Problem A
Exam Manipulation — Problem Statistics

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Submissions	246
Accepted submissions	133
Submission ratio	54.07%
Authors	110
Full solves [?]	103
Full solve Ratio	93.64%

#	User	Runtime	Language	Date
1	Srinjoy Dutta	0.07 s	Java	2025-04-17 18:48:02
2	Alvin Lee	0.10 s	Java	2025-11-12 23:18:17
3	Pranay Nandkeolyar	0.10 s	Java	2025-11-17 19:46:26
4	Bao Quoc Phan	0.11 s	Java	2024-03-01 02:34:11
5	Rohan Menon	0.14 s	Java	2024-04-11 22:51:05
6	Grace Lu	0.16 s	Java	2024-02-20 21:48:50
7	Hidden user	0.17 s	Java	2024-02-28 06:34:53

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	Python 3	2025-11-20 18:27:00
2	Andrew Burns	0.22 s	Python 3	2024-11-12 22:07:36
3	Alex Liu	0.23 s	Python 3	2024-02-28 00:03:58
4	Kipling Liu	0.23 s	Python 3	2024-11-12 03:20:24
5	Minrui Lu	0.23 s	Python 3	2024-11-15 00:15:02
6	Christopher Gou	0.23 s	Python 3	2025-04-11 00:38:50
7	Kevin Huang	0.24 s	Python 3	2024-02-28 03:28:43
8	William Kettleborough	0.24 s	Python 3	2024-02-28 21:52:52
9	Vaibhav Charan	0.24 s	Python 3	2024-03-01 01:34:58
10	Manas Srivastava	0.24 s	Python 3	2024-11-12 23:29:53

#	User	Runtime	Language	Date
1	Ji Bing Ni	0.82 s	Python 3 with NumPy	2024-02-28 17:12:49

#	User	Runtime	Language	Date
1	Daniel Benes-Magana	0.13 s	Rust	2024-02-29 22:16:26

#	User	Length	Language	Date
1	Leo Lee	462	C++	2024-02-20 20:01:16
2	James Tan	482	C++	2024-11-06 14:11:15
3	Peter Jin	518	C++	2024-04-09 21:54:17
4	Zachary DeFazio	538	C++	2024-11-06 22:06:37
5	Swastik Agarwala	550	C++	2024-04-11 08:37:09
6	Vikhyat	659	C++	2024-03-02 03:08:32
7	Pedro Sugiyama	663	C++	2024-02-22 06:57:47
8	Kush Nayak	673	C++	2024-11-07 21:47:46
9	Khoa Nguyen	687	C++	2025-11-14 20:02:20
10	Roel Yoon	711	C++	2025-11-17 03:50:02

#	User	Length	Language	Date
1	Srinjoy Dutta	1246	Java	2025-04-17 18:48:02
2	Rohan Menon	1718	Java	2024-04-11 22:51:05
3	Hidden user	2137	Java	2024-02-28 06:34:53
4	Grace Lu	2721	Java	2024-02-20 21:48:50
5	Bao Quoc Phan	3803	Java	2024-03-01 02:34:11
6	Pranay Nandkeolyar	6645	Java	2025-11-17 19:46:26
7	Alvin Lee	6733	Java	2025-11-12 23:18:17

#	User	Length	Language	Date
1	Munir Kudrati-Plummer	180	Python 3	2024-11-07 23:08:22
2	Wilbert Chu	240	Python 3	2024-11-06 02:58:06
3	Pratyanch Jain	352	Python 3	2024-04-11 04:25:51
4	Kipling Liu	398	Python 3	2024-11-12 03:20:24
5	Nathan Hu	399	Python 3	2024-11-15 02:59:11
6	Pranav Neti	506	Python 3	2025-11-17 12:26:55
7	Ishaan Pathania	556	Python 3	2025-04-16 04:49:12
8	Alex Liu	562	Python 3	2024-02-28 00:03:58
9	Alex Tu	569	Python 3	2024-02-28 02:27:14
10	Krish Shah	637	Python 3	00:56:13

#	User	Length	Language	Date
1	Ji Bing Ni	1492	Python 3 with NumPy	2024-02-28 17:12:49

#	User	Length	Language	Date
1	Daniel Benes-Magana	1983	Rust	2024-02-29 22:16:26

Solution running time distribution