Problem I
Toll — Problem Statistics

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Submissions	963
Accepted submissions	263
Submission ratio	27.31%
Authors	204
Full solves [?]	151
Full solve Ratio	74.02%

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	C	06:18:34
2	Ivan Petrov	0.09 s	C	2019-11-26 16:42:36

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	C++	06:16:35
2	Ludo Pulles	0.06 s	C++	2018-11-17 21:26:09
3	Alfredo Beaumont	0.06 s	C++	2021-03-27 16:31:47
4	Nguyen Gia Bao	0.06 s	C++	2024-04-12 08:30:47
5	Tai Tze Kin	0.06 s	C++	2025-12-02 20:43:04
6	Arun Wong	0.07 s	C++	2017-06-24 08:03:09
7	김현수	0.07 s	C++	2017-07-06 07:28:21
8	Marek Sommer	0.07 s	C++	2018-06-01 18:01:07
9	Dmitry Lyubshin	0.07 s	C++	2018-08-12 12:56:15
10	Huy Le	0.07 s	C++	2018-09-17 05:19:53

#	User	Runtime	Language	Date
1	Hidden user	0.12 s	Haskell	06:33:18

#	User	Runtime	Language	Date
1	Hidden user	0.21 s	Java	06:23:47
2	Jimmy Dinh	0.39 s	Java	2023-09-18 01:06:20
3	Anthony Pagnotta	0.56 s	Java	2025-07-08 04:53:07
4	Olav Røthe Bakken	1.10 s	Java	2018-03-17 22:46:09
5	Doug Goodman	1.15 s	Java	2018-06-02 17:50:28
6	Sohom Dutta	1.38 s	Java	2024-03-01 00:41:14

#	User	Runtime	Language	Date
1	Hidden user	0.43 s	Kotlin	06:27:36
2	Benjamin Ye	1.62 s	Kotlin	2023-02-27 04:53:43

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Pascal	06:38:43
2	Alexandrs Zayakins	2.73 s	Pascal	2017-06-22 09:47:52

#	User	Runtime	Language	Date
1	Hidden user	0.35 s	Python 3	06:06:00
2	Nicholas Russell Saerang	0.42 s	Python 3	2025-03-24 13:52:43
3	嘉雯 江	0.47 s	Python 3	2025-07-19 09:05:57
4	Eric Wetzel	0.49 s	Python 3	2024-03-08 02:18:49
5	William Jolivet	0.56 s	Python 3	2025-09-26 15:55:04
6	Anshuman Dash	0.76 s	Python 3	2023-02-27 06:35:09
7	Benjamin Ye	1.23 s	Python 3	2023-02-27 06:00:15

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Rust	06:20:06

#	User	Runtime	Language	Date
1	Hidden user	0.18 s	TypeScript	06:29:29

#	User	Length	Language	Date
1	Ivan Petrov	1634	C	2019-11-26 16:42:36
2	Hidden user	6531	C	06:18:34

#	User	Length	Language	Date
1	Jeremy Lim	855	C++	2024-05-29 06:15:17
2	Hidden user	885	C++	2024-12-31 16:55:24
3	Magnus Hegdahl	1015	C++	2021-04-18 19:50:45
4	Pavle Martinović	1069	C++	2019-04-21 22:55:15
5	Pierre Bertholom	1145	C++	2024-11-22 19:19:19
6	Ivan Carvalho	1246	C++	2018-07-11 17:53:25
7	Igor Pavlovic	1247	C++	2018-12-08 11:43:42
8	Simon Mauras	1294	C++	2024-09-27 11:48:48
9	Vu Hoang Kien	1316	C++	2018-10-22 15:18:41
10	Daniel Bogorad	1316	C++	2025-10-25 03:09:37

#	User	Length	Language	Date
1	Hidden user	10448	Haskell	06:33:18

#	User	Length	Language	Date
1	Doug Goodman	2097	Java	2018-06-02 17:50:28
2	Olav Røthe Bakken	4058	Java	2018-03-17 22:46:09
3	Anthony Pagnotta	4203	Java	2025-07-08 04:53:07
4	Sohom Dutta	5237	Java	2024-03-01 00:41:14
5	Hidden user	7694	Java	06:23:47
6	Jimmy Dinh	9472	Java	2023-09-18 01:06:20

#	User	Length	Language	Date
1	Benjamin Ye	1664	Kotlin	2023-02-27 04:53:43
2	Hidden user	6291	Kotlin	06:27:36

#	User	Length	Language	Date
1	Alexandrs Zayakins	2651	Pascal	2017-06-22 09:44:14
2	Hidden user	7522	Pascal	06:38:43

#	User	Length	Language	Date
1	Benjamin Ye	439	Python 3	2024-02-23 21:36:24
2	Nicholas Russell Saerang	763	Python 3	2025-03-24 13:52:43
3	嘉雯 江	778	Python 3	2025-07-19 09:05:57
4	Anshuman Dash	1398	Python 3	2023-02-27 06:35:09
5	Eric Wetzel	1905	Python 3	2024-03-08 02:18:49
6	William Jolivet	2369	Python 3	2025-09-26 15:55:04
7	Hidden user	3277	Python 3	00:20:51

#	User	Length	Language	Date
1	Hidden user	7204	Rust	06:20:06

#	User	Length	Language	Date
1	Hidden user	7512	TypeScript	06:29:29

Solution running time distribution