Problem A
Baloni — Problem Statistics

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Submissions	13749
Accepted submissions	3854
Submission ratio	28.03%
Authors	3982
Full solves [?]	2736
Full solve Ratio	68.71%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.37 s	Bash	2024-04-16 15:51:17

#	User	Runtime	Language	Date
1	Garðar Ingvarsson	0.02 s	C	2019-04-22 22:22:09
2	Anton Siderud	0.02 s	C	2020-01-24 16:54:10
3	Ioannis Br	0.02 s	C	2020-01-26 21:37:20
4	Agis Daniels	0.02 s	C	2021-12-12 12:26:33
5	Carl Forsinge	0.02 s	C	2024-12-31 03:41:24
6	Kim	0.02 s	C	2025-07-09 15:56:22
7	Yu-Chen Chan	0.03 s	C	2024-01-20 02:17:20
8	Klas af Geijerstam	0.10 s	C	2017-10-05 07:54:50
9	Jakub Jagiello	0.10 s	C	2017-10-05 13:02:19
10	Erik Tjøswold	0.10 s	C	2018-01-31 19:05:09

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.20 s	C#	2024-12-02 06:16:17
2	Matias Raldes Leon	0.26 s	C#	2025-06-26 18:19:32
3	Sebastian Sternberg	0.28 s	C#	2021-03-01 20:31:44
4	Shantanu Sharma	0.29 s	C#	2025-09-12 16:35:51
5	Andrzej Krajniak	0.30 s	C#	2016-09-14 19:25:49
6	Nicolai	0.30 s	C#	2025-11-19 00:18:06
7	Roxanne Baker	0.32 s	C#	2017-12-11 22:39:47
8	Bartosz Starczewski	0.32 s	C#	2017-12-26 00:25:20
9	Bartosz Starczewski	0.40 s	C#	2017-12-26 00:23:53
10	Jayant Notani	0.55 s	C#	2020-02-02 02:26:37

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	C++	2023-07-01 04:13:05
2	Patrik Lilja	0.02 s	C++	2016-11-01 23:08:22
3	Miguel Müller	0.02 s	C++	2017-11-28 16:51:46
4	Kieran Horgan	0.02 s	C++	2018-05-01 22:08:59
5	Hidden user	0.02 s	C++	2018-11-15 14:11:24
6	Hans Tananda	0.02 s	C++	2018-12-17 17:35:13
7	Garðar Ingvarsson	0.02 s	C++	2019-04-22 22:09:37
8	Frank Endriss	0.02 s	C++	2020-01-12 11:14:28
9	Agis Daniels	0.02 s	C++	2020-04-16 13:26:30
10	Zhang Jikun	0.02 s	C++	2022-07-14 17:27:02

#	User	Runtime	Language	Date
1	Lucas Venø Hansen	0.44 s	F#	2025-02-09 10:35:52

#	User	Runtime	Language	Date
1	Krzysztof Gibuła	0.07 s	Go	2022-03-26 19:29:51
2	n k	0.13 s	Go	2025-01-24 20:03:01
3	Norbert Voelker	0.22 s	Go	2022-01-29 20:19:05
4	Kurtis Van Gent	0.23 s	Go	2018-09-07 02:26:38
5	Gede Wahyu Adi Pramana	0.24 s	Go	2020-10-10 07:00:15
6	Nathan Lee	0.40 s	Go	2025-10-08 22:20:10
7	Albert Leung	0.43 s	Go	2021-06-20 04:03:31
8	Jonas Mittnacht	0.60 s	Go	2024-02-03 23:07:58
9	Izhari Ishak Aksa	0.62 s	Go	2021-12-05 19:23:06

#	User	Runtime	Language	Date
1	Hidden user	0.22 s	Haskell	2022-01-24 03:37:19
2	Matthew Gvasalia	0.30 s	Haskell	2023-09-03 16:04:47
3	Fumiaki Takagi	0.56 s	Haskell	2023-02-14 05:59:40
4	Steinar Simonnes	0.60 s	Haskell	2025-03-25 09:24:35
5	Trung Do	1.35 s	Haskell	2026-02-07 05:54:10
6	Sanjay Singh	2.21 s	Haskell	2024-11-09 06:23:07
7	Tobias Bengtsson	3.01 s	Haskell	2018-11-17 16:09:17
8	Hidden user	3.68 s	Haskell	2023-03-02 08:45:45

#	User	Runtime	Language	Date
1	Jonas Sala	0.07 s	Java	2024-12-30 21:19:53
2	Philip Sala	0.07 s	Java	2024-12-30 23:41:48
3	Guangyi Zhou	0.07 s	Java	2025-02-06 16:18:37
4	Sven Rönnbäck	0.07 s	Java	2025-03-22 12:02:10
5	Nguyễn Hùng Cường	0.09 s	Java	2018-08-31 08:41:35
6	Jack Min Ong	0.09 s	Java	2020-03-29 17:00:46
7	Bjørn Dons	0.10 s	Java	2019-01-07 00:18:02
8	pothyne	0.10 s	Java	2021-08-22 01:07:58
9	Payas	0.10 s	Java	2022-01-24 02:34:13
10	Catherine Park	0.10 s	Java	2024-01-22 18:11:12

#	User	Runtime	Language	Date
1	Brendan King	0.33 s	JavaScript (Node.js)	2024-02-05 20:44:08
2	Stephanie Keck	1.27 s	JavaScript (Node.js)	2020-02-02 05:33:25

#	User	Runtime	Language	Date
1	Nguyễn Mạnh Phúc	0.33 s	JavaScript (SpiderMonkey)	2018-08-23 09:07:30
2	Bjørn Chr. Soltvedt	0.37 s	JavaScript (SpiderMonkey)	2025-02-13 15:54:32
3	Peter Kedemo	0.44 s	JavaScript (SpiderMonkey)	2017-06-21 10:54:04
4	Christian Pilegaard Cederquist	1.45 s	JavaScript (SpiderMonkey)	2023-06-04 17:37:17

#	User	Runtime	Language	Date
1	Hidden user	0.73 s	Julia	2025-02-22 21:50:57

#	User	Runtime	Language	Date
1	Ravisai Tiruvuri	0.26 s	Kotlin	2024-04-28 14:10:54
2	Nicholas Johnson	0.44 s	Kotlin	2022-04-09 02:45:10
3	Johnny Baloney	0.52 s	Kotlin	2021-12-26 14:25:16
4	Benjamin Laurence Erickson	0.56 s	Kotlin	2018-08-24 15:42:15
5	Adam Koprowski	0.75 s	Kotlin	2020-08-18 09:59:30
6	Hidden user	0.76 s	Kotlin	2019-12-09 17:38:49
7	Chelsea Hoernemann	0.85 s	Kotlin	2022-09-30 23:00:44
8	Przemysław Curzytek	0.88 s	Kotlin	2017-12-09 16:43:51
9	Phường Lên	0.88 s	Kotlin	2019-12-09 21:58:49
10	Joshua	0.89 s	Kotlin	2024-07-25 07:14:48

#	User	Runtime	Language	Date
1	Caleb Austin	0.56 s	Lua	2024-11-15 22:26:08

#	User	Runtime	Language	Date
1	Hidden user	0.48 s	OCaml	2024-01-01 02:50:54
2	Joel Newman	0.60 s	OCaml	2023-10-01 00:04:49

#	User	Runtime	Language	Date
1	Junyu Zhan	0.26 s	Odin	2026-01-14 04:10:58

#	User	Runtime	Language	Date
1	Ștefan-Iulian Alecu	0.12 s	Pascal	2025-10-26 17:30:54

#	User	Runtime	Language	Date
1	Harry Smidt	0.17 s	Python 2	2018-10-23 21:16:29
2	Herbert Ilhan Tanujaya	0.17 s	Python 2	2019-02-28 18:36:45
3	Michael Huang	0.19 s	Python 2	2018-03-21 22:40:11
4	Andreas Björklund	0.19 s	Python 2	2020-03-11 20:10:40
5	Thomas Feld	0.19 s	Python 2	2020-06-22 14:42:47
6	Justin Su	0.20 s	Python 2	2017-10-06 02:25:13
7	Aditya Parulekar	0.20 s	Python 2	2018-07-26 00:08:41
8	Chuan-Chen Chu	0.20 s	Python 2	2020-07-07 21:22:12
9	Marcus Johansson	0.21 s	Python 2	2016-08-20 12:11:36
10	Hermon Mulat	0.21 s	Python 2	2017-08-16 04:14:01

#	User	Runtime	Language	Date
1	Tryan Aditya	0.17 s	Python 3	2025-02-02 05:55:18
2	Petr	0.18 s	Python 3	2025-05-05 17:53:36
3	Tea Knežević	0.19 s	Python 3	2019-06-09 12:33:11
4	Dr. Paul R. F. Schumacher	0.19 s	Python 3	2024-08-13 20:10:18
5	Sebas Moscoso	0.19 s	Python 3	2025-08-24 19:53:13
6	Jonas Regehr	0.19 s	Python 3	2025-10-14 22:56:50
7	Deon Seng	0.20 s	Python 3	2018-03-26 09:41:12
8	Milton Rosenbaum	0.20 s	Python 3	2024-10-07 19:30:09
9	Hyeonmin Soh	0.20 s	Python 3	2024-10-10 04:54:13
10	Ole Markus Bråthen	0.20 s	Python 3	2024-11-16 17:26:58

#	User	Runtime	Language	Date
1	Thomas Feld	0.39 s	Ruby	2023-02-28 15:48:16
2	Yusuke Ichiki	0.42 s	Ruby	2022-04-26 13:50:54
3	Jonathan Naumanen	0.58 s	Ruby	2024-02-11 15:38:09
4	Hidden user	0.99 s	Ruby	2023-04-25 05:18:16

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2024-09-02 18:44:37
2	Carl Forsinge	0.01 s	Rust	2024-12-31 00:05:00
3	Joe Blower	0.02 s	Rust	2025-08-24 02:11:44
4	Pahlevi Fikri Auliya	0.03 s	Rust	2020-10-23 00:44:51
5	Ryosuke Takahashi	0.03 s	Rust	2023-04-25 10:14:10
6	Arnav Sastry	0.04 s	Rust	2022-04-20 04:21:02
7	Ron Stevens	0.04 s	Rust	2024-09-28 03:32:56
8	Logan Travis	0.04 s	Rust	2025-11-17 04:32:17
9	Hidden user	0.06 s	Rust	2025-02-05 01:43:16
10	Zheyu Shen	0.07 s	Rust	2024-01-03 14:35:09

#	User	Length	Language	Date
1	Chenzhang Hu	1514	Bash	2024-04-16 15:51:17

#	User	Length	Language	Date
1	Yu-Chen Chan	167	C	2024-01-20 02:12:41
2	Avanish Mallya	246	C	2026-01-23 18:02:40
3	Joakim Östlund	248	C	2017-10-05 07:53:26
4	Syr	266	C	2023-09-12 17:46:50
5	Juan Nepomuseno	277	C	2021-08-21 23:41:20
6	Klas af Geijerstam	280	C	2017-10-05 07:54:50
7	sicupu	314	C	2020-09-27 12:42:54
8	Jón Steinn Elíasson	316	C	2020-05-03 04:28:15
9	Merih Bora Poçan	318	C	2023-11-20 18:55:42
10	Dan Greco	320	C	2025-10-06 01:06:12

#	User	Length	Language	Date
1	Shantanu Sharma	881	C#	2025-09-12 16:35:51
2	Bartosz Starczewski	1336	C#	2017-12-26 00:23:53
3	Bartosz Starczewski	1336	C#	2017-12-26 00:25:20
4	Roxanne Baker	1490	C#	2017-12-11 22:39:47
5	Jayant Notani	1617	C#	2020-02-02 02:26:37
6	Nicolai	1652	C#	2025-11-19 00:18:06
7	Nathan Andrews	1756	C#	2024-11-15 22:22:43
8	Matias Raldes Leon	2536	C#	2025-06-26 18:19:32
9	Sebastian Sternberg	2810	C#	2021-03-01 20:31:44
10	Andrzej Krajniak	3514	C#	2016-09-14 19:25:49

#	User	Length	Language	Date
1	Frans Meulenbroeks	144	C++	2024-11-09 16:44:48
2	Yu-Chen Chan	168	C++	2024-01-20 01:39:44
3	Jayden Cho	187	C++	2022-12-12 05:54:48
4	Adam Charane	210	C++	2024-01-28 17:55:05
5	Jakov	213	C++	2024-10-11 11:41:36
6	Bryan Seah	218	C++	2024-01-26 09:26:39
7	Ajay Theetharappan	225	C++	2020-02-16 11:00:07
8	Eric Hu	228	C++	2019-05-13 21:39:44
9	Nikita Gorshkov	230	C++	2025-01-30 06:13:38
10	Roslynlia K	237	C++	2018-05-15 11:53:33

#	User	Length	Language	Date
1	Lucas Venø Hansen	704	F#	2025-02-09 10:35:52

#	User	Length	Language	Date
1	Izhari Ishak Aksa	376	Go	2021-12-05 19:23:06
2	Jonas Mittnacht	392	Go	2024-01-31 14:50:58
3	Krzysztof Gibuła	474	Go	2022-03-26 19:29:51
4	Nathan Lee	483	Go	2025-10-08 22:20:10
5	Gede Wahyu Adi Pramana	514	Go	2020-10-10 07:00:15
6	n k	660	Go	2025-01-24 20:03:01
7	Kurtis Van Gent	760	Go	2018-09-07 02:27:34
8	Albert Leung	967	Go	2021-06-20 04:03:31
9	Norbert Voelker	1080	Go	2022-01-29 20:19:05

#	User	Length	Language	Date
1	Hidden user	551	Haskell	2023-03-02 08:45:45
2	Sanjay Singh	608	Haskell	2024-11-10 06:27:10
3	Hidden user	775	Haskell	2022-01-23 23:14:55
4	Trung Do	802	Haskell	2026-02-07 05:54:10
5	Matthew Gvasalia	936	Haskell	2023-09-03 16:04:47
6	Fumiaki Takagi	1018	Haskell	2023-02-14 05:59:40
7	Steinar Simonnes	1114	Haskell	2025-03-25 09:24:35
8	Tobias Bengtsson	1185	Haskell	2018-11-17 16:00:53

#	User	Length	Language	Date
1	Jonas Sala	348	Java	2024-12-31 09:59:49
2	Nam Phan Thành	377	Java	2018-08-31 10:13:10
3	Yeung Man Tsung	388	Java	2022-06-22 09:38:32
4	Frank Ruskey	400	Java	2016-10-14 03:40:22
5	Austin Legatt	412	Java	2022-09-20 21:05:46
6	Udit Sanghi	421	Java	2021-07-26 20:19:19
7	Markus Schott	421	Java	2024-02-07 08:19:33
8	Samuel Murugasu	441	Java	2022-07-24 18:40:07
9	Tom Jairus Portea	477	Java	2021-05-04 22:56:12
10	Arya Akkus	478	Java	2019-11-01 15:03:43

#	User	Length	Language	Date
1	Brendan King	584	JavaScript (Node.js)	2024-02-05 20:44:08
2	Stephanie Keck	8846	JavaScript (Node.js)	2020-02-02 05:33:25

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	145	JavaScript (SpiderMonkey)	2025-02-13 15:58:33
2	Nguyễn Mạnh Phúc	270	JavaScript (SpiderMonkey)	2018-08-23 09:07:30
3	Peter Kedemo	345	JavaScript (SpiderMonkey)	2017-06-21 10:54:04
4	Christian Pilegaard Cederquist	899	JavaScript (SpiderMonkey)	2023-06-04 17:37:17

#	User	Length	Language	Date
1	Hidden user	304	Julia	2025-02-22 21:50:57

#	User	Length	Language	Date
1	Aaron Lamoreaux	369	Kotlin	2021-06-28 03:04:05
2	Adam Rankin	484	Kotlin	2023-09-22 05:51:15
3	Benjamin Laurence Erickson	510	Kotlin	2018-08-24 15:42:15
4	Johnny Baloney	673	Kotlin	2021-12-26 14:25:16
5	Hidden user	824	Kotlin	2019-12-09 17:38:49
6	Phường Lên	873	Kotlin	2019-12-09 21:58:49
7	Joshua	909	Kotlin	2024-07-25 07:28:33
8	Adam Koprowski	1256	Kotlin	2020-08-18 09:59:30
9	Chelsea Hoernemann	1834	Kotlin	2022-09-30 23:00:44
10	Nicholas Johnson	2185	Kotlin	2022-04-09 02:45:10

#	User	Length	Language	Date
1	Caleb Austin	525	Lua	2024-11-15 22:26:08

#	User	Length	Language	Date
1	Hidden user	1002	OCaml	2024-01-01 02:50:54
2	Joel Newman	1992	OCaml	2023-10-01 00:04:49

#	User	Length	Language	Date
1	Junyu Zhan	720	Odin	2026-01-14 04:10:58

#	User	Length	Language	Date
1	Ștefan-Iulian Alecu	624	Pascal	2025-10-26 17:30:54

#	User	Length	Language	Date
1	Thomas Feld	163	Python 2	2020-06-22 14:36:29
2	Andreas Björklund	170	Python 2	2020-03-11 20:10:40
3	Marcus Johansson	187	Python 2	2016-08-20 12:11:36
4	Justin Su	197	Python 2	2017-10-06 02:27:42
5	Herbert Ilhan Tanujaya	203	Python 2	2019-02-28 18:36:45
6	Lars Åström	234	Python 2	2019-10-03 15:03:09
7	Maj Stenmark	275	Python 2	2019-10-03 19:24:50
8	Michael Huang	313	Python 2	2018-03-21 22:40:11
9	Yanmarshus Bachtiar	320	Python 2	2020-10-31 13:14:19
10	Harry Smidt	322	Python 2	2018-10-23 21:16:29

#	User	Length	Language	Date
1	Sander Oppen	87	Python 3	2024-11-19 12:32:10
2	Noah Hessen Bjerke	94	Python 3	2024-11-19 13:02:30
3	Ole Markus Bråthen	96	Python 3	2024-11-19 12:37:53
4	Pedro Sugiyama	105	Python 3	2025-01-27 23:49:38
5	Lee Isaac	113	Python 3	2023-05-19 07:49:29
6	Michael Goldwasser	114	Python 3	2024-08-29 04:24:13
7	Ahmed Chamseddine	117	Python 3	2025-05-07 17:07:14
8	Benjamin Z White	118	Python 3	2023-03-31 23:08:32
9	Kevin Yu	118	Python 3	2023-10-01 04:52:47
10	Guk Yi Siong	134	Python 3	2022-12-06 15:21:38

#	User	Length	Language	Date
1	Thomas Feld	77	Ruby	2023-02-28 15:48:16
2	Hidden user	213	Ruby	2023-04-25 05:18:16
3	Jonathan Naumanen	295	Ruby	2024-02-11 15:37:34
4	Yusuke Ichiki	463	Ruby	2022-04-26 13:50:54

#	User	Length	Language	Date
1	Carl Forsinge	538	Rust	2024-12-30 22:10:09
2	Zheyu Shen	550	Rust	2024-01-03 14:35:09
3	Connor Skees	772	Rust	2020-10-26 18:57:41
4	Mikail Khan	831	Rust	2022-01-20 02:24:17
5	Руслан Правосуд	883	Rust	2024-11-04 07:45:01
6	Eric Pinter	1259	Rust	2020-05-23 06:49:29
7	Benjamin Richcreek	1332	Rust	2023-12-20 01:46:11
8	Ron Stevens	1344	Rust	2024-09-28 03:32:56
9	Mckinley Xie	1423	Rust	2025-02-21 22:30:14
10	Reis Faar	1458	Rust	2023-04-01 19:19:45

Solution running time distribution