Problem D
The Professor's Gradebook — Problem Statistics

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Submissions	1484
Accepted submissions	363
Submission ratio	24.46%
Authors	407
Accepted authors	315
Author ratio	77.40%

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	C	2018-09-11 21:06:38
2	Hidden user	0.00 s	C	2019-08-30 01:51:23
3	Wenzong Wang	0.00 s	C	2019-08-31 10:02:13
4	Hidden user	0.00 s	C	2019-09-17 14:40:36

#	User	Runtime	Language	Date
1	Steven Krawczyk	0.02 s	C#	2019-08-25 02:07:21
2	Conrad Liu	0.04 s	C#	2020-05-04 01:22:14

#	User	Runtime	Language	Date
1	Hidden user	0.06 s	Java	2018-09-16 06:50:19
2	Hidden user	0.06 s	Java	2018-09-16 18:58:02
3	Yueqi Li	0.08 s	Java	2023-09-05 04:30:07
4	Hidden user	0.09 s	Java	2018-09-06 21:56:18
5	Hidden user	0.09 s	Java	2018-09-15 20:41:02
6	Hidden user	0.12 s	Java	2018-09-09 15:17:01
7	Hidden user	0.12 s	Java	2018-09-13 23:24:04
8	Hidden user	0.12 s	Java	2018-09-14 18:46:18
9	Hidden user	0.12 s	Java	2018-09-16 22:00:31
10	Hidden user	0.12 s	Java	2018-09-17 18:15:59

#	User	Runtime	Language	Date
1	Hidden user	0.06 s	JavaScript (Node.js)	2019-06-09 20:17:14

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Python 2	2018-09-09 13:59:39
2	Siyuan Cao	0.03 s	Python 2	2018-09-14 00:33:53
3	Hidden user	0.03 s	Python 2	2018-09-15 23:52:22
4	Hidden user	0.03 s	Python 2	2018-09-17 03:08:35
5	Bowen Xia	0.03 s	Python 2	2018-09-17 03:28:08
6	Andy Brook	0.03 s	Python 2	2018-11-07 20:21:17
7	Hidden user	0.03 s	Python 2	2019-06-04 20:23:46
8	Tom Dobes	0.03 s	Python 2	2019-06-26 02:41:29
9	Hidden user	0.04 s	Python 2	2019-08-23 06:48:10
10	Ye Sun	0.04 s	Python 2	2019-09-08 23:58:20

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Python 3	2018-09-06 21:52:38
2	Hidden user	0.02 s	Python 3	2018-09-07 07:11:00
3	Hidden user	0.02 s	Python 3	2018-09-08 05:31:39
4	Hidden user	0.02 s	Python 3	2018-09-08 19:20:48
5	Hidden user	0.02 s	Python 3	2018-09-09 00:00:39
6	Hidden user	0.02 s	Python 3	2018-09-09 00:04:08
7	Hidden user	0.02 s	Python 3	2018-09-09 17:54:36
8	Jonathan Tan	0.02 s	Python 3	2018-09-11 00:44:48
9	Hidden user	0.02 s	Python 3	2018-09-11 08:10:05
10	Hidden user	0.02 s	Python 3	2018-09-15 04:01:29

#	User	Runtime	Language	Date
1	Nivedita Khandkar	0.05 s	Python 3 with NumPy	2023-08-23 21:21:17
2	胡子涵	0.05 s	Python 3 with NumPy	2023-09-05 20:03:20
3	Disa	0.05 s	Python 3 with NumPy	2023-09-11 06:36:24
4	Jie Cao	0.05 s	Python 3 with NumPy	2023-09-12 23:12:35
5	Yuri Carreira Alflen	0.05 s	Python 3 with NumPy	2024-04-02 21:25:43
6	Zhenxun Zhang	0.06 s	Python 3 with NumPy	2023-08-30 17:49:23

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	Ruby	2018-09-10 21:00:12
2	Hidden user	0.05 s	Ruby	2018-09-26 19:24:56
3	Hidden user	0.05 s	Ruby	2019-11-06 21:04:46

#	User	Length	Language	Date
1	Hidden user	874	C	2019-08-30 01:51:23
2	Hidden user	1706	C	2019-09-17 14:40:36
3	Hidden user	1880	C	2018-09-11 21:06:38
4	Wenzong Wang	2037	C	2019-08-31 10:02:13

#	User	Length	Language	Date
1	Conrad Liu	3275	C#	2020-05-04 01:22:14
2	Steven Krawczyk	4274	C#	2019-08-25 02:07:21

#	User	Length	Language	Date
1	Hidden user	1005	C++	2018-09-15 04:42:03
2	Yuetong Bai	1032	C++	2021-09-13 16:28:04
3	Hidden user	1086	C++	2023-09-12 04:01:48
4	Hidden user	1087	C++	2018-09-14 19:03:59
5	Hidden user	1116	C++	2019-09-15 06:05:57
6	Hidden user	1132	C++	2019-09-06 22:42:18
7	Rishabh pandey	1141	C++	2022-05-21 12:49:20
8	Hidden user	1151	C++	2018-09-17 22:42:30
9	Hidden user	1184	C++	2018-09-16 00:23:59
10	Umang Bhatia	1197	C++	2021-06-01 18:07:55

#	User	Length	Language	Date
1	Fumi Yoshikoshi	904	Java	2020-08-04 15:55:25
2	Hidden user	1076	Java	2019-09-15 01:45:46
3	Hidden user	1108	Java	2018-09-14 18:46:18
4	Hidden user	1128	Java	2018-09-17 00:06:16
5	Kshithija Reddy Narra	1139	Java	2021-08-26 21:51:04
6	Hidden user	1237	Java	2019-09-05 18:44:55
7	Hidden user	1247	Java	2018-09-16 22:00:31
8	Hidden user	1343	Java	2018-09-09 15:17:01
9	Amit Pradhan	1401	Java	2020-08-21 06:19:41
10	Siqi Li	1424	Java	2021-07-11 12:47:37

#	User	Length	Language	Date
1	Hidden user	1853	JavaScript (Node.js)	2019-06-09 20:17:14

#	User	Length	Language	Date
1	Bowen Xia	775	Python 2	2018-09-17 03:28:08
2	Tom Dobes	930	Python 2	2019-06-26 02:41:29
3	Hidden user	998	Python 2	2018-09-17 03:08:35
4	Siyuan Cao	1028	Python 2	2018-09-14 00:33:53
5	Hidden user	1053	Python 2	2018-09-09 13:59:39
6	Hidden user	1086	Python 2	2019-09-12 22:38:10
7	Anqi Ni	1167	Python 2	2019-09-17 00:33:33
8	Ye Sun	1447	Python 2	2019-09-08 23:58:20
9	Andy Brook	1463	Python 2	2018-11-07 20:21:17
10	Hidden user	1476	Python 2	2019-06-04 20:23:46

#	User	Length	Language	Date
1	Naganithin Manne	517	Python 3	2019-07-16 17:01:09
2	Yiming Zhang	550	Python 3	2021-05-12 08:10:21
3	Kevin Cao	618	Python 3	2021-09-07 06:38:00
4	Shuaiqi Ge	658	Python 3	2019-08-09 17:59:32
5	Hidden user	658	Python 3	2019-09-05 07:58:31
6	Hidden user	673	Python 3	2018-09-16 23:04:19
7	Hengkuan Lu	684	Python 3	2021-09-12 15:23:42
8	Qichang Zheng	708	Python 3	2022-07-25 14:54:57
9	Yuming Liu	709	Python 3	2019-09-17 05:33:36
10	Hiroyuki Miyamoto	718	Python 3	2018-11-23 21:49:37

#	User	Length	Language	Date
1	胡子涵	552	Python 3 with NumPy	2023-09-05 20:03:20
2	Disa	832	Python 3 with NumPy	2023-09-11 06:36:24
3	Yuri Carreira Alflen	866	Python 3 with NumPy	2024-04-11 22:40:04
4	Jie Cao	1032	Python 3 with NumPy	2023-09-12 23:12:35
5	Zhenxun Zhang	1195	Python 3 with NumPy	2023-08-30 17:49:23
6	Nivedita Khandkar	1342	Python 3 with NumPy	2023-08-23 21:21:17

#	User	Length	Language	Date
1	Hidden user	971	Ruby	2018-09-26 19:24:56
2	Hidden user	976	Ruby	2019-11-06 21:04:46
3	Hidden user	1298	Ruby	2018-09-10 21:00:12

Solution running time distribution