Problem A
Typo — Problem Statistics

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Submissions	4468
Accepted submissions	1059
Submission ratio	23.70%
Authors	667
Full solves [?]	440
Full solve Ratio	65.97%

#	User	Runtime	Language	Date
1	Haiyang He	0.20 s	C	2023-08-28 03:37:35
2	Christian Pletbjerg	0.21 s	C	2023-08-23 10:34:02
3	Ivan Petrov	0.40 s	C	2019-10-29 10:03:14

#	User	Runtime	Language	Date
1	Kristoffer Åhgren	0.08 s	C++	2020-08-27 13:22:29
2	Jeremy Lim	0.09 s	C++	2025-12-25 11:25:07
3	Robin Eggestig	0.10 s	C++	2025-04-22 12:24:30
4	Yahya Kisana	0.11 s	C++	2021-03-23 05:02:05
5	Jakub Bachurski	0.11 s	C++	2021-10-23 15:42:53
6	Kaaden RumanCam	0.11 s	C++	2023-10-25 04:05:30
7	Vidhi Patel	0.11 s	C++	2025-11-02 21:58:37
8	gulinazha	0.11 s	C++	2026-03-16 07:09:53
9	Agis Daniels	0.12 s	C++	2020-02-22 01:57:05
10	William Taylor-Melanson	0.12 s	C++	2020-07-26 15:23:40

#	User	Runtime	Language	Date
1	Yiu Yu Ho	0.34 s	Java	2022-01-16 16:26:55
2	Bjørn Dons	0.41 s	Java	2023-04-29 13:01:52
3	Andrew Polizzotto	0.58 s	Java	2020-12-14 09:57:46
4	Godmar Back	0.65 s	Java	2021-02-27 23:38:49
5	Alvin Lee	0.70 s	Java	2025-10-29 20:58:16
6	Hidden user	0.74 s	Java	2019-10-31 23:41:12
7	Hidden user	0.85 s	Java	2021-03-23 05:52:55
8	Ray Bai	0.96 s	Java	2020-09-17 05:10:44
9	Hidden user	1.00 s	Java	2020-09-18 20:55:51
10	Qianlang Chen	1.02 s	Java	2019-11-01 23:10:19

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	1.36 s	JavaScript (SpiderMonkey)	2023-11-02 22:04:50

#	User	Runtime	Language	Date
1	Agis Daniels	0.24 s	Python 2	2019-12-03 18:56:49
2	Lars Åström	0.31 s	Python 2	2019-10-30 10:18:30
3	Andreas Björklund	1.08 s	Python 2	2019-11-16 12:48:20

#	User	Runtime	Language	Date
1	Ole Vik Lysne	0.19 s	Python 3	2025-05-01 19:02:39
2	Martje Buhr	0.21 s	Python 3	2023-05-23 12:42:46
3	Zac Friggstad	0.25 s	Python 3	2021-03-22 01:16:06
4	Kenneth Zhao	0.26 s	Python 3	2023-01-09 00:08:33
5	Roman Terzi	0.29 s	Python 3	2024-10-21 04:08:31
6	Agis Daniels	0.30 s	Python 3	2020-06-11 21:00:46
7	Julie Sandanger	0.30 s	Python 3	2025-05-02 09:27:09
8	Oskar Heie	0.30 s	Python 3	2025-05-02 11:55:56
9	Ronith Bose	0.31 s	Python 3	2025-11-04 07:00:06
10	Kipling Liu	0.32 s	Python 3	2024-10-31 21:58:18

#	User	Runtime	Language	Date
1	Rolf Martin Glomsrud	0.07 s	Rust	2023-05-15 03:48:26
2	Jakob Rødal Skaar	0.11 s	Rust	2024-01-21 18:35:42
3	Daniel Liland	0.16 s	Rust	2023-05-19 16:52:56
4	Morten Lohne	0.18 s	Rust	2023-05-11 23:36:54
5	Sebastian Refsnes	0.20 s	Rust	2025-04-28 16:23:43
6	Ole Vik Lysne	0.29 s	Rust	2024-04-30 18:09:11
7	Yoeri Otten	0.32 s	Rust	2022-01-19 02:44:36
8	Iker Lissarrague	1.95 s	Rust	2023-07-19 07:58:31
9	Ramojus Lapinskas	2.14 s	Rust	2023-05-18 14:39:28
10	Otakar Hirs	2.22 s	Rust	2023-05-13 11:13:18

#	User	Length	Language	Date
1	Christian Pletbjerg	5799	C	2023-08-24 06:58:05
2	Haiyang He	12115	C	2023-08-28 03:37:35
3	Ivan Petrov	19524	C	2019-10-29 10:03:14

#	User	Length	Language	Date
1	Peter Elliott	974	C++	2019-10-30 22:49:07
2	Qianlang Chen	989	C++	2021-02-24 01:36:57
3	Dmitry Lyubshin	1008	C++	2023-03-31 07:20:09
4	Jeremy Lim	1052	C++	2024-12-23 11:26:45
5	Alexander Skidanov	1111	C++	2024-11-07 20:02:07
6	陈宇昂	1116	C++	2021-10-23 15:43:32
7	Anshil Gandhi	1122	C++	2019-11-22 18:33:34
8	Simone Moretti	1125	C++	2021-11-01 17:17:32
9	Ian DeHaan	1201	C++	2024-09-26 19:06:56
10	Boying Li	1208	C++	2022-11-12 21:34:35

#	User	Length	Language	Date
1	Sam Reinehr	1684	Java	2019-10-26 20:18:36
2	Hidden user	1935	Java	2019-10-31 23:41:12
3	Srinjoy Dutta	1945	Java	2025-04-03 18:43:36
4	zirui zhang	2039	Java	2024-01-21 22:06:37
5	Gabriel Chai	2054	Java	2022-11-13 02:05:48
6	Hidden user	2207	Java	2019-10-26 22:33:16
7	Katzezwei	2229	Java	2023-12-24 15:24:13
8	Hidden user	2350	Java	2021-03-23 05:56:39
9	Lucas Scharenbroch	2384	Java	2022-11-13 20:39:05
10	Qianlang Chen	2386	Java	2019-11-01 23:10:19

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	1708	JavaScript (SpiderMonkey)	2023-11-02 22:04:50

#	User	Length	Language	Date
1	Lars Åström	865	Python 2	2019-10-30 10:19:07
2	Andreas Björklund	880	Python 2	2019-11-16 12:48:20
3	Agis Daniels	3940	Python 2	2019-12-03 19:02:53

#	User	Length	Language	Date
1	Isaac Erdman	597	Python 3	2024-11-02 22:00:51
2	Nicholas Russell Saerang	611	Python 3	2024-04-26 15:24:46
3	Wilbert Chu	646	Python 3	2024-10-23 00:25:42
4	Kenny Applegate	657	Python 3	2024-11-07 07:24:29
5	Magnus Hokland Hegdahl	661	Python 3	2023-04-23 01:38:13
6	Lars Sogn Lismoen	674	Python 3	2023-05-10 16:02:42
7	Kenny Chau	689	Python 3	2025-10-26 17:31:04
8	Hidden user	698	Python 3	2023-10-17 16:51:12
9	Shashank Bhatt	709	Python 3	2023-01-29 01:12:52
10	Kipling Liu	762	Python 3	2024-10-31 21:58:18

#	User	Length	Language	Date
1	Morten Lohne	1549	Rust	2023-05-11 23:17:43
2	Iker Lissarrague	1835	Rust	2023-07-19 08:00:05
3	Rolf Martin Glomsrud	1986	Rust	2023-05-16 20:46:10
4	Sebastian Refsnes	2071	Rust	2025-04-20 18:24:22
5	Otakar Hirs	2436	Rust	2023-05-13 11:13:18
6	Jakob Rødal Skaar	2510	Rust	2024-01-21 18:33:52
7	Daniel Liland	2598	Rust	2023-05-19 17:16:40
8	Jan Inge Sande	2609	Rust	2025-05-10 09:54:10
9	Ole Vik Lysne	2805	Rust	2024-04-30 18:09:11
10	Ramojus Lapinskas	2895	Rust	2023-05-18 14:56:37

Solution running time distribution