Problem D
Palindromes — Problem Statistics

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Submissions	924
Accepted submissions	198
Submission ratio	21.43%
Authors	194
Full solves [?]	82
Full solve Ratio	42.27%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.21 s	C	2020-01-13 15:26:04
2	Bergur Snorrason	0.69 s	C	2019-08-02 16:20:58

#	User	Runtime	Language	Date
1	Zhuo Yifan	0.09 s	C++	2016-09-13 12:48:20
2	Soral Wilson	0.09 s	C++	2024-11-06 17:36:06
3	Timothy Kurniawan	0.10 s	C++	2018-08-30 00:27:14
4	5080 meng	0.10 s	C++	2022-08-18 11:10:30
5	高宇	0.11 s	C++	2016-09-10 11:56:10
6	Marc Phua	0.12 s	C++	2021-07-26 17:40:29
7	Matthew Chan	0.13 s	C++	2016-11-15 17:13:22
8	George magde	0.14 s	C++	2025-09-03 11:57:53
9	Kien Tran	0.14 s	C++	03:19:35
10	Feihu Tang	0.15 s	C++	2016-09-13 01:03:50

#	User	Runtime	Language	Date
1	Daniel Moyer	1.00 s	Java	2018-02-13 06:20:36
2	Andrew Polizzotto	1.72 s	Java	2020-07-10 12:17:23

#	User	Runtime	Language	Date
1	Hidden user	0.58 s	Python 2	2017-12-15 12:48:25

#	User	Runtime	Language	Date
1	Duoduo Zhao	0.95 s	Python 3	2025-08-31 02:25:32
2	Ninh Bùi	1.71 s	Python 3	2025-01-18 03:16:29
3	Nicholas Russell Saerang	1.74 s	Python 3	2024-06-11 18:27:06

#	User	Length	Language	Date
1	Ivan Petrov	5158	C	2020-01-13 15:26:04
2	Bergur Snorrason	7949	C	2019-08-02 16:20:58

#	User	Length	Language	Date
1	Tang Dongjian	2038	C++	2016-09-10 10:46:29
2	Zhuo Yifan	2315	C++	2016-09-13 16:26:45
3	Soral Wilson	2493	C++	2024-11-06 17:51:14
4	Dylan Smith	2559	C++	2025-03-21 16:20:41
5	박상수	2794	C++	2017-06-23 11:52:10
6	Tahsin Rahman	2899	C++	2017-03-04 20:50:42
7	Xi Lin	2936	C++	2017-01-09 15:31:23
8	Johan Wind	3022	C++	2018-10-29 17:48:31
9	Ahmed Hussein	3201	C++	2025-02-24 12:56:16
10	Ignacio Castellano Vega	3237	C++	2023-06-26 19:25:57

#	User	Length	Language	Date
1	Andrew Polizzotto	5451	Java	2020-07-10 23:24:00
2	Daniel Moyer	13708	Java	2018-02-13 06:20:36

#	User	Length	Language	Date
1	Hidden user	2050	Python 2	2017-12-15 12:48:25

#	User	Length	Language	Date
1	Nicholas Russell Saerang	1472	Python 3	2024-06-11 19:16:33
2	Ninh Bùi	2449	Python 3	2025-01-18 02:37:05
3	Duoduo Zhao	6993	Python 3	2025-08-31 02:25:32

Solution running time distribution