Problem A
No Thanks! — Problem Statistics

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Submissions	4110
Accepted submissions	2168
Submission ratio	52.75%
Authors	1999
Full solves [?]	1844
Full solve Ratio	92.25%

#	User	Runtime	Language	Date
1	Danny Robinson	0.08 s	Bash	2023-10-11 23:43:10

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2022-02-04 18:27:55
2	Joacim Wärn	0.00 s	C	2025-07-04 16:09:44
3	Mirel Cosulschi	0.01 s	C	2024-10-02 15:25:03
4	Sambit Palit	0.02 s	C	2021-07-23 20:51:13
5	Isha Tanwar	0.02 s	C	2022-02-12 20:06:20
6	Miorel Palii	0.02 s	C	2022-02-28 08:55:48
7	Marcus Oscarsson	0.02 s	C	2022-05-29 01:03:20
8	arda atci	0.02 s	C	2022-06-21 22:20:41
9	Meta Heric	0.02 s	C	2023-04-11 13:22:42
10	Nathan Agius	0.02 s	C	2023-04-19 04:37:49

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.03 s	C#	2022-01-14 18:43:16
2	Esty Crow	0.06 s	C#	2023-06-03 14:42:10
3	Anthony Ye	0.06 s	C#	2023-06-04 17:46:01
4	Gregory Sinclair	0.06 s	C#	2023-11-21 22:53:32
5	RONNY SOSSA OCHOA	0.06 s	C#	2024-05-04 18:30:47
6	traxex	0.06 s	C#	2024-05-27 18:18:35
7	Emil Clemedson	0.08 s	C#	2021-09-27 14:17:42
8	Nenad Stojchevski	0.08 s	C#	2021-12-09 00:52:46
9	KC Larranaga	0.08 s	C#	2021-12-09 00:55:27
10	Henrik Hallbert	0.08 s	C#	2022-03-24 15:33:49

#	User	Runtime	Language	Date
1	Gengchen Tuo	0.00 s	C++	2021-08-13 23:18:45
2	Agis Daniels	0.00 s	C++	2021-12-24 19:59:44
3	Alexander Kravberg	0.00 s	C++	2022-10-01 23:21:45
4	Jonathan Hallström	0.00 s	C++	2023-03-21 09:08:06
5	Duy Pham	0.01 s	C++	2021-03-06 20:06:07
6	Alexander Morozov	0.01 s	C++	2021-03-06 20:08:48
7	Vaibhav Vinayak Gupta	0.01 s	C++	2021-03-06 20:09:44
8	Moses Mayer	0.01 s	C++	2021-03-06 20:13:18
9	Rui Hou	0.01 s	C++	2021-03-06 20:13:50
10	Bao Tran	0.01 s	C++	2021-03-06 20:16:16

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.11 s	F#	2022-11-14 19:04:14

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-07-28 22:18:45

#	User	Runtime	Language	Date
1	Jan Hrček	0.13 s	Haskell	2024-12-10 12:31:23
2	Steinar Simonnes	0.14 s	Haskell	2024-02-19 11:21:39
3	Sebastian Banert	0.14 s	Haskell	2024-07-02 22:07:57
4	Brent Yorgey	0.16 s	Haskell	2021-05-20 13:56:51
5	Ng Tek In	0.31 s	Haskell	2022-08-20 02:16:34
6	Mason Barnhill	0.31 s	Haskell	2023-06-01 07:22:51
7	Hidden user	0.32 s	Haskell	2021-06-05 15:03:53
8	Ryan O'Hara	0.32 s	Haskell	2022-02-09 02:04:30

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.08 s	Java	2021-05-20 05:53:58
2	Sven Rönnbäck	0.08 s	Java	2022-02-09 22:21:04
3	Bjørn Dons	0.08 s	Java	2022-03-27 11:07:04
4	Yibo Huang	0.12 s	Java	2021-03-06 20:01:57
5	Dat Vo Nguyen Tien	0.15 s	Java	2021-07-10 09:41:21
6	Theodoric Keith Lim	0.17 s	Java	2021-05-26 03:22:51
7	Noel Lim	0.17 s	Java	2024-10-01 10:20:47
8	Finn Lidbetter	0.19 s	Java	2021-05-23 21:22:08
9	Vu Minh Hieu	0.20 s	Java	2021-05-23 06:36:13
10	Bowen Yang	0.20 s	Java	2022-04-15 20:12:31

#	User	Runtime	Language	Date
1	Hidden user	0.11 s	JavaScript (Node.js)	2025-02-02 05:45:23

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2021-05-21 11:38:58
2	Zach Tschetter	0.05 s	JavaScript (SpiderMonkey)	2023-04-16 18:41:38
3	Christian Pilegaard Cederquist	0.06 s	JavaScript (SpiderMonkey)	2023-02-08 13:42:13
4	Jimmy Gustafsson	0.06 s	JavaScript (SpiderMonkey)	2024-07-25 23:15:08

#	User	Runtime	Language	Date
1	Timothy Gaede	0.56 s	Julia	2024-04-17 03:39:48
2	Danny Robinson	0.85 s	Julia	2023-09-10 15:43:21

#	User	Runtime	Language	Date
1	Jacob Huebner	0.18 s	Kotlin	2021-09-13 23:46:27
2	Sam Keyser	0.29 s	Kotlin	2023-02-24 21:00:10
3	Kiel Dowdle	0.33 s	Kotlin	2021-08-13 22:19:37
4	Martijn Muijsers	0.39 s	Kotlin	2024-06-02 19:26:05
5	Nicholas Johnson	0.45 s	Kotlin	2021-09-08 23:42:04
6	Sergey Jakobsen	0.52 s	Kotlin	2022-02-18 20:55:49
7	Troy Warmboe	0.53 s	Kotlin	2023-04-13 23:32:34
8	Adam Rankin	0.55 s	Kotlin	2023-05-01 21:27:40
9	Zaw Myat	0.66 s	Kotlin	2024-01-27 14:12:20
10	Chris Johnson	0.96 s	Kotlin	2025-04-05 16:26:48

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.02 s	Pascal	2021-06-03 07:47:26

#	User	Runtime	Language	Date
1	Susanne Ragnemalm	0.10 s	PHP	2024-06-09 23:03:51

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.44 s	Prolog	2023-03-08 19:56:27

#	User	Runtime	Language	Date
1	Andreas Björklund	0.06 s	Python 2	2021-05-21 18:57:22
2	Johan Lyts	0.06 s	Python 2	2021-05-25 11:54:13
3	Yanmarshus Bachtiar	0.06 s	Python 2	2021-05-30 11:25:36
4	Gibransyah	0.06 s	Python 2	2022-03-25 07:44:37

#	User	Runtime	Language	Date
1	Thomas Draper	0.06 s	Python 3	2022-09-03 01:52:03
2	Patrick Jung	0.06 s	Python 3	2023-03-22 07:18:20
3	LIN YUNTAO	0.06 s	Python 3	2023-10-11 13:01:24
4	Om Patel	0.06 s	Python 3	2023-10-29 02:02:56
5	Shashank Bhatt	0.06 s	Python 3	2024-09-03 03:12:22
6	João Manoel Feck	0.06 s	Python 3	2024-09-09 15:23:13
7	Hidden user	0.06 s	Python 3	2024-09-21 03:10:23
8	Vincent Glendenning	0.06 s	Python 3	2024-10-11 23:13:18
9	Gabriel Caballero	0.06 s	Python 3	2024-11-09 04:31:29
10	Firman Syah	0.06 s	Python 3	2024-12-01 03:43:06

#	User	Runtime	Language	Date
1	Thomas Feld	0.11 s	Ruby	2023-01-27 14:20:57
2	Drew Wilson	0.11 s	Ruby	2023-05-25 21:09:18

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-05-11 14:58:59
2	Joe Blower	0.00 s	Rust	2025-12-30 02:28:37
3	Lin Lee	0.01 s	Rust	2021-06-19 13:18:06
4	Ryan O'Hara	0.01 s	Rust	2022-02-09 02:24:12
5	Eric Pinter	0.01 s	Rust	2022-05-03 02:23:43
6	Klas af Geijerstam	0.01 s	Rust	2022-09-29 18:30:34
7	Isak Jägberg	0.01 s	Rust	2023-03-27 12:40:09
8	David Rasch	0.01 s	Rust	2024-01-17 09:43:35
9	Pankajkumar Patro	0.01 s	Rust	2024-10-23 15:43:55
10	Emil Dichmann	0.01 s	Rust	2025-10-05 10:39:19

#	User	Length	Language	Date
1	Danny Robinson	69	Bash	2023-09-10 16:22:52

#	User	Length	Language	Date
1	Nathan Agius	407	C	2023-04-19 04:37:49
2	Matthew Hartono	481	C	2022-09-10 08:47:21
3	Miorel Palii	488	C	2022-02-28 08:55:48
4	Isha Tanwar	490	C	2022-02-12 20:06:20
5	Mirel Cosulschi	494	C	2024-10-02 15:25:03
6	arda atci	512	C	2022-06-21 22:20:41
7	Birger Lundin	562	C	2024-12-23 13:29:41
8	Meta Heric	677	C	2023-04-11 13:22:42
9	Jeviczki Jane	700	C	2025-11-25 01:45:39
10	Marcus Oscarsson	705	C	2022-05-29 01:03:20

#	User	Length	Language	Date
1	Gregory Sinclair	188	C#	2023-11-21 22:53:32
2	traxex	287	C#	2024-05-27 18:18:35
3	Anthony Ye	378	C#	2023-06-04 17:47:15
4	Esty Crow	401	C#	2023-06-03 14:42:10
5	Göran Andersson	576	C#	2022-05-21 17:05:06
6	Ali Aliev	617	C#	2022-04-15 18:23:41
7	Eric Weiss	630	C#	2022-09-01 23:46:23
8	Márton Krauter	651	C#	2023-07-17 12:54:57
9	Yuwono Bangun Nagoro	701	C#	2022-08-14 09:03:07
10	Umar Rasyid	845	C#	2025-05-30 04:35:11

#	User	Length	Language	Date
1	Frans Meulenbroeks	155	C++	2024-11-10 22:11:23
2	Rafael Kristoforus Yanto	265	C++	2025-02-03 20:52:13
3	Lorena Hantig	267	C++	2021-09-17 07:23:36
4	Ziqian Zhong	271	C++	2023-10-29 02:46:17
5	戴予珩	272	C++	2022-07-19 04:10:31
6	Christian Yongwhan Lim	282	C++	2023-05-25 12:56:21
7	Saayan Prasad	288	C++	2025-11-07 20:00:53
8	Grae Yeandle	292	C++	2021-06-04 16:37:46
9	Rares Cotoi	296	C++	2021-10-11 11:26:06
10	Jimmy Dinh	297	C++	2023-10-29 00:43:54

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	399	F#	2022-11-14 19:04:14

#	User	Length	Language	Date
1	Norbert Voelker	1293	Go	2021-07-28 22:18:45

#	User	Length	Language	Date
1	Ryan O'Hara	154	Haskell	2022-02-09 02:04:30
2	Sebastian Banert	216	Haskell	2024-07-02 22:05:10
3	Mason Barnhill	330	Haskell	2023-06-01 07:22:51
4	Ng Tek In	600	Haskell	2022-08-20 02:16:34
5	Jan Hrček	747	Haskell	2024-12-10 12:31:23
6	Steinar Simonnes	806	Haskell	2024-02-19 11:21:39
7	Brent Yorgey	4922	Haskell	2021-05-20 13:56:51
8	Hidden user	11886	Haskell	2021-06-05 15:03:53

#	User	Length	Language	Date
1	Xian McGinnis	390	Java	2023-10-29 02:10:04
2	Kevin Kauffman	424	Java	2021-11-02 04:34:41
3	Pooja Raju	471	Java	2025-09-30 05:34:53
4	Jovan Lo Jian Cheng	473	Java	2025-08-20 05:36:38
5	Collin Presser	491	Java	2021-03-06 20:26:53
6	Shreyas Jamadagni	500	Java	2024-08-18 18:48:55
7	Eli Pardalis	501	Java	2023-10-29 01:39:27
8	Abishai Anargya Halim	510	Java	2024-08-22 04:15:41
9	Lin Lê	513	Java	2021-06-10 09:08:56
10	Havish Malladi	515	Java	2021-03-06 20:45:07

#	User	Length	Language	Date
1	Hidden user	781	JavaScript (Node.js)	2025-02-02 05:45:23

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	88	JavaScript (SpiderMonkey)	2023-02-08 13:42:13
2	Jimmy Gustafsson	102	JavaScript (SpiderMonkey)	2024-07-25 23:15:08
3	Bjørn Chr. Soltvedt	186	JavaScript (SpiderMonkey)	2021-05-21 11:48:44
4	Zach Tschetter	202	JavaScript (SpiderMonkey)	2023-04-16 18:41:38

#	User	Length	Language	Date
1	Danny Robinson	87	Julia	2023-09-10 15:43:21
2	Timothy Gaede	1082	Julia	2024-04-17 03:39:48

#	User	Length	Language	Date
1	Sergey Jakobsen	275	Kotlin	2022-02-18 20:55:49
2	Chris Johnson	288	Kotlin	2025-04-05 16:26:48
3	Troy Warmboe	295	Kotlin	2023-04-13 23:32:34
4	Adam Rankin	344	Kotlin	2023-05-01 21:27:40
5	Martijn Muijsers	469	Kotlin	2024-06-02 19:26:05
6	Sam Keyser	850	Kotlin	2023-02-24 21:00:10
7	Jacob Huebner	1166	Kotlin	2021-09-10 21:29:48
8	Zaw Myat	1572	Kotlin	2024-01-27 14:11:50
9	Kiel Dowdle	2187	Kotlin	2021-08-13 22:19:37
10	Nicholas Johnson	2234	Kotlin	2021-09-08 23:42:04

#	User	Length	Language	Date
1	Ingemar Ragnemalm	721	Pascal	2021-06-03 07:47:26

#	User	Length	Language	Date
1	Susanne Ragnemalm	518	PHP	2024-06-09 23:03:51

#	User	Length	Language	Date
1	Hakan Kjellerstrand	138	Prolog	2023-03-12 10:16:24

#	User	Length	Language	Date
1	Johan Lyts	159	Python 2	2021-05-25 11:54:13
2	Andreas Björklund	160	Python 2	2021-05-21 18:57:22
3	Yanmarshus Bachtiar	229	Python 2	2021-05-30 11:25:36
4	Gibransyah	357	Python 2	2022-03-25 07:44:37

#	User	Length	Language	Date
1	Shashank Bhatt	75	Python 3	2024-09-03 03:12:53
2	Eduardo Vicente Petry	80	Python 3	2023-03-11 23:56:48
3	Ben Zydney	82	Python 3	2023-10-29 02:39:48
4	Hidden user	85	Python 3	2021-12-09 07:57:38
5	Hakan Kjellerstrand	90	Python 3	2023-03-12 10:18:41
6	Clement Oh	90	Python 3	2023-06-22 14:29:21
7	Hidden user	93	Python 3	2026-01-08 21:22:57
8	Thibault Raffaillac	95	Python 3	2024-07-28 14:28:57
9	Paul Swingle	104	Python 3	2023-06-15 01:08:57
10	Ahmed Chamseddine	113	Python 3	2023-10-20 10:26:41

#	User	Length	Language	Date
1	Thomas Feld	66	Ruby	2023-01-27 14:20:57
2	Drew Wilson	110	Ruby	2023-05-25 21:09:18

#	User	Length	Language	Date
1	Emil Dichmann	430	Rust	2025-10-05 10:39:19
2	Bas Dirks	491	Rust	2022-01-13 10:46:48
3	Isak Jägberg	509	Rust	2023-03-27 12:40:09
4	David Rasch	557	Rust	2024-01-17 09:43:35
5	Lin Lee	591	Rust	2021-06-19 13:18:06
6	Pankajkumar Patro	663	Rust	2024-10-23 15:43:55
7	Ryan O'Hara	839	Rust	2022-02-09 02:24:12
8	Eric Pinter	1338	Rust	2022-05-03 02:23:43
9	Joe Blower	1750	Rust	2025-12-30 02:28:37
10	Klas af Geijerstam	6295	Rust	2022-09-29 18:38:26

Solution running time distribution