Problem I
Insider's Identity — Problem Statistics

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Submissions	439
Accepted submissions	107
Submission ratio	24.37%
Authors	120
Accepted authors	75
Author ratio	62.50%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.31 s	C	2019-03-22 15:38:09

#	User	Runtime	Language	Date
1	前田陽平	0.09 s	C++	2019-11-23 09:01:11
2	박상수	0.10 s	C++	2019-01-26 15:11:57
3	Ahmad Haulian Yoga Pratama	0.10 s	C++	2019-10-31 03:55:10
4	Jaehyun Koo	0.13 s	C++	2019-01-26 20:16:05
5	Evan Michael Bailey	0.15 s	C++	2022-05-07 23:02:44
6	Puheng Weng	0.16 s	C++	2020-05-25 03:10:55
7	Domen Su	0.17 s	C++	2019-09-21 09:25:07
8	NTU ACM	0.17 s	C++	2019-09-24 11:58:55
9	Kirin Eternal	0.18 s	C++	2019-09-27 09:51:44
10	許芳慈	0.21 s	C++	2019-09-27 12:34:25

#	User	Runtime	Language	Date
1	Nguyen Thanh Trung	1.03 s	Java	2018-11-30 01:06:11
2	Hiếu Lăng	1.04 s	Java	2018-11-30 01:30:57

#	User	Runtime	Language	Date
1	Hidden user	0.49 s	Python 2	2018-12-11 23:50:35

#	User	Runtime	Language	Date
1	Ari Blondal	1.47 s	Python 3	2025-04-11 21:56:53

#	User	Length	Language	Date
1	Ivan Petrov	2824	C	2019-03-22 15:38:09

#	User	Length	Language	Date
1	前田陽平	1456	C++	2019-11-23 09:01:11
2	NTU ACM	1535	C++	2019-09-23 15:45:47
3	Fausta Anugrah Dianparama	1717	C++	2020-12-05 17:04:35
4	Shang-En Huang	1743	C++	2019-01-14 00:55:42
5	Evan Michael Bailey	1878	C++	2024-02-05 05:50:19
6	Jaehyun Koo	1897	C++	2019-01-26 20:16:05
7	Nguyen Xuan Tung	1936	C++	2019-09-29 05:41:11
8	Lê Duy Thức	1937	C++	2019-11-24 06:05:10
9	Dat Vu	1940	C++	2018-11-30 06:32:38
10	Andrew Polizzotto	2023	C++	2021-04-11 17:12:35

#	User	Length	Language	Date
1	Hiếu Lăng	4582	Java	2018-11-30 01:30:57
2	Nguyen Thanh Trung	4584	Java	2018-11-30 01:06:11

#	User	Length	Language	Date
1	Hidden user	1476	Python 2	2018-12-11 23:50:35

#	User	Length	Language	Date
1	Ari Blondal	1591	Python 3	2025-04-11 21:56:53

Solution running time distribution