Problem I
Equilibrium Mobile — Problem Statistics

Back to problem description

Submissions	1427
Accepted submissions	447
Submission ratio	31.32%
Authors	250
Full solves [?]	209
Full solve Ratio	83.60%

#	User	Runtime	Language	Date
1	Mirel Cosulschi	0.02 s	C	2025-05-29 17:22:07
2	Ivan Petrov	0.03 s	C	2019-06-28 13:53:53
3	Hung Le Van	0.04 s	C	2016-08-02 11:20:27

#	User	Runtime	Language	Date
1	Allan	0.22 s	C#	2025-10-28 16:24:21
2	Neo Ferrari	0.38 s	C#	2026-01-20 15:37:16
3	Hidden user	0.60 s	C#	2025-10-22 22:44:48

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	C++	2015-10-30 15:43:21
2	Vinci Dzoulou	0.02 s	C++	2016-08-14 06:36:19
3	Paul Kobina	0.02 s	C++	2016-08-14 18:15:11
4	lievin Nkuba Kasanda	0.02 s	C++	2016-08-14 18:53:34
5	Dmitry Lyubshin	0.02 s	C++	2018-08-06 20:49:48
6	Andrea Ciprietti	0.02 s	C++	2019-11-18 16:32:03
7	Vo Khac Trieu	0.02 s	C++	2026-03-11 10:09:40
8	Bjarki Ágúst Guðmundsson	0.03 s	C++	2014-05-06 01:58:04
9	Giada Franz	0.03 s	C++	2017-11-04 16:59:39
10	Henry Xia	0.03 s	C++	2019-10-14 08:41:15

#	User	Runtime	Language	Date
1	Jonas Mittnacht	0.18 s	Go	2024-02-14 15:40:44

#	User	Runtime	Language	Date
1	Joshua Coward	0.57 s	Haskell	2021-10-22 00:53:00
2	Brent Yorgey	0.68 s	Haskell	2020-08-15 15:13:38

#	User	Runtime	Language	Date
1	Simon Klein	0.22 s	Java	2012-05-03 21:42:29
2	Erik Odenman	0.31 s	Java	2012-05-18 00:13:54
3	Đạt Tiến Phùng	0.31 s	Java	2016-11-05 18:29:01
4	Eric Törnqvist	0.34 s	Java	2016-05-13 14:19:51
5	Pradyumn Agrawal	0.35 s	Java	2018-04-16 13:43:13
6	Bjørn Dons	0.40 s	Java	2020-04-13 21:49:04
7	Hidden user	0.42 s	Java	2015-12-15 16:32:39
8	Tom Johansson	0.44 s	Java	2016-05-23 11:30:21
9	Nguyễn Loki	0.44 s	Java	2016-07-31 19:03:10
10	Hung Le Van	0.44 s	Java	2016-08-08 06:15:41

#	User	Runtime	Language	Date
1	Riko Jacob	0.09 s	Python 2	2019-04-30 21:01:58
2	Lars Åström	0.09 s	Python 2	2019-11-10 13:57:59
3	Åke Wettergren	0.09 s	Python 2	2019-11-10 16:55:12
4	Varun Bhat	0.10 s	Python 2	2016-05-22 02:21:18
5	Rasmus Andersson	0.12 s	Python 2	2024-01-24 13:18:17
6	Maj Stenmark	0.15 s	Python 2	2019-11-10 14:18:43
7	Marcus Johansson	0.26 s	Python 2	2013-10-01 22:18:48
8	Henry Morco	0.39 s	Python 2	2017-01-01 09:10:03
9	Linus Karlsson	0.46 s	Python 2	2019-04-24 09:26:19
10	Andreas Björklund	0.47 s	Python 2	2019-04-12 07:15:53

#	User	Runtime	Language	Date
1	Rasmus Andersson	0.09 s	Python 3	2021-06-10 02:05:44
2	Kasper Renhorn Berg	0.11 s	Python 3	2024-11-27 00:55:20
3	Gabriel	0.11 s	Python 3	2025-11-29 18:40:15
4	SimonJ	0.12 s	Python 3	2022-05-03 15:03:40
5	obiwac	0.12 s	Python 3	2023-07-16 00:15:26
6	Yong Mao	0.12 s	Python 3	2025-06-20 05:02:23
7	Michelle Sweering	0.13 s	Python 3	2020-10-30 22:14:01
8	Kattis Python	0.13 s	Python 3	2020-11-29 12:44:03
9	Michael Goldwasser	0.13 s	Python 3	2022-10-12 04:19:04
10	alexandre dewilde	0.13 s	Python 3	2023-07-12 22:15:38

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2025-11-17 20:59:56
2	Rasmus Andersson	0.02 s	Rust	2021-06-02 12:24:25

#	User	Length	Language	Date
1	Mirel Cosulschi	1187	C	2025-05-29 17:22:07
2	Hung Le Van	1421	C	2016-08-08 11:14:10
3	Ivan Petrov	1459	C	2019-06-28 13:53:53

#	User	Length	Language	Date
1	Allan	1834	C#	2025-10-28 16:24:21
2	Neo Ferrari	2948	C#	2026-01-20 15:37:16
3	Hidden user	6305	C#	2025-10-22 22:44:48

#	User	Length	Language	Date
1	Josenildo Silva	464	C++	2018-08-05 04:38:17
2	Frederick Pek	558	C++	2021-04-13 07:24:52
3	Chen Chongsong	591	C++	2017-11-10 09:31:53
4	Jonathan Ibrahim	604	C++	2020-10-24 13:51:42
5	Teikn Smith	657	C++	2022-11-07 18:59:32
6	Alexander Skidanov	702	C++	2025-01-09 13:13:37
7	Глеб Жигулин	731	C++	2025-01-09 11:34:42
8	Christopher Deodat	734	C++	2020-10-27 10:21:26
9	Ginel Dorleon	738	C++	2016-08-15 08:59:49
10	Mẹ Bống	765	C++	2016-08-24 17:10:46

#	User	Length	Language	Date
1	Jonas Mittnacht	1097	Go	2024-02-10 18:56:11

#	User	Length	Language	Date
1	Joshua Coward	804	Haskell	2021-11-04 01:32:24
2	Brent Yorgey	2449	Haskell	2020-08-15 15:13:38

#	User	Length	Language	Date
1	Lores	1245	Java	2022-04-23 00:03:08
2	Paul Boddington	1386	Java	2016-04-18 04:04:50
3	Jan Štola	1437	Java	2015-03-15 22:18:36
4	Nguyễn Loki	1474	Java	2016-07-31 19:03:10
5	Hung Le Van	1474	Java	2016-08-02 11:25:41
6	Lê Hoàng	1510	Java	2016-08-08 12:13:28
7	Doug Goodman	1528	Java	2017-11-12 20:14:32
8	Hidden user	1608	Java	2025-01-26 17:45:07
9	Zhanyi Sun	1716	Java	2019-12-04 05:36:37
10	Tom Johansson	1761	Java	2016-05-23 10:43:06

#	User	Length	Language	Date
1	Riko Jacob	446	Python 2	2019-04-30 21:20:39
2	Lars Åström	618	Python 2	2019-11-10 13:57:59
3	Åke Wettergren	618	Python 2	2019-11-10 16:55:12
4	Rasmus Andersson	860	Python 2	2024-01-24 13:18:17
5	Andreas Björklund	873	Python 2	2019-04-12 07:15:53
6	Marcus Johansson	902	Python 2	2013-10-01 20:56:53
7	Maj Stenmark	921	Python 2	2019-11-10 14:18:43
8	Varun Bhat	1159	Python 2	2016-05-22 02:21:18
9	Henry Morco	1357	Python 2	2017-01-01 09:10:03
10	Linus Karlsson	1511	Python 2	2019-04-24 09:26:19

#	User	Length	Language	Date
1	Michael Goldwasser	231	Python 3	2022-10-12 04:19:04
2	Nicholas Russell Saerang	264	Python 3	2024-05-23 16:21:22
3	Ivar Källström	288	Python 3	2021-05-20 21:27:43
4	Josh Taylor	340	Python 3	2022-11-08 15:53:33
5	Yong Mao	386	Python 3	2025-06-20 05:08:59
6	Ruben Brokkelkamp	396	Python 3	2020-10-29 09:20:52
7	Riko Jacob	446	Python 3	2019-04-30 21:20:23
8	Arjan Cornelissen	464	Python 3	2020-10-28 23:22:04
9	Joshua Coward	467	Python 3	2021-10-22 04:57:23
10	Nate Roylance	602	Python 3	2022-11-09 19:30:48

#	User	Length	Language	Date
1	Rasmus Andersson	1955	Rust	2021-06-02 12:24:25
2	Vincent Lagerros	65449	Rust	2025-11-17 20:59:56

Solution running time distribution