2	Hidden user	1.38 s	Java	2025-02-25 01:37:15
3	Thomas Bolf	1.52 s	Java	2025-02-23 01:03:50

#	User	Runtime	Language	Date
1	Hidden user	0.55 s	Python 3	2026-02-20 01:29:56
2	Hidden user	0.70 s	Python 3	2026-02-22 03:08:57
3	Siddarth Bellubbi	0.76 s	Python 3	2026-02-21 10:28:08
4	Rahul Gonsalves	0.84 s	Python 3	2026-02-20 01:48:40
5	Hidden user	1.37 s	Python 3	2026-03-01 05:22:13
6	Breck Ortiz	1.57 s	Python 3	2025-02-21 03:23:47
7	Kane Dong	1.57 s	Python 3	2026-02-18 21:25:24
8	Hidden user	1.58 s	Python 3	2025-02-22 03:38:43
9	Hidden user	1.61 s	Python 3	2025-02-21 06:48:37
10	Hidden user	1.66 s	Python 3	2026-02-20 05:20:02

#	User	Runtime	Language	Date
1	Otokini Cotterell	0.08 s	Rust	2026-02-22 02:36:33
2	Matthew Staton	0.10 s	Rust	2025-09-26 04:09:03

#	User	Length	Language	Date
1	Gabriel Gomez	598	C++	2025-02-16 01:32:17
2	Jack Payne	656	C++	2024-04-05 23:39:42
3	Anuj Aedavelli	671	C++	2026-02-22 06:13:37
4	Zelun Liu	678	C++	2025-02-22 23:06:36
5	Dylan Myers	725	C++	2026-02-19 18:43:58
6	Evan Kostov	726	C++	2026-02-19 03:14:31
7	Alex Halbesleben	758	C++	2026-02-22 05:46:04
8	Gage Mariano	759	C++	2024-04-09 06:28:49
9	Hidden user	762	C++	2025-02-21 05:38:10
10	Hidden user	764	C++	2026-02-18 23:12:59

#	User	Length	Language	Date
1	Hidden user	771	C++ with Memory Check	2026-02-22 04:08:45
2	Andrey Pridgen	1259	C++ with Memory Check	2026-02-20 03:20:39

#	User	Length	Language	Date
1	Mckinley Xie	449	Haskell	2025-02-21 04:49:42

#	User	Length	Language	Date
1	Thomas Bolf	1597	Java	2025-02-23 01:03:50
2	Hidden user	7489	Java	2025-02-25 01:37:15
3	Mark Sturtevant	17668	Java	2023-03-24 20:31:23

#	User	Length	Language	Date
1	Kevin Johnson	370	Python 3	2025-03-03 00:38:25
2	Brandon Yuan	398	Python 3	2026-02-22 02:37:12
3	Isaac Xu	433	Python 3	2026-02-22 03:10:51
4	Ethan Siao	437	Python 3	2026-02-20 02:45:21
5	Sulaiman Mulla	454	Python 3	2025-02-20 05:20:26
6	Axel Fontaine	454	Python 3	2026-02-21 23:19:35
7	Laith Bohsali	462	Python 3	2025-02-19 21:31:07
8	Hidden user	468	Python 3	2026-02-20 03:05:00
9	Hidden user	473	Python 3	2025-02-17 23:50:48
10	Jin Seok Oh	481	Python 3	2025-02-20 19:18:18

#	User	Length	Language	Date
1	Otokini Cotterell	1470	Rust	2026-02-22 02:36:33
2	Matthew Staton	2132	Rust	2025-09-26 04:09:03

Solution running time distribution