Problem I
European Trip — Problem Statistics

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Submissions	1600
Accepted submissions	690
Submission ratio	43.12%
Authors	595
Full solves [?]	510
Full solve Ratio	85.71%

#	User	Runtime	Language	Date
1	Sabit Zahin	0.00 s	C	2017-11-22 23:49:53
2	Rasmus Bruhn Nielsen	0.00 s	C	2019-01-15 11:33:23
3	Ivan Petrov	0.00 s	C	2020-01-14 16:29:03
4	Bergur Snorrason	0.00 s	C	2020-01-24 14:51:55
5	Sambit Palit	0.00 s	C	2020-11-18 20:20:37

#	User	Runtime	Language	Date
1	Soujatya Sanyal	0.02 s	C#	2019-02-10 23:49:49
2	Michael Damsgaard	0.05 s	C#	2025-01-12 07:58:05

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2022-06-12 22:35:25

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2025-06-17 16:11:30
2	Brent Yorgey	0.01 s	Haskell	2019-12-22 06:27:56

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.06 s	Java	2022-11-22 21:46:52
2	Joost Linthorst	0.07 s	Java	2018-10-02 09:51:07
3	Dat Vo Nguyen Tien	0.07 s	Java	2022-05-09 10:26:15
4	Taras Romanyuk	0.07 s	Java	2025-01-10 00:28:52
5	Ranjith M	0.07 s	Java	2025-11-14 02:58:55
6	Doug Goodman	0.08 s	Java	2017-11-16 00:13:37
7	Eric Williamson	0.08 s	Java	2018-01-20 21:09:33
8	Josenildo Silva	0.12 s	Java	2020-04-23 22:38:45
9	Steven Cheng	0.12 s	Java	2020-05-22 05:34:17
10	Kadin Tang	0.12 s	Java	2021-03-20 22:27:09

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2021-05-01 20:31:59
2	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-07-27 17:17:34

#	User	Runtime	Language	Date
1	Слава Гуляев	0.14 s	Kotlin	2017-11-05 13:45:28
2	Marcin Wiśniowski	0.16 s	Kotlin	2018-10-17 18:33:09

#	User	Runtime	Language	Date
1	Phu Lee Thanh	0.00 s	Pascal	2019-03-24 10:15:53

#	User	Runtime	Language	Date
1	Markus Weller	0.01 s	PHP	2019-03-25 23:25:58

#	User	Runtime	Language	Date
1	Hoang Ta Khanh	0.02 s	Python 2	2017-11-05 04:52:50
2	Giang Đào	0.03 s	Python 2	2019-03-30 10:31:04
3	Lars Åström	0.03 s	Python 2	2019-10-22 19:09:24
4	Johan Lyts	0.03 s	Python 2	2020-02-19 21:22:06
5	Jonatan Nilsson	0.04 s	Python 2	2019-10-22 12:30:33
6	Björn Magnusson	0.04 s	Python 2	2019-10-28 16:54:41
7	Andreas Björklund	0.08 s	Python 2	2019-09-14 21:00:11

#	User	Runtime	Language	Date
1	Bao Bui Quy	0.02 s	Python 3	2017-11-05 04:46:04
2	Thai Son Nguyen	0.02 s	Python 3	2017-11-05 04:53:13
3	Bach Le Duy	0.02 s	Python 3	2017-11-05 06:38:54
4	Vong Ba Sieu	0.02 s	Python 3	2017-11-05 06:41:42
5	Ivar Källström	0.02 s	Python 3	2017-12-08 16:59:30
6	Trieu Hung Tran	0.02 s	Python 3	2018-01-20 22:25:53
7	Gal Zakrajsek	0.02 s	Python 3	2018-05-08 21:10:20
8	Andrew McGehee	0.02 s	Python 3	2019-01-16 17:19:17
9	Pham Quoc Nghi	0.02 s	Python 3	2019-10-03 10:41:36
10	Ettienne Voges	0.02 s	Python 3	2019-11-03 21:14:46

#	User	Runtime	Language	Date
1	Christofer Nolander	0.00 s	Rust	2019-10-18 20:36:56
2	Henry Jacobson	0.00 s	Rust	2022-10-24 16:40:52
3	Joshua Freudenhammer	0.00 s	Rust	2025-09-30 01:45:08

#	User	Length	Language	Date
1	Sabit Zahin	1297	C	2017-11-22 23:49:53
2	Ivan Petrov	1382	C	2020-01-14 16:29:03
3	Sambit Palit	1405	C	2020-11-18 20:20:37
4	Bergur Snorrason	2197	C	2020-01-24 14:51:55
5	Rasmus Bruhn Nielsen	3369	C	2019-01-15 11:33:23

#	User	Length	Language	Date
1	Michael Damsgaard	1865	C#	2025-01-12 08:00:17
2	Soujatya Sanyal	2395	C#	2019-02-10 23:49:49

#	User	Length	Language	Date
1	Johan Wind	571	C++	2018-05-09 03:26:58
2	Shashank Bhatt	670	C++	2023-05-23 09:46:33
3	Phạm Xuân Tích	718	C++	2017-11-07 16:08:16
4	Paul Baldaray	773	C++	2021-04-19 03:37:30
5	Richard Wang	838	C++	2022-11-30 19:45:43
6	Zhuolin Yang	841	C++	2021-04-19 02:04:54
7	Nguyen Phuoc Thanh	855	C++	2017-11-06 17:27:37
8	Lee Bing Heng	856	C++	2023-11-09 08:42:04
9	Le Tuan Minh	873	C++	2017-11-05 05:55:18
10	Nguyễn Hoàng Dương	894	C++	2020-06-21 13:44:38

#	User	Length	Language	Date
1	Norbert Voelker	1977	Go	2021-11-17 00:58:44

#	User	Length	Language	Date
1	Steinar Simonnes	750	Haskell	2025-06-17 16:11:30
2	Brent Yorgey	8532	Haskell	2019-12-22 06:27:56

#	User	Length	Language	Date
1	Peter Steele	1364	Java	2018-01-20 21:09:16
2	Doug Goodman	1782	Java	2017-11-16 00:13:37
3	Josenildo Silva	1845	Java	2020-04-23 22:38:45
4	Yizhu Zhao	1884	Java	2021-04-18 03:03:12
5	Paul Boddington	1953	Java	2020-07-27 01:09:40
6	Nicholas Bui	1975	Java	2019-06-22 01:52:12
7	Brandon Barker	2102	Java	2021-04-18 03:29:21
8	Joost Linthorst	2199	Java	2018-10-02 09:51:07
9	Eric Williamson	2476	Java	2018-01-20 21:09:33
10	Taras Romanyuk	2839	Java	2025-01-10 00:28:52

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	997	JavaScript (SpiderMonkey)	2021-05-01 20:31:59
2	Christian Pilegaard Cederquist	1032	JavaScript (SpiderMonkey)	2023-07-27 17:17:34

#	User	Length	Language	Date
1	Слава Гуляев	1933	Kotlin	2017-11-05 13:45:28
2	Marcin Wiśniowski	6652	Kotlin	2018-10-17 18:33:09

#	User	Length	Language	Date
1	Phu Lee Thanh	893	Pascal	2019-03-24 10:15:53

#	User	Length	Language	Date
1	Markus Weller	1776	PHP	2019-03-25 23:25:58

#	User	Length	Language	Date
1	Jonatan Nilsson	598	Python 2	2019-10-22 12:30:33
2	Lars Åström	598	Python 2	2019-10-22 19:09:24
3	Björn Magnusson	598	Python 2	2019-10-28 16:54:41
4	Hoang Ta Khanh	679	Python 2	2017-11-05 04:52:50
5	Johan Lyts	724	Python 2	2020-02-19 21:22:06
6	Giang Đào	726	Python 2	2019-03-30 10:31:04
7	Andreas Björklund	879	Python 2	2019-09-14 21:00:11

#	User	Length	Language	Date
1	Logan Gill	231	Python 3	2025-03-03 05:38:37
2	Ahmed Chamseddine	271	Python 3	2025-09-25 09:34:33
3	Shashank Bhatt	392	Python 3	2025-03-03 04:13:25
4	Allison Pelton	416	Python 3	2025-03-03 04:00:48
5	Peter Stauder	516	Python 3	2023-05-03 21:51:20
6	Zihan Wang	550	Python 3	2021-04-18 02:06:17
7	David Avellan-Hultman	552	Python 3	2018-11-23 14:22:03
8	alfred 04	553	Python 3	2023-09-11 19:57:25
9	Nicholas Russell Saerang	565	Python 3	2023-09-03 23:11:40
10	Iman Khodadi	583	Python 3	2022-01-01 09:36:58

#	User	Length	Language	Date
1	Henry Jacobson	1975	Rust	2022-10-24 16:40:52
2	Joshua Freudenhammer	3970	Rust	2025-09-30 01:45:08
3	Christofer Nolander	5410	Rust	2019-10-18 20:36:56

Solution running time distribution