Problem A
Charting Progress — Problem Statistics

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Submissions	2152
Accepted submissions	690
Submission ratio	32.06%
Authors	524
Accepted authors	496
Author ratio	94.66%

#	User	Runtime	Language	Date
1	JUNIOR	0.00 s	C	2019-01-23 14:44:12
2	Clement Cheng Le Da	0.01 s	C	2019-01-24 11:46:19

#	User	Runtime	Language	Date
1	Chen Shenghao	0.12 s	Java	2019-01-28 17:07:35
2	Hidden user	0.29 s	Java	2019-01-27 17:46:21
3	Kiên Nguyễn Tiến Trung	0.42 s	Java	2017-01-21 18:52:35
4	WeomuCat	0.48 s	Java	2019-01-23 16:00:38

#	User	Runtime	Language	Date
1	Mohideen Imran Khan	0.03 s	Python 3	2019-01-26 09:08:51
2	Hidden user	0.06 s	Python 3	2023-10-15 17:16:33
3	Huiting Xiao	0.06 s	Python 3	2023-10-16 15:52:15
4	Hidden user	0.06 s	Python 3	2023-10-17 17:48:31
5	Neo Yu Yao Terence	0.07 s	Python 3	2019-01-23 09:56:55
6	Maulana Insan Kamil	0.07 s	Python 3	2023-10-11 10:26:17
7	Hidden user	0.07 s	Python 3	2023-10-11 11:22:26
8	XuHailing	0.07 s	Python 3	2023-10-11 22:11:29
9	Wu Hanyu	0.07 s	Python 3	2023-10-13 08:30:13
10	Soo Yin Hong	0.07 s	Python 3	2023-10-14 03:37:25

#	User	Length	Language	Date
1	JUNIOR	972	C	2019-01-23 14:44:12
2	Clement Cheng Le Da	1275	C	2019-01-24 12:03:53

#	User	Length	Language	Date
1	Nicholas Rianto Putra	364	C++	2019-02-03 14:26:44
2	Berlian Gabriel Mongkoginta	432	C++	2019-02-03 13:08:35
3	Nishanth Elango	445	C++	2019-01-29 05:59:03
4	Chen Chao	467	C++	2019-01-23 12:01:37
5	Kai Yuan Thng	474	C++	2017-01-20 11:24:17
6	Liu Yang	488	C++	2017-01-19 12:05:04
7	Christopher Boo	506	C++	2017-01-21 02:49:51
8	Lim Chee Seng Brian	513	C++	2019-01-24 12:59:27
9	Sahad Zahir	516	C++	2019-04-21 15:57:38
10	Kevin Chng Xian Yi	518	C++	2019-01-25 14:00:14

#	User	Length	Language	Date
1	Kiên Nguyễn Tiến Trung	925	Java	2017-01-21 18:52:35
2	WeomuCat	1082	Java	2019-01-23 16:00:38
3	Hidden user	1441	Java	2019-01-27 17:46:21
4	Chen Shenghao	2498	Java	2019-01-28 17:07:35

#	User	Length	Language	Date
1	ZENG FEIHONG	210	Python 3	2023-10-13 03:51:09
2	Yang Haohong	223	Python 3	2023-10-11 10:19:41
3	Liang Bowen	228	Python 3	2023-10-13 09:52:24
4	Hidden user	230	Python 3	2023-10-12 14:26:54
5	Cheng Lijie	231	Python 3	2023-10-13 13:06:35
6	YOU QIRONG	237	Python 3	2023-10-14 15:10:31
7	Wong Kit Long	238	Python 3	2023-10-17 07:31:34
8	ZHANG JUNTI	239	Python 3	2023-10-12 05:14:13
9	Peter Haw	244	Python 3	2023-10-11 03:53:46
10	LI HAO	244	Python 3	2023-10-11 05:01:17

Solution running time distribution