Problem A
Grading

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Problem statistics

Submissions	401
Accepted submissions	231
Submission ratio	57.61%
Authors	204
Accepted authors	202
Author ratio	99.02%

#	User	Runtime	Date
1	Hidden user	0.00 s	2021-12-30 14:20:24
2	HAO ZEYU	0.00 s	2022-01-12 04:49:47

#	User	Runtime	Date
1	Zhang Wei Ethan	0.08 s	2022-05-08 18:00:54

#	User	Runtime	Date
1	Jessica Mary Listijo	0.10 s	2022-01-11 03:55:41
2	Isaac Tay Zhi Xian	0.10 s	2022-01-14 16:37:36

#	User	Runtime	Date
1	Luo Ming	0.04 s	2022-07-30 16:29:44
2	Alvin Ng Yong Han	0.04 s	2022-08-28 15:54:06
3	Sim Sijie	0.04 s	2022-09-19 14:19:53
4	Chew Wei Ze Alvin	0.04 s	2022-09-27 07:00:25
5	Pier Chia Shao Rong	0.05 s	2022-01-09 14:11:39
6	Yang Joonwon	0.05 s	2022-01-10 07:48:37
7	Borui Li	0.05 s	2022-01-10 10:29:33
8	Hidden user	0.05 s	2022-02-16 04:30:08
9	Chua Woon Pin	0.05 s	2022-02-16 04:33:27
10	Leonard Gunawan	0.05 s	2022-02-16 04:42:51

#	User	Length	Date
1	Hidden user	474	2021-12-30 14:20:24
2	HAO ZEYU	680	2022-01-12 04:49:47

#	User	Length	Date
1	Zhou Kaiwen	285	2022-01-11 15:00:35
2	Tang Wei Shawn	316	2022-01-01 04:19:06
3	Nixon Widjaja	327	2022-07-22 17:57:07
4	Hidden user	336	2022-01-07 17:55:31
5	Koh Ngiap Hin	337	2022-01-14 14:24:20
6	Low Zhi Jian	344	2022-01-11 09:07:50
7	Hidden user	344	2022-01-11 18:12:51
8	Hidden user	347	2022-01-11 08:48:40
9	Winston Lim Cher Hong	355	2022-01-18 06:20:12
10	Hidden user	367	2022-01-03 12:41:07

#	User	Length	Date
1	Zhang Wei Ethan	773	2022-05-08 18:00:54

#	User	Length	Date
1	Isaac Tay Zhi Xian	768	2022-01-14 16:37:36
2	Jessica Mary Listijo	856	2022-01-11 03:55:41

#	User	Length	Date
1	Hidden user	135	2022-02-24 08:37:27
2	Goh Sheen An	143	2022-02-26 03:11:04
3	Borui Li	144	2022-01-10 10:29:33
4	Yang Joonwon	164	2022-01-10 07:48:37
5	Udit Sanghi	168	2022-03-10 17:22:14
6	Fu Ningxi	171	2022-03-01 12:46:55
7	Wijaya Paul	172	2022-02-28 15:24:35
8	Hidden user	178	2022-02-24 08:53:05
9	Hu Yijie	179	2022-02-16 04:44:02
10	Hidden user	179	2022-02-27 16:36:35

Solution running time distribution