Problem A
Airfare Grants — Problem Statistics

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Submissions	4107
Accepted submissions	2012
Submission ratio	48.99%
Authors	1862
Full solves [?]	1785
Full solve Ratio	95.86%

#	User	Runtime	Language	Date
1	Sebastian Banert	0.00 s	Ada	2025-02-05 17:09:28

#	User	Runtime	Language	Date
1	Edson Alves	0.01 s	APL	2025-01-08 15:56:24
2	Arvid Jonasson	0.02 s	APL	2025-06-11 14:10:41

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2024-11-13 00:30:44
2	Fredrik Niemelä	0.01 s	Bash	2025-05-25 20:00:53
3	Chenzhang Hu	0.07 s	Bash	2025-09-13 00:38:26

#	User	Runtime	Language	Date
1	Ruben Rystedt	0.04 s	C#	2024-11-11 18:11:30
2	Michael Damsgaard	0.04 s	C#	2024-11-15 05:24:41
3	Esty Crow	0.04 s	C#	2024-11-29 09:12:31
4	Jonas Bergling	0.04 s	C#	2025-08-05 02:43:30
5	Maureen De la fuente	0.04 s	C#	2025-08-05 18:44:14
6	Գոռ Բաղդասարյան	0.04 s	C#	2025-11-18 06:27:47
7	Michael Utecht	0.04 s	C#	2026-01-19 02:39:09
8	Johan Törnqvist	0.05 s	C#	2024-11-12 10:07:45
9	Dennis Stegnell	0.05 s	C#	2024-11-16 16:50:31
10	Deci Bel	0.05 s	C#	2024-11-16 18:37:25

#	User	Runtime	Language	Date
1	Frank Endriss	0.13 s	COBOL	2024-12-09 18:09:18

#	User	Runtime	Language	Date
1	Norvell Spearman	0.03 s	Common Lisp	2024-12-19 04:00:11

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	F#	2024-12-12 05:18:57

#	User	Runtime	Language	Date
1	Jimmy Nejtron	0.00 s	Go	2024-11-11 13:25:18
2	Norbert Voelker	0.00 s	Go	2024-11-14 22:25:29
3	Felix Dallmeyer	0.00 s	Go	2024-11-25 16:47:59
4	asdfghjkl	0.00 s	Go	2025-12-01 06:49:09
5	Preksha Garg	0.00 s	Go	2026-02-06 09:16:51

#	User	Runtime	Language	Date
1	Brent Yorgey	0.00 s	Haskell	2024-11-09 19:16:49
2	Steinar Simonnes	0.00 s	Haskell	2024-11-11 08:13:46
3	Oskar Dinesen	0.00 s	Haskell	2024-11-15 15:59:18
4	Ng Tek In	0.00 s	Haskell	2024-11-22 16:47:21
5	Jan Hrček	0.00 s	Haskell	2024-12-02 16:42:03
6	Hidden user	0.00 s	Haskell	2024-12-09 14:38:21
7	Timur Khazhiev	0.00 s	Haskell	2024-12-31 13:06:03
8	Christopher Whelan	0.00 s	Haskell	2025-01-01 03:41:15
9	Sebastian Banert	0.00 s	Haskell	2025-01-14 15:18:27
10	Juan Miguel Vilar	0.00 s	Haskell	2025-09-11 12:18:07

#	User	Runtime	Language	Date
1	Sofia Yang	0.04 s	Java	2024-11-09 20:00:03
2	Julius Griebel	0.04 s	Java	2024-11-11 10:42:06
3	James H. Tran	0.04 s	Java	2024-11-19 16:53:30
4	Phuc Tan Hien Tran	0.04 s	Java	2024-11-19 17:06:08
5	Oanh Nguyen Huu	0.04 s	Java	2024-11-20 16:57:21
6	Toan Tran Ngoc Anh	0.04 s	Java	2024-11-21 15:45:30
7	Thanh Le Binh	0.04 s	Java	2024-11-26 10:02:42
8	Thanh Nhan Nguyen	0.04 s	Java	2024-11-27 19:36:40
9	Stela Palii	0.04 s	Java	2024-11-28 05:51:49
10	Pham Minh Tuan Bui	0.04 s	Java	2024-11-28 14:13:18

#	User	Runtime	Language	Date
1	SM	0.04 s	JavaScript (Node.js)	2024-11-12 16:39:36
2	Hidden user	0.04 s	JavaScript (Node.js)	2024-11-16 07:08:56
3	Mayra Balser	0.04 s	JavaScript (Node.js)	2025-03-10 06:21:04
4	Elaica Dela Cruz	0.04 s	JavaScript (Node.js)	2026-01-26 06:35:44

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2024-11-10 03:42:56
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2024-11-12 07:32:12
3	Evan Magill	0.02 s	JavaScript (SpiderMonkey)	2024-11-20 00:55:17
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-12-05 23:11:17
5	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2025-01-17 16:00:33
6	Quoc Anh Khoa Nguyen	0.02 s	JavaScript (SpiderMonkey)	2025-01-22 20:19:11
7	James Schreiber	0.02 s	JavaScript (SpiderMonkey)	2025-01-22 20:20:32
8	Jack King	0.02 s	JavaScript (SpiderMonkey)	2025-01-24 00:33:47
9	Abdyrahman Ybytov	0.02 s	JavaScript (SpiderMonkey)	2025-02-13 07:27:34
10	Ben Armstrong	0.02 s	JavaScript (SpiderMonkey)	2025-06-25 19:50:26

#	User	Runtime	Language	Date
1	Timothy Gaede	0.46 s	Julia	2025-03-21 04:06:13
2	Danny Robinson	0.60 s	Julia	2024-11-13 00:10:56

#	User	Runtime	Language	Date
1	Adam Rankin	0.21 s	Kotlin	2024-11-22 03:46:54
2	Evgeny Pivovarskiy	0.21 s	Kotlin	2025-01-22 16:05:02

#	User	Runtime	Language	Date
1	Nino Bašić	0.00 s	Nim	2024-11-11 17:10:42

#	User	Runtime	Language	Date
1	Sebastian Banert	0.00 s	OCaml	2024-11-10 22:49:13

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.13 s	Octave	2024-11-15 15:54:33

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-04-24 05:02:22

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2025-02-02 10:00:24

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Perl	2025-02-07 03:05:44

#	User	Runtime	Language	Date
1	Yu Ting Yeh	0.07 s	Python 2	2025-08-08 13:14:51
2	Karla Silva De Gyves	0.07 s	Python 2	2025-11-28 20:35:17

#	User	Runtime	Language	Date
1	Isaac Erdman	0.04 s	Python 3	2024-11-09 19:02:21
2	Kelly Dance	0.04 s	Python 3	2024-11-09 19:02:46
3	Kexuan Miao	0.04 s	Python 3	2024-11-09 19:03:31
4	Alan Bach	0.04 s	Python 3	2024-11-09 19:04:08
5	James Finlinson	0.04 s	Python 3	2024-11-09 19:04:45
6	Jordan Perry	0.04 s	Python 3	2024-11-09 19:05:18
7	Todd Applegate	0.04 s	Python 3	2024-11-09 19:05:25
8	Rithyka Heng	0.04 s	Python 3	2024-11-09 19:05:43
9	Nhu Di Nguyen	0.04 s	Python 3	2024-11-09 19:06:10
10	Hidden user	0.04 s	Python 3	2024-11-09 19:06:17

#	User	Runtime	Language	Date
1	Angus Gibson	0.13 s	Racket	2025-07-15 01:35:06

#	User	Runtime	Language	Date
1	Miorel Palii	0.06 s	Ruby	2024-11-12 09:37:17
2	Thomas Feld	0.06 s	Ruby	2025-01-27 15:15:35
3	Eugen Neagoe	0.06 s	Ruby	2026-01-22 00:07:41
4	Haru	0.07 s	Ruby	2024-12-04 00:56:41
5	Russell Ng	0.07 s	Ruby	2025-05-16 10:33:04
6	Chenzhang Hu	0.13 s	Ruby	2025-09-22 15:32:13

#	User	Runtime	Language	Date
1	Grettir Heimisson	0.00 s	Zig	2025-10-30 20:48:31

#	User	Length	Language	Date
1	Sebastian Banert	438	Ada	2025-02-05 17:09:28

#	User	Length	Language	Date
1	Arvid Jonasson	38	APL	2025-06-11 14:11:40
2	Edson Alves	299	APL	2025-01-08 15:56:24

#	User	Length	Language	Date
1	Chenzhang Hu	52	Bash	2025-09-13 00:38:26
2	Danny Robinson	54	Bash	2024-11-13 00:50:03
3	Fredrik Niemelä	55	Bash	2025-05-25 20:00:53

#	User	Length	Language	Date
1	Martin Blom	138	C	2025-09-23 14:01:31
2	Oliver Noreklev	173	C	2025-09-30 11:18:28
3	Jonatan Altebro	177	C	2025-03-07 12:35:57
4	MANOJKUMAR N	293	C	2025-04-27 08:44:43
5	Philipp Hergenhahn	304	C	2024-12-27 20:02:19
6	PRIYANKA S S	306	C	2025-05-31 14:45:39
7	THARANI G	321	C	2025-04-10 15:47:23
8	Mason Anderson	323	C	2024-11-12 18:12:05
9	Sury	327	C	2025-12-18 19:18:28
10	Florian ten Napel	330	C	2024-11-14 15:51:28

#	User	Length	Language	Date
1	Ruben Rystedt	403	C#	2024-11-11 18:11:30
2	Esty Crow	424	C#	2024-12-06 18:32:53
3	Deci Bel	440	C#	2024-11-16 18:37:25
4	Carlos Palacios	502	C#	2025-05-09 03:59:24
5	Diego Dell	511	C#	2025-05-29 05:22:15
6	Michael Damsgaard	562	C#	2024-11-15 05:24:41
7	Գոռ Բաղդասարյան	562	C#	2025-11-18 06:27:47
8	Vero	586	C#	2025-07-05 13:57:03
9	Jonas Bergling	589	C#	2025-08-05 02:43:30
10	Michael Utecht	615	C#	2026-01-19 02:39:09

#	User	Length	Language	Date
1	Zacaria Tawfick	133	C++	2025-03-12 23:11:34
2	Will Killian	136	C++	2025-03-09 21:22:41
3	Frans Meulenbroeks	162	C++	2024-11-10 16:55:29
4	Evan Michael Bailey	185	C++	2025-06-12 03:29:13
5	Mic Rey	225	C++	2025-08-21 12:54:30
6	mud players	233	C++	2024-11-09 23:06:35
7	Grae Yeandle	239	C++	2024-11-13 15:51:30
8	Nathan Duncan	241	C++	2024-11-09 19:09:20
9	Zac Friggstad	243	C++	2024-11-10 18:54:29
10	Yung Chi Li	244	C++	2024-11-09 20:25:09

#	User	Length	Language	Date
1	Frank Endriss	6761	COBOL	2024-12-09 18:09:18

#	User	Length	Language	Date
1	Norvell Spearman	505	Common Lisp	2024-12-19 04:00:11

#	User	Length	Language	Date
1	Hidden user	500	F#	2024-12-12 05:18:57

#	User	Length	Language	Date
1	Jimmy Nejtron	297	Go	2024-11-11 13:25:18
2	Felix Dallmeyer	351	Go	2024-11-25 16:47:59
3	Preksha Garg	410	Go	2026-02-06 09:16:51
4	asdfghjkl	483	Go	2025-12-01 06:49:09
5	Norbert Voelker	577	Go	2024-11-14 22:25:29

#	User	Length	Language	Date
1	Juan Miguel Vilar	76	Haskell	2025-09-11 12:18:07
2	Sebastian Banert	131	Haskell	2025-01-14 15:18:27
3	Timur Khazhiev	144	Haskell	2024-12-31 13:06:03
4	Christopher Whelan	192	Haskell	2025-01-01 03:41:15
5	Hidden user	210	Haskell	2024-12-09 14:38:21
6	Jan Hrček	255	Haskell	2024-12-02 16:42:03
7	Brent Yorgey	260	Haskell	2024-11-09 19:16:49
8	Steinar Simonnes	462	Haskell	2024-11-11 08:13:46
9	Oskar Dinesen	696	Haskell	2024-11-15 15:59:18
10	Ng Tek In	1305	Haskell	2024-11-22 16:47:21

#	User	Length	Language	Date
1	wyatt wilson	387	Java	2026-01-12 16:30:03
2	Raymond Arrington	393	Java	2024-11-18 16:22:27
3	Jackson Simoneau	394	Java	2025-02-23 00:38:11
4	Satya Sai Rama Reddy Chinnam	404	Java	2024-11-09 19:14:50
5	Cazador Edgerton	417	Java	2025-12-12 03:39:37
6	Terry Morris	431	Java	2025-12-09 21:49:41
7	Trương Thanh Hải	433	Java	2024-11-21 15:26:29
8	Oliver Nava	437	Java	2026-01-29 01:52:50
9	Cole Dutchyn	440	Java	2024-11-09 19:05:49
10	Troy Lu	446	Java	2024-11-09 19:08:05

#	User	Length	Language	Date
1	Elaica Dela Cruz	336	JavaScript (Node.js)	2026-01-26 06:35:44
2	Mayra Balser	576	JavaScript (Node.js)	2025-03-10 06:21:04
3	Hidden user	622	JavaScript (Node.js)	2024-11-16 07:08:56
4	SM	930	JavaScript (Node.js)	2024-11-12 16:39:36

#	User	Length	Language	Date
1	Jimmy Gustafsson	87	JavaScript (SpiderMonkey)	2024-12-05 23:11:17
2	Bjørn Chr. Soltvedt	105	JavaScript (SpiderMonkey)	2024-11-10 03:44:20
3	Evan Magill	170	JavaScript (SpiderMonkey)	2024-11-20 00:55:17
4	Christian Pilegaard Cederquist	172	JavaScript (SpiderMonkey)	2024-11-12 07:32:12
5	Zach Tschetter	190	JavaScript (SpiderMonkey)	2025-01-17 16:00:33
6	Ben Armstrong	296	JavaScript (SpiderMonkey)	2025-06-25 19:50:26
7	Abdyrahman Ybytov	299	JavaScript (SpiderMonkey)	2025-02-13 07:27:34
8	James Schreiber	307	JavaScript (SpiderMonkey)	2025-01-22 20:20:32
9	Quoc Anh Khoa Nguyen	319	JavaScript (SpiderMonkey)	2025-01-22 20:19:11
10	Jack King	407	JavaScript (SpiderMonkey)	2025-01-24 00:33:47

#	User	Length	Language	Date
1	Danny Robinson	63	Julia	2024-11-13 00:10:56
2	Timothy Gaede	603	Julia	2025-03-21 04:06:13

#	User	Length	Language	Date
1	Adam Rankin	304	Kotlin	2024-11-22 03:46:54
2	Evgeny Pivovarskiy	343	Kotlin	2025-01-22 16:05:02

#	User	Length	Language	Date
1	Nino Bašić	200	Nim	2024-11-11 17:10:42

#	User	Length	Language	Date
1	Sebastian Banert	237	OCaml	2024-11-10 22:49:13

#	User	Length	Language	Date
1	Sven Rönnbäck	326	Octave	2024-11-15 15:54:33

#	User	Length	Language	Date
1	Hidden user	406	Odin	2025-04-24 05:02:22

#	User	Length	Language	Date
1	Ingemar Ragnemalm	315	Pascal	2025-02-02 10:00:24

#	User	Length	Language	Date
1	Hidden user	57	Perl	2025-02-07 03:05:44

#	User	Length	Language	Date
1	Yu Ting Yeh	149	Python 2	2025-08-08 13:14:51
2	Karla Silva De Gyves	202	Python 2	2025-11-28 20:35:17

#	User	Length	Language	Date
1	Shashank Bhatt	52	Python 3	2024-11-10 03:19:30
2	Allison Pelton	52	Python 3	2024-11-10 04:43:54
3	Kevin Gomez	52	Python 3	2024-11-12 19:27:44
4	Peter Stauder	52	Python 3	2024-11-29 17:14:47
5	Thibault Raffaillac	52	Python 3	2025-01-14 11:05:38
6	Kyouko Hori	52	Python 3	2025-02-07 03:24:40
7	June Hoop	52	Python 3	2025-09-17 22:59:45
8	Maxim Barbe	55	Python 3	2024-11-17 03:48:56
9	Nick Belov	55	Python 3	2025-02-07 02:50:56
10	Nicholas Russell Saerang	56	Python 3	2024-12-04 02:51:21

#	User	Length	Language	Date
1	Angus Gibson	206	Racket	2025-07-15 01:35:06

#	User	Length	Language	Date
1	Thomas Feld	42	Ruby	2025-01-27 15:15:35
2	Russell Ng	42	Ruby	2025-05-16 10:33:04
3	Miorel Palii	68	Ruby	2024-11-12 09:37:17
4	Eugen Neagoe	145	Ruby	2026-01-22 00:07:41
5	Chenzhang Hu	154	Ruby	2025-09-22 15:32:13
6	Haru	346	Ruby	2024-12-04 00:56:41

#	User	Length	Language	Date
1	Simon Titkó	274	Rust	2024-11-17 00:43:21
2	Bas Dirks	355	Rust	2024-12-25 21:20:19
3	Emil Dichmann	372	Rust	2025-08-16 13:03:59
4	Pankajkumar Patro	478	Rust	2024-11-11 13:32:18
5	Isak Jägberg	534	Rust	2024-11-11 11:58:02
6	Joshua Butler	570	Rust	2026-02-24 08:19:36
7	David Rasch	631	Rust	2025-01-17 16:01:56
8	Mikael Fiala-Lundström	717	Rust	2025-02-26 21:50:41
9	Kosuke Onodera	1893	Rust	2025-07-07 05:57:08
10	Erik Magnusson	3485	Rust	2025-01-19 21:29:26

#	User	Length	Language	Date
1	Grettir Heimisson	2976	Zig	2025-10-30 20:48:31

Solution running time distribution