Problem A
Saving Princess Peach — Problem Statistics

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Submissions	6711
Accepted submissions	2560
Submission ratio	38.15%
Authors	2358
Full solves [?]	2176
Full solve Ratio	92.28%

#	User	Runtime	Language	Date
1	Gurpartap Singh Bhatti	0.02 s	C#	2019-08-11 02:06:41
2	Thomas Norris	0.02 s	C#	2019-10-10 18:21:38
3	Steven Albertus Woodward	0.02 s	C#	2019-10-15 14:08:38
4	Sebastian Gielinger	0.02 s	C#	2019-12-10 14:07:36
5	Charles Christensen	0.02 s	C#	2020-05-13 16:20:57
6	Yuwono Bangun Nagoro	0.02 s	C#	2020-08-19 17:55:05
7	Linda Andersson	0.02 s	C#	2021-08-09 13:18:46
8	Nikolai Valkamo	0.02 s	C#	2021-12-22 21:40:28
9	Eric Weiss	0.02 s	C#	2022-09-16 17:15:57
10	Marcus Elg	0.03 s	C#	2020-11-14 09:00:02

#	User	Runtime	Language	Date
1	Timothy Bilik	0.01 s	Common Lisp	2022-09-17 17:20:23
2	Mohideen Imran Khan	0.02 s	Common Lisp	2019-01-10 15:00:05
3	Hidden user	0.02 s	Common Lisp	2019-05-28 03:43:20

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.05 s	F#	2023-01-01 07:58:45

#	User	Runtime	Language	Date
1	Dylan	0.00 s	Go	2025-09-23 20:54:31
2	Ola Dahl	0.02 s	Go	2022-11-04 20:53:23
3	Norbert Voelker	0.07 s	Go	2021-05-21 20:05:40
4	Ian Howell	0.08 s	Go	2019-07-25 18:51:48
5	Micah Weston	0.08 s	Go	2020-02-01 05:11:23
6	Tyler Salmen	0.08 s	Go	2021-05-20 04:32:19

#	User	Runtime	Language	Date
1	Brent Yorgey	0.00 s	Haskell	2018-10-25 11:04:41
2	Hidden user	0.00 s	Haskell	2019-08-25 08:42:46
3	Olle Eriksson	0.00 s	Haskell	2019-08-25 10:43:56
4	Hidden user	0.00 s	Haskell	2022-12-01 00:02:42
5	Steinar Simonnes	0.00 s	Haskell	2024-05-29 07:41:26
6	Jacob Itz	0.01 s	Haskell	2019-04-23 02:48:24
7	Aurélien Pepin	0.01 s	Haskell	2019-08-17 06:10:42
8	Intrets	0.01 s	Haskell	2019-08-26 15:19:13
9	Rudi Svartveit	0.01 s	Haskell	2019-10-16 14:28:12
10	Tom Magnusson	0.01 s	Haskell	2020-04-01 17:55:10

#	User	Runtime	Language	Date
1	Nam Phan Thành	0.05 s	Java	2018-10-23 04:21:05
2	Vinh Nguyễn Quang	0.05 s	Java	2018-10-23 04:32:47
3	James Black	0.05 s	Java	2018-10-26 14:42:51
4	Benjamin Reidys	0.05 s	Java	2018-11-01 21:21:39
5	Samuel Klingström	0.05 s	Java	2018-11-03 22:49:16
6	José Vander Meulen	0.05 s	Java	2018-11-19 15:10:24
7	Shakeel Samsudeen	0.05 s	Java	2018-11-22 04:45:17
8	Lim Shao Qi	0.05 s	Java	2024-10-20 12:17:33
9	Nguyễn Mạnh Phúc	0.06 s	Java	2018-10-24 14:47:21
10	Kyle Kelly	0.06 s	Java	2018-11-02 07:46:36

#	User	Runtime	Language	Date
1	Gonçalo Novo	0.04 s	JavaScript (Node.js)	2025-07-24 19:43:04
2	Peter Kedemo	0.41 s	JavaScript (Node.js)	2019-12-27 22:33:32
3	Chris Wong	0.41 s	JavaScript (Node.js)	2022-01-23 22:30:17
4	Addie Meders	0.42 s	JavaScript (Node.js)	2022-01-04 06:07:08

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2018-10-24 21:34:45
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-02-18 06:10:26
3	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-04-16 22:20:21
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-08-03 10:21:14
5	Hidden user	0.02 s	JavaScript (SpiderMonkey)	2024-09-06 18:13:29
6	Emily Krommendyk	0.02 s	JavaScript (SpiderMonkey)	2024-09-06 18:23:27
7	Ben Armstrong	0.02 s	JavaScript (SpiderMonkey)	2024-12-06 06:01:56
8	Peter Menyes	0.03 s	JavaScript (SpiderMonkey)	2021-11-06 17:09:34

#	User	Runtime	Language	Date
1	Timothy Gaede	0.61 s	Julia	2024-04-25 01:48:12
2	Danny Robinson	0.64 s	Julia	2023-10-31 16:46:18

#	User	Runtime	Language	Date
1	Johnny Baloney	0.13 s	Kotlin	2022-01-14 16:05:49
2	Ahmed Waseem Saeed	0.18 s	Kotlin	2021-12-25 21:53:13
3	Marit van Dijk	0.19 s	Kotlin	2019-01-26 20:26:24
4	Hidden user	0.19 s	Kotlin	2019-12-27 01:02:02
5	Jahid Hasan Imon	0.19 s	Kotlin	2020-06-06 17:37:19
6	Adam Koprowski	0.19 s	Kotlin	2020-09-08 08:22:46
7	James WIlliams	0.19 s	Kotlin	2020-10-19 04:14:16
8	Eloy Hernández	0.19 s	Kotlin	2021-10-11 16:35:12
9	Einar Kristiansen	0.19 s	Kotlin	2022-02-23 09:08:48
10	Neil Harmon	0.20 s	Kotlin	2019-05-14 10:53:33

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2019-03-06 15:31:27

#	User	Runtime	Language	Date
1	Jonas Lindenskov Nielsen	0.01 s	PHP	2019-10-15 13:53:08

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2018-11-23 18:22:14
2	Hakan Kjellerstrand	0.02 s	Prolog	2023-03-05 08:49:48

#	User	Runtime	Language	Date
1	Aarav Singh	0.03 s	Python 2	2018-10-24 02:35:37
2	Ciara Godwin	0.03 s	Python 2	2018-10-26 19:37:39
3	Jesper Öqvist	0.03 s	Python 2	2018-10-28 15:37:38
4	Johann Ly	0.03 s	Python 2	2018-11-03 23:38:43
5	Jesse Raphael	0.03 s	Python 2	2018-11-12 15:32:45
6	Carlos Rojas	0.03 s	Python 2	2018-11-21 17:30:51
7	Valentina Rojas	0.03 s	Python 2	2018-11-21 17:55:41
8	Klas af Geijerstam	0.03 s	Python 2	2018-11-21 23:35:27
9	Godmar Back	0.03 s	Python 2	2019-01-01 01:51:11
10	Andrei Stoica	0.03 s	Python 2	2019-01-01 21:15:02

#	User	Runtime	Language	Date
1	Bjørn Dons	0.02 s	Python 3	2018-10-23 02:06:30
2	Christofer Ohlsson	0.02 s	Python 3	2018-10-23 10:02:46
3	mike	0.02 s	Python 3	2018-10-23 15:50:59
4	Kasra Ghodsi	0.02 s	Python 3	2018-10-24 20:54:33
5	Oskar Haarklou Veileborg	0.02 s	Python 3	2018-10-26 08:32:22
6	Joseph-Anthony Hardin	0.02 s	Python 3	2018-10-26 23:22:41
7	Mel Howard	0.02 s	Python 3	2018-10-27 00:25:19
8	Johan Wind	0.02 s	Python 3	2018-10-28 22:23:37
9	David Worley	0.02 s	Python 3	2018-11-01 03:15:27
10	Ram Basnet	0.02 s	Python 3	2018-11-02 04:14:17

#	User	Runtime	Language	Date
1	Macdara mac an tSionnaigh	0.04 s	Ruby	2019-09-14 21:54:15
2	Hidden user	0.04 s	Ruby	2019-10-07 19:12:55
3	Miorel Palii	0.05 s	Ruby	2018-11-03 23:47:21
4	Kok Dith	0.05 s	Ruby	2021-08-28 13:33:26
5	Hidden user	0.05 s	Ruby	2022-01-29 12:16:14
6	Emil Kneutgen	0.05 s	Ruby	2022-01-29 15:40:03
7	Thomas Feld	0.06 s	Ruby	2023-02-28 08:58:18
8	Russell Ng	0.06 s	Ruby	2025-12-12 22:06:04

#	User	Length	Language	Date
1	Chance Parsons	254	C	2022-10-03 19:50:56
2	簡弘哲	348	C	2021-02-03 14:43:35
3	randy	387	C	2020-12-30 10:28:40
4	Mirel Cosulschi	396	C	2024-09-17 12:25:18
5	Larry D. Pyeatt	409	C	2021-11-20 21:58:59
6	Warren Mazmur	420	C	2019-09-20 05:22:29
7	Clement Cheng Le Da	434	C	2019-01-18 13:52:45
8	Andrew Roberts	436	C	2019-06-22 00:04:21
9	Ling Wen Jian	482	C	2018-12-28 07:42:33
10	Roberto Kreshna	488	C	2020-12-12 09:03:38

#	User	Length	Language	Date
1	Laine Groty	510	C#	2024-01-12 00:41:30
2	Thomas Norris	607	C#	2019-10-10 18:21:38
3	Umar Rasyid	810	C#	2025-06-05 05:28:45
4	Linda Andersson	827	C#	2022-05-18 07:01:52
5	Eric Weiss	842	C#	2022-09-16 17:15:57
6	Göran Andersson	888	C#	2022-05-21 12:10:25
7	Collin Dewey	893	C#	2023-06-15 19:41:54
8	Mikael Fiala-Lundström	936	C#	2021-05-20 11:29:31
9	Sebastian Gielinger	937	C#	2019-12-10 14:07:36
10	Gustav Junedahl	939	C#	2022-04-25 20:02:19

#	User	Length	Language	Date
1	Chance Parsons	242	C++	2022-10-03 19:51:14
2	YUAN XIAOYU	298	C++	2019-01-21 05:07:27
3	Maximiliano Miranda	307	C++	2024-09-01 12:34:26
4	William Gan	310	C++	2018-12-04 12:48:31
5	Chur Zhe Yaw	311	C++	2019-06-28 03:08:26
6	Armen Andreasyan	312	C++	2018-11-15 13:02:37
7	Andrea Puddu	312	C++	2021-02-27 16:34:54
8	Mangesh Sakordekar	315	C++	2022-09-17 16:42:26
9	Dimas Nabil Ahmad	320	C++	2020-03-20 02:06:43
10	Anna Roczek	325	C++	2023-07-28 08:17:53

#	User	Length	Language	Date
1	Mohideen Imran Khan	314	Common Lisp	2019-01-10 15:00:05
2	Hidden user	316	Common Lisp	2019-05-28 03:43:20
3	Timothy Bilik	592	Common Lisp	2022-09-17 17:20:23

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	463	F#	2023-01-01 07:58:45

#	User	Length	Language	Date
1	Tyler Salmen	429	Go	2021-05-20 04:32:19
2	Ian Howell	475	Go	2019-07-25 18:51:48
3	Micah Weston	541	Go	2020-02-01 05:11:23
4	Norbert Voelker	730	Go	2021-05-21 20:05:40
5	Ola Dahl	896	Go	2022-11-04 20:53:23
6	Dylan	1047	Go	2025-09-23 20:54:31

#	User	Length	Language	Date
1	Rudi Svartveit	406	Haskell	2019-10-16 14:28:12
2	Aurélien Pepin	460	Haskell	2019-08-17 06:10:42
3	Hidden user	472	Haskell	2019-08-25 08:42:46
4	Tom Magnusson	552	Haskell	2020-04-01 17:55:10
5	Brent Yorgey	563	Haskell	2018-10-25 11:04:41
6	Hidden user	636	Haskell	2022-12-01 00:02:42
7	Steinar Simonnes	692	Haskell	2024-05-29 07:41:26
8	Jan Hrček	698	Haskell	2021-03-14 14:23:50
9	Olle Eriksson	793	Haskell	2019-08-25 10:43:56
10	Jacob Itz	989	Haskell	2019-04-23 02:48:24

#	User	Length	Language	Date
1	Hidden user	483	Java	2020-09-06 17:18:51
2	Vinay Jagan	489	Java	2018-11-21 20:24:42
3	Ada Clevinger	494	Java	2018-12-04 01:11:47
4	Jason Tomkins	499	Java	2019-02-07 02:06:06
5	Andy Luu	505	Java	2019-03-30 16:24:40
6	Nanda Thant Sin	509	Java	2019-08-11 08:41:28
7	Syed AbuTalib	509	Java	2020-03-25 17:54:56
8	Caeden Whitaker	513	Java	2020-08-10 21:32:53
9	Thomas Denton	524	Java	2019-10-16 23:40:10
10	Eric Leow Yu Quan	524	Java	2020-12-13 14:01:31

#	User	Length	Language	Date
1	Gonçalo Novo	458	JavaScript (Node.js)	2025-07-24 19:43:04
2	Peter Kedemo	515	JavaScript (Node.js)	2019-12-27 22:33:32
3	Chris Wong	874	JavaScript (Node.js)	2022-01-23 22:30:17
4	Addie Meders	1920	JavaScript (Node.js)	2022-01-04 06:07:08

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	142	JavaScript (SpiderMonkey)	2023-02-18 06:20:31
2	Jimmy Gustafsson	173	JavaScript (SpiderMonkey)	2024-08-03 10:21:14
3	Zach Tschetter	254	JavaScript (SpiderMonkey)	2023-04-16 22:20:21
4	Bjørn Chr. Soltvedt	265	JavaScript (SpiderMonkey)	2018-10-24 21:34:45
5	Ben Armstrong	277	JavaScript (SpiderMonkey)	2024-12-06 06:01:56
6	Emily Krommendyk	347	JavaScript (SpiderMonkey)	2024-09-06 18:23:27
7	Hidden user	348	JavaScript (SpiderMonkey)	2024-09-06 18:13:29
8	Peter Menyes	376	JavaScript (SpiderMonkey)	2021-11-06 17:09:34

#	User	Length	Language	Date
1	Danny Robinson	166	Julia	2023-10-31 16:46:18
2	Timothy Gaede	711	Julia	2024-04-25 01:48:12

#	User	Length	Language	Date
1	Phường Lên	307	Kotlin	2020-04-14 18:21:41
2	Ahmed Waseem Saeed	341	Kotlin	2021-12-25 21:53:13
3	Jahid Hasan Imon	361	Kotlin	2020-06-06 17:37:19
4	Einar Kjellback	392	Kotlin	2019-12-15 14:52:33
5	Eloy Hernández	393	Kotlin	2021-10-11 16:35:12
6	Troy Warmboe	402	Kotlin	2020-02-14 22:19:43
7	Adam Rankin	430	Kotlin	2023-05-02 00:25:28
8	Adam Koprowski	481	Kotlin	2020-09-08 08:22:46
9	Einar Kristiansen	501	Kotlin	2022-02-23 09:08:48
10	Karl Johan Heimark	514	Kotlin	2024-12-04 19:49:25

#	User	Length	Language	Date
1	Ingemar Ragnemalm	429	Pascal	2019-03-06 15:31:27

#	User	Length	Language	Date
1	Jonas Lindenskov Nielsen	451	PHP	2019-10-15 13:53:08

#	User	Length	Language	Date
1	Hakan Kjellerstrand	256	Prolog	2023-03-05 08:49:48
2	Andriy Zyevakov	527	Prolog	2018-11-23 18:22:14

#	User	Length	Language	Date
1	Thomas Feld	179	Python 2	2019-09-03 12:47:42
2	Aryan Rezanejad	205	Python 2	2019-08-31 13:00:06
3	Godmar Back	207	Python 2	2019-01-01 01:51:11
4	Andreas Björklund	209	Python 2	2021-11-20 11:26:00
5	Jesper Öqvist	215	Python 2	2018-10-28 15:37:38
6	Johann Ly	219	Python 2	2018-11-03 23:38:43
7	Lars Åström	220	Python 2	2019-09-26 10:25:13
8	Hidden user	223	Python 2	2019-08-01 16:28:42
9	Johan Lyts	226	Python 2	2019-07-18 12:56:59
10	Aarav Singh	235	Python 2	2018-10-24 02:35:37

#	User	Length	Language	Date
1	Clement Oh	115	Python 3	2023-07-21 17:29:59
2	Thibault Raffaillac	127	Python 3	2024-07-30 14:31:43
3	Avery	144	Python 3	2025-07-30 23:21:36
4	Shashank Bhatt	147	Python 3	2024-08-23 05:48:12
5	Dries Wedda	157	Python 3	2023-05-08 13:19:00
6	Alexandre Charland	163	Python 3	2024-10-18 14:28:13
7	Tai Tze Kin	164	Python 3	2024-05-07 11:10:54
8	Timothy Baeckelant	164	Python 3	2025-03-10 22:56:47
9	Ahmed Chamseddine	165	Python 3	2024-01-12 20:12:39
10	Simon Baeckelant	167	Python 3	2024-05-12 13:21:15

#	User	Length	Language	Date
1	Thomas Feld	92	Ruby	2023-02-28 08:58:18
2	Russell Ng	99	Ruby	2025-12-12 22:11:30
3	Miorel Palii	211	Ruby	2018-11-03 23:47:21
4	Hidden user	228	Ruby	2019-10-07 19:12:55
5	Kok Dith	234	Ruby	2021-08-28 13:33:26
6	Hidden user	288	Ruby	2022-01-29 12:16:14
7	Emil Kneutgen	305	Ruby	2022-01-29 15:40:03
8	Macdara mac an tSionnaigh	321	Ruby	2019-09-14 21:54:15

#	User	Length	Language	Date
1	Vincent Lagerros	537	Rust	2025-02-17 20:59:49
2	Mårten Nilsson	540	Rust	2021-03-22 15:51:39
3	Pankajkumar Patro	632	Rust	2024-09-17 09:59:29
4	Simon Hallefält	646	Rust	2023-09-09 11:41:05
5	Paul Graydon	660	Rust	2018-12-30 13:48:23
6	Bas Dirks	660	Rust	2022-01-07 12:36:29
7	David Rasch	666	Rust	2022-06-22 15:14:18
8	Hidden user	692	Rust	2023-04-22 09:13:12
9	Kalle Vigren	903	Rust	2024-12-05 18:32:55
10	Reis Faar	928	Rust	2023-09-05 05:01:13

Solution running time distribution