Problem A
Cracking the Code — Problem Statistics

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Submissions	603
Accepted submissions	169
Submission ratio	28.03%
Authors	195
Full solves [?]	140
Full solve Ratio	71.79%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.01 s	C	2019-07-01 09:17:16
2	Mirel Cosulschi	0.01 s	C	2025-03-27 19:12:16

#	User	Runtime	Language	Date
1	Robert Lee	0.00 s	C++	2022-06-29 06:10:11
2	Dante Bencivenga	0.00 s	C++	2022-08-24 02:28:52
3	Fernando Ventilari	0.00 s	C++	2024-04-19 04:51:17
4	Alexander Skidanov	0.00 s	C++	2025-02-19 17:37:40
5	Neal Zane	0.01 s	C++	2016-07-03 19:57:47
6	Jorik Jooken	0.01 s	C++	2016-07-20 16:33:34
7	Paul Jungeblut	0.01 s	C++	2017-06-29 18:42:07
8	Clarence Chew	0.01 s	C++	2018-03-14 08:16:35
9	Lin Lee	0.01 s	C++	2018-11-18 14:46:34
10	Kristoffer Åhgren	0.01 s	C++	2020-03-05 20:57:15

#	User	Runtime	Language	Date
1	Brent Yorgey	0.06 s	Haskell	2022-12-28 23:21:06

#	User	Runtime	Language	Date
1	Erik Odenman	0.16 s	Java	2013-11-07 18:40:54
2	Crystal Sharpe	0.16 s	Java	2021-06-10 01:25:43
3	Hidden user	0.17 s	Java	2016-09-26 20:57:15
4	Marius de Vogel	0.18 s	Java	2016-09-26 20:57:32
5	Taras Romanyuk	0.19 s	Java	2024-10-02 12:07:51
6	Stephen Atwood	0.22 s	Java	2015-10-17 01:10:28
7	Micah Stairs	0.22 s	Java	2017-01-19 16:40:10
8	Samuel Klingström	0.22 s	Java	2017-07-12 15:32:10
9	Sahibzada Ahmad Masood	0.22 s	Java	2018-11-25 02:13:46
10	Bjørn Dons	0.22 s	Java	2019-05-09 03:23:43

#	User	Runtime	Language	Date
1	Peter Kedemo	0.32 s	JavaScript (SpiderMonkey)	2016-09-24 19:45:09

#	User	Runtime	Language	Date
1	Jacob Huebner	0.29 s	Kotlin	2022-03-08 05:33:13
2	Jesper Bech Christensen	0.63 s	Kotlin	2023-10-03 18:08:35

#	User	Runtime	Language	Date
1	Michael Laszlo	0.14 s	Python 2	2016-10-11 23:47:39
2	Lars Åström	0.16 s	Python 2	2019-09-16 10:19:22

#	User	Runtime	Language	Date
1	Alfredo Beaumont	0.14 s	Python 3	2022-10-31 00:02:27
2	Emerson Costa	0.14 s	Python 3	2022-12-22 11:54:22
3	Iker Lissarrague	0.14 s	Python 3	2023-07-12 02:58:16
4	Milad Muhammadi	0.15 s	Python 3	2022-05-05 10:31:34
5	Artur Khuziakhmetov	0.15 s	Python 3	2023-06-13 10:29:56
6	Doug Goodman	0.15 s	Python 3	2023-08-07 16:15:55
7	Chad Waters	0.15 s	Python 3	2024-04-17 22:58:50
8	Thayer Ackerman	0.15 s	Python 3	2024-04-17 22:59:01
9	Tan Yi Long	0.15 s	Python 3	2025-03-30 06:25:38
10	Gabriella Gloria	0.15 s	Python 3	2025-05-07 18:29:46

#	User	Runtime	Language	Date
1	Chris Seager	0.02 s	Rust	2025-04-10 00:26:35
2	Daniel Anker Hermansen	0.05 s	Rust	2023-10-03 18:11:35

#	User	Length	Language	Date
1	Ivan Petrov	1824	C	2019-07-01 09:17:16
2	Mirel Cosulschi	2398	C	2025-03-27 19:12:16

#	User	Length	Language	Date
1	Dante Bencivenga	1141	C++	2022-08-24 02:44:56
2	She Jiayu	1231	C++	2020-04-06 08:10:47
3	Teikn Smith	1258	C++	2024-08-29 01:59:13
4	Hidden user	1398	C++	2024-11-20 17:28:03
5	Nguyen Nguyen	1449	C++	2014-11-30 23:13:10
6	Mugeon Kim	1477	C++	2024-07-03 01:25:51
7	Markus Mathiasen	1480	C++	2023-08-29 16:38:53
8	Tigran Hakobyan	1524	C++	2018-04-14 11:31:40
9	Tigran	1526	C++	2022-05-06 22:46:49
10	Thiago Felipe Bastos da Silva	1555	C++	2021-08-29 18:32:54

#	User	Length	Language	Date
1	Brent Yorgey	10860	Haskell	2022-12-28 23:21:06

#	User	Length	Language	Date
1	Erik Odenman	2590	Java	2013-11-07 18:40:54
2	장휘용	2831	Java	2018-08-24 02:30:32
3	Shan Flor	3124	Java	2023-08-03 16:39:27
4	Shan Flor	3124	Java	2023-08-10 16:37:07
5	Micah Stairs	3225	Java	2017-01-19 16:40:10
6	Sahibzada Ahmad Masood	3363	Java	2018-11-25 02:13:46
7	Boris Mulder	3414	Java	2016-04-09 13:28:20
8	Erik Baalhuis	3551	Java	2016-04-04 19:12:03
9	Hidden user	3556	Java	2016-09-26 20:57:15
10	Marius de Vogel	3556	Java	2016-09-26 20:57:32

#	User	Length	Language	Date
1	Peter Kedemo	1805	JavaScript (SpiderMonkey)	2016-09-24 19:45:09

#	User	Length	Language	Date
1	Jesper Bech Christensen	1003	Kotlin	2023-10-03 18:08:35
2	Jacob Huebner	3346	Kotlin	2022-03-08 05:33:13

#	User	Length	Language	Date
1	Michael Laszlo	1631	Python 2	2016-10-11 23:47:39
2	Lars Åström	1758	Python 2	2019-09-16 10:19:22

#	User	Length	Language	Date
1	Iman Khodadi	660	Python 3	2024-07-19 09:15:44
2	Artur Khuziakhmetov	672	Python 3	2023-06-13 10:38:51
3	Kelly Dance	873	Python 3	2023-06-24 13:54:04
4	Oskar Haarklou Veileborg	964	Python 3	2021-03-19 10:48:40
5	Tan Yi Long	1022	Python 3	2025-03-30 06:25:38
6	Tore Norderud	1102	Python 3	2016-10-05 19:21:57
7	Nicholas Russell Saerang	1148	Python 3	2024-05-27 11:51:07
8	Gabriella Gloria	1199	Python 3	2025-05-07 18:29:46
9	Ole Meinecke	1215	Python 3	2025-11-05 17:30:16
10	Emerson Costa	1224	Python 3	2022-12-22 11:54:22

#	User	Length	Language	Date
1	Chris Seager	4456	Rust	2025-04-10 00:26:35
2	Daniel Anker Hermansen	28170	Rust	2023-10-03 18:11:35

Solution running time distribution