Problem A
I Can Guess the Data Structure! — Problem Statistics

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Submissions	193
Accepted submissions	37
Submission ratio	19.17%
Authors	39
Full solves [?]	35
Full solve Ratio	89.74%

#	User	Runtime	Language	Date
1	Aria Seiler	0.01 s	C	2025-03-15 23:36:33

#	User	Runtime	Language	Date
1	Kaelin Wang Hu	0.01 s	C++	2025-03-15 01:24:10
2	Kyra Zhou	0.04 s	C++	2025-03-13 21:25:11
3	Jack Traversa	0.04 s	C++	2025-03-14 20:15:40
4	DUY LE	0.04 s	C++	2025-03-15 04:10:32
5	Riley McCulloch	0.04 s	C++	2025-03-16 22:15:53
6	Alex Anisimov	0.04 s	C++	2025-03-17 01:18:26
7	Anthony Mui	0.04 s	C++	2025-03-17 04:40:44
8	Ethan Harden	0.04 s	C++	2025-09-15 20:40:32
9	Dylan Scheumann	0.04 s	C++	2025-09-17 01:10:25

#	User	Runtime	Language	Date
1	Tal Belkind	0.63 s	Java	2025-03-13 21:29:00
2	Jack Lucas	0.77 s	Java	2025-09-11 04:16:17
3	Agnay Srivastava	0.79 s	Java	2025-03-16 18:27:11
4	Anh Ngo	0.79 s	Java	2025-03-17 06:17:20
5	Hidden user	0.81 s	Java	2025-03-14 19:10:48
6	Macartan Summerville	0.82 s	Java	2025-03-14 16:03:28
7	Umesh Sarma	0.82 s	Java	2025-09-10 00:29:26
8	Nolan Cales	0.83 s	Java	2025-03-14 05:06:11
9	Luke Baker	0.84 s	Java	2025-03-16 21:39:34
10	Wesley Schuh	0.85 s	Java	2025-09-10 02:45:22

#	User	Runtime	Language	Date
1	Duncan Adkins	0.20 s	JavaScript (Node.js)	2025-09-15 16:30:26

#	User	Runtime	Language	Date
1	Tony Martin	0.15 s	Python 3	2025-03-16 21:12:49
2	Charles Yang	0.16 s	Python 3	2025-09-12 21:04:58
3	Wenbo Yang	0.17 s	Python 3	2025-03-17 00:10:03
4	William Foss	0.18 s	Python 3	2025-03-16 22:11:23
5	Peter Frachioni	0.33 s	Python 3	2025-09-15 21:24:03
6	Yuxuan Jiang	0.38 s	Python 3	2025-09-10 17:33:33
7	Tristan Cohen-Rider	0.45 s	Python 3	2025-03-14 20:05:04
8	Quang Dao	0.46 s	Python 3	2025-03-15 04:42:12
9	Mark Joseph Kenny	0.57 s	Python 3	2025-09-15 00:25:23

#	User	Runtime	Language	Date
1	Kayden Pierre	0.17 s	Python 3 with NumPy	2025-09-17 02:48:26

#	User	Runtime	Language	Date
1	Eric Riddle	0.02 s	Rust	2025-09-17 05:13:43
2	Amol Rama	0.03 s	Rust	2025-03-14 03:58:04

#	User	Length	Language	Date
1	Aria Seiler	8729	C	2025-03-15 23:36:33

#	User	Length	Language	Date
1	Alex Anisimov	1638	C++	2025-03-17 01:18:26
2	DUY LE	1722	C++	2025-03-15 04:10:32
3	Jack Traversa	1803	C++	2025-03-14 20:15:40
4	Anthony Mui	1892	C++	2025-03-17 04:40:44
5	Dylan Scheumann	2045	C++	2025-09-17 01:10:25
6	Ethan Harden	2056	C++	2025-09-15 20:40:32
7	Kaelin Wang Hu	2211	C++	2025-03-15 01:24:10
8	Kyra Zhou	2311	C++	2025-03-13 21:25:11
9	Riley McCulloch	2555	C++	2025-03-16 22:15:53

#	User	Length	Language	Date
1	Agnay Srivastava	1407	Java	2025-03-16 18:27:11
2	Wesley Schuh	1703	Java	2025-09-10 02:45:22
3	Mason Wiedow	1886	Java	2025-09-10 19:26:58
4	Luke Baker	2115	Java	2025-03-16 21:39:34
5	Tal Belkind	2195	Java	2025-03-13 21:29:00
6	Anh Ngo	2224	Java	2025-03-17 06:17:20
7	Yueyang Chen	2308	Java	2025-09-10 22:38:20
8	Hidden user	2431	Java	2025-03-14 19:10:48
9	Umesh Sarma	2492	Java	2025-09-10 00:29:26
10	Macartan Summerville	2826	Java	2025-03-14 16:03:28

#	User	Length	Language	Date
1	Duncan Adkins	2421	JavaScript (Node.js)	2025-09-15 16:30:26

#	User	Length	Language	Date
1	Tristan Cohen-Rider	1165	Python 3	2025-03-14 20:05:04
2	Wenbo Yang	1183	Python 3	2025-03-17 00:10:03
3	Charles Yang	1360	Python 3	2025-09-12 21:04:58
4	Peter Frachioni	1360	Python 3	2025-09-15 21:24:03
5	Quang Dao	1433	Python 3	2025-03-15 04:42:12
6	Mark Joseph Kenny	1793	Python 3	2025-09-15 00:25:23
7	Yuxuan Jiang	1926	Python 3	2025-09-10 17:33:33
8	Tony Martin	1936	Python 3	2025-03-16 21:12:49
9	William Foss	2870	Python 3	2025-03-16 22:11:23

#	User	Length	Language	Date
1	Kayden Pierre	1808	Python 3 with NumPy	2025-09-17 02:48:26

#	User	Length	Language	Date
1	Amol Rama	2754	Rust	2025-03-14 03:58:04
2	Eric Riddle	3817	Rust	2025-09-17 05:13:43

Solution running time distribution