Problem A
Coffee Cup Combo — Problem Statistics

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Submissions	6962
Accepted submissions	3158
Submission ratio	45.36%
Authors	2813
Full solves [?]	2639
Full solve Ratio	93.81%

#	User	Runtime	Language	Date
1	Max NC	0.01 s	APL	2023-10-02 17:02:07
2	Arvid Jonasson	0.01 s	APL	2025-06-09 23:34:52

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.02 s	Bash	2023-09-21 18:58:20
2	Danny Robinson	0.02 s	Bash	2023-09-26 00:20:42
3	Thomas Feld	0.02 s	Bash	2023-09-26 10:57:50

#	User	Runtime	Language	Date
1	Arvid Jonasson	0.01 s	BQN	2025-10-21 03:12:10

#	User	Runtime	Language	Date
1	Sara Holmquist	0.02 s	C#	2022-10-08 11:13:05
2	Armandas Leonavičius	0.02 s	C#	2022-10-08 11:13:49
3	Eva-Anna Klugman	0.02 s	C#	2022-10-08 11:46:29
4	Henrik Christensen	0.02 s	C#	2022-10-08 12:23:24
5	Ricardo H Guerrero Lara	0.02 s	C#	2022-10-09 03:26:40
6	Esty Crow	0.02 s	C#	2022-10-09 03:57:07
7	Владимир Хилько	0.02 s	C#	2022-10-09 12:37:34
8	Dennis Stegnell	0.02 s	C#	2022-10-09 15:16:00
9	Luis Alberto Angeles Mendoza	0.02 s	C#	2022-10-23 09:51:13
10	Santiago Hahn Farjí	0.02 s	C#	2022-10-25 22:12:38

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.02 s	F#	2022-11-03 14:23:53
2	Carson Black	0.04 s	F#	2022-11-19 00:26:40
3	Jesper Bengtson	0.05 s	F#	2022-10-28 16:44:07
4	Frederik Lind	0.08 s	F#	2024-02-07 15:19:10

#	User	Runtime	Language	Date
1	Matéo Boury	0.00 s	Fortran	2025-03-20 08:52:11

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2022-10-09 23:55:01
2	Jimmy Nejtron	0.12 s	Go	2024-09-25 18:39:02
3	Nick Bakkegaard	0.13 s	Go	2023-08-26 22:02:14
4	Sergey Jakobsen	0.17 s	Go	2022-10-19 00:05:45
5	Ola Dahl	0.22 s	Go	2022-10-30 22:42:23
6	Felix Fatum	0.22 s	Go	2022-11-03 19:00:59

#	User	Runtime	Language	Date
1	Øyvind Almli	0.00 s	Haskell	2022-11-17 22:10:36
2	Jason Hooper	0.01 s	Haskell	2022-10-08 18:46:08
3	Jan Hrček	0.01 s	Haskell	2022-11-12 15:59:43
4	Ng Tek In	0.01 s	Haskell	2022-11-12 17:30:26
5	Daniel Cabral	0.01 s	Haskell	2022-11-14 12:02:50
6	Tobias Meyer	0.01 s	Haskell	2022-11-18 12:12:32
7	Rudy Matela	0.01 s	Haskell	2023-08-26 11:51:16
8	Sebastian Banert	0.01 s	Haskell	2023-10-05 12:48:00
9	Charley Sheaffer	0.01 s	Haskell	2023-11-02 17:17:04
10	Greg Rosser	0.01 s	Haskell	2024-02-20 20:21:00

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.06 s	Java	2022-10-15 21:31:18
2	Lee Heng Sheng	0.06 s	Java	2024-04-27 15:52:03
3	Andreas Lindgren	0.06 s	Java	2024-09-13 20:07:29
4	Gavin Luo	0.06 s	Java	2024-10-16 01:40:21
5	Hidden user	0.06 s	Java	2024-10-22 01:03:41
6	Sriniketh Vangaru	0.06 s	Java	2024-10-26 19:06:25
7	Torkil á Torkilsheyggi	0.06 s	Java	2025-01-29 14:08:36
8	Samuel Lindharth Møbjerg Madsen	0.06 s	Java	2025-01-29 14:19:13
9	Niels Laier Jensen	0.06 s	Java	2025-01-31 15:12:12
10	Hidden user	0.06 s	Java	2025-01-31 16:18:32

#	User	Runtime	Language	Date
1	Kam Tsang	0.05 s	JavaScript (Node.js)	2023-09-29 12:13:52
2	Hidden user	0.05 s	JavaScript (Node.js)	2024-07-06 06:11:41
3	Hidden user	0.05 s	JavaScript (Node.js)	2024-10-16 01:11:59
4	RUSSEL LONTSI SONWA	0.05 s	JavaScript (Node.js)	2025-04-20 18:10:36
5	Martynas Rasikevičius	0.09 s	JavaScript (Node.js)	2022-10-08 11:27:33
6	Gurushant Gurushant	0.09 s	JavaScript (Node.js)	2023-04-16 13:11:20
7	Emil Göransson	0.09 s	JavaScript (Node.js)	2023-06-05 17:43:37

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2022-10-08 17:22:26
2	Alexander Vestin	0.02 s	JavaScript (SpiderMonkey)	2022-10-16 15:48:10
3	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2022-11-03 22:17:55
4	Nicklas Utgaard	0.03 s	JavaScript (SpiderMonkey)	2023-01-02 23:18:17
5	Subasinha Dias	0.03 s	JavaScript (SpiderMonkey)	2023-09-29 12:37:53
6	Simon Titkó	0.03 s	JavaScript (SpiderMonkey)	2024-02-05 17:39:06
7	Evan Magill	0.03 s	JavaScript (SpiderMonkey)	2024-04-20 20:31:27
8	Jimmy Gustafsson	0.04 s	JavaScript (SpiderMonkey)	2024-06-10 09:55:13

#	User	Runtime	Language	Date
1	Timothy Gaede	0.48 s	Julia	2024-05-31 05:21:41

#	User	Runtime	Language	Date
1	Aksel Holbek Sørbye	0.13 s	Kotlin	2022-10-08 11:32:47
2	Martijn Muijsers	0.20 s	Kotlin	2024-05-30 21:26:54
3	Troy Warmboe	0.21 s	Kotlin	2023-04-11 22:45:48
4	Eric Sjöström	0.21 s	Kotlin	2023-06-06 00:27:30
5	Emil Wihlander	0.21 s	Kotlin	2023-07-28 16:00:13
6	Adam Rankin	0.23 s	Kotlin	2023-04-30 01:01:45
7	ZANGUE JOREL TIOMELA	0.25 s	Kotlin	2025-04-21 02:05:04

#	User	Runtime	Language	Date
1	Quan Le Huynh Dong	0.01 s	Lua	2024-11-25 04:35:16

#	User	Runtime	Language	Date
1	Fredrik Eriksson	0.00 s	OCaml	2024-10-24 23:49:40
2	Jesper Bech Christensen	0.01 s	OCaml	2022-10-10 11:59:52

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-05-20 04:32:22

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2022-10-15 19:48:26

#	User	Runtime	Language	Date
1	Andre Wahyudi	0.01 s	PHP	2022-10-14 05:14:13
2	Renate	0.02 s	PHP	2023-07-28 23:09:53
3	Jacob Minder	0.02 s	PHP	2025-03-27 01:31:15

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.03 s	Prolog	2023-02-04 09:50:04
2	Andriy Zyevakov	0.05 s	Prolog	2024-01-03 17:57:01

#	User	Runtime	Language	Date
1	Johan Lyts	0.03 s	Python 2	2022-10-10 14:05:53
2	Hasan Kalzi	0.03 s	Python 2	2022-10-10 20:13:39
3	Yanmarshus Bachtiar	0.03 s	Python 2	2023-02-15 04:05:05
4	Balamurugan M	0.03 s	Python 2	2023-07-04 16:54:24

#	User	Runtime	Language	Date
1	Lex Janssens	0.04 s	Python 3	2022-10-09 11:01:04
2	Jonas Ulsnes Jørgensen	0.04 s	Python 3	2022-10-09 19:25:06
3	András Biczó	0.04 s	Python 3	2022-10-10 11:41:23
4	crapcode	0.04 s	Python 3	2022-10-13 01:01:17
5	Luis Enrique Cortijo Gonzales	0.04 s	Python 3	2024-09-04 07:42:42
6	Kevin Cogan	0.04 s	Python 3	2024-09-09 13:21:30
7	Niels de Boer	0.04 s	Python 3	2024-09-09 17:38:34
8	githubdudu	0.04 s	Python 3	2024-09-11 10:03:00
9	Dilhan Salgado	0.04 s	Python 3	2024-09-14 20:27:43
10	Vedant Rathi	0.04 s	Python 3	2024-09-14 20:47:41

#	User	Runtime	Language	Date
1	Miorel Palii	0.06 s	Ruby	2022-10-09 20:30:49
2	Frederik Spang	0.07 s	Ruby	2022-10-10 10:25:21
3	Casper Christensen	0.09 s	Ruby	2022-10-08 13:06:14
4	Frederik Petersen	0.09 s	Ruby	2022-10-10 11:11:26
5	Andreas Severin Hauch Trøstrup	0.09 s	Ruby	2022-10-28 17:49:41
6	dick move	0.09 s	Ruby	2022-11-13 19:15:28
7	Thomas Feld	0.10 s	Ruby	2022-11-01 10:25:48

#	User	Runtime	Language	Date
1	Vilmer Jonsson	0.10 s	TypeScript	2023-06-06 23:32:56

#	User	Runtime	Language	Date
1	Mathias Bøttger	0.00 s	Zig	2025-09-03 19:00:07

#	User	Length	Language	Date
1	Arvid Jonasson	93	APL	2025-06-09 23:54:59
2	Max NC	101	APL	2023-10-02 17:02:07

#	User	Length	Language	Date
1	Thomas Feld	36	Bash	2023-09-26 10:59:40
2	Chenzhang Hu	39	Bash	2025-09-12 21:45:34
3	Danny Robinson	44	Bash	2023-09-26 00:20:42

#	User	Length	Language	Date
1	Arvid Jonasson	54	BQN	2025-10-21 03:22:21

#	User	Length	Language	Date
1	Sebastian Miles	90	C	2022-10-09 22:37:57
2	Martin Blom	113	C	2024-01-09 13:43:54
3	ALPHONSE DESIRE JUNIOR ENAMA	266	C	2025-04-20 01:30:51
4	Hidden user	298	C	2025-01-27 09:49:59
5	Allan Nouri	330	C	2024-04-03 11:04:59
6	Charlie Solve	332	C	2023-01-07 17:20:12
7	Hex	334	C	2024-10-02 15:54:39
8	Lennart Steinvall	354	C	2023-06-09 11:15:03
9	Matthew Hartono	355	C	2022-10-30 17:28:55
10	Mohammad Anas	358	C	2023-04-14 05:51:02

#	User	Length	Language	Date
1	traxex	311	C#	2024-05-07 15:25:44
2	Albin Törnberg	330	C#	2025-09-28 22:43:04
3	Gretel Rojas	358	C#	2023-04-21 05:18:20
4	Lucy Emmett	397	C#	2024-02-26 19:04:39
5	Esty Crow	445	C#	2022-10-09 03:57:07
6	Christopher Reichling	505	C#	2024-08-29 13:43:22
7	Emile Sterner Jonsson	508	C#	2022-10-10 00:57:54
8	Henrik Christensen	524	C#	2022-10-08 12:23:24
9	Գոռ Բաղդասարյան	558	C#	2024-05-25 20:37:45
10	David Mireles Ortega	565	C#	2023-09-20 23:51:16

#	User	Length	Language	Date
1	Frans Meulenbroeks	120	C++	2024-11-10 23:11:06
2	Arvid Jonasson	141	C++	2025-06-09 17:17:03
3	Oliver Lindgren	159	C++	2023-06-05 15:40:11
4	Đậu Huy Minh	221	C++	2022-10-09 06:16:47
5	Jason Liu	253	C++	2024-09-05 21:19:32
6	Phan Thanh Quang	257	C++	2022-10-29 11:21:33
7	David Han	257	C++	2024-09-14 20:08:09
8	Elias Lolck	262	C++	2022-10-28 17:31:54
9	Samuel Tan	265	C++	2022-12-05 19:01:37
10	Karan Shah	267	C++	2023-07-21 16:00:13

#	User	Length	Language	Date
1	Carson Black	398	F#	2022-11-19 00:26:40
2	Jacob Harris Cryer Kragh	414	F#	2022-11-03 14:23:53
3	Frederik Lind	869	F#	2024-02-07 15:19:10
4	Jesper Bengtson	2210	F#	2022-10-28 16:44:07

#	User	Length	Language	Date
1	Matéo Boury	462	Fortran	2025-03-20 08:52:11

#	User	Length	Language	Date
1	Jimmy Nejtron	301	Go	2024-09-25 18:41:11
2	Sergey Jakobsen	311	Go	2022-10-19 00:05:45
3	Nick Bakkegaard	370	Go	2023-08-26 22:02:14
4	Felix Fatum	373	Go	2022-11-03 19:00:59
5	Ola Dahl	431	Go	2022-10-30 22:42:23
6	Norbert Voelker	660	Go	2022-10-09 23:55:01

#	User	Length	Language	Date
1	Rudy Matela	91	Haskell	2025-09-15 18:09:43
2	Brent Yorgey	95	Haskell	2022-10-14 00:16:02
3	Øyvind Almli	145	Haskell	2022-11-17 21:52:33
4	Charley Sheaffer	236	Haskell	2023-11-02 17:17:04
5	Sebastian Banert	244	Haskell	2023-10-05 12:48:00
6	Greg Rosser	337	Haskell	2024-02-20 20:21:00
7	Tobias Meyer	344	Haskell	2022-11-18 12:12:32
8	Daniel Cabral	351	Haskell	2022-11-14 12:02:50
9	Jan Hrček	458	Haskell	2022-11-12 15:59:43
10	Ng Tek In	650	Haskell	2022-11-12 17:30:26

#	User	Length	Language	Date
1	PhillipRasmussen	240	Java	2024-02-05 23:07:33
2	Rasmus Poulsen	240	Java	2024-02-06 11:03:23
3	Nickie Almind	271	Java	2024-02-08 17:30:08
4	Oliver Flinck Sheye	379	Java	2025-02-03 16:02:33
5	Raymond Arrington	398	Java	2024-06-13 23:15:50
6	Yona	422	Java	2024-02-13 18:57:47
7	David Vinje	425	Java	2024-02-10 13:12:31
8	Alex Huynh	427	Java	2024-02-13 19:06:38
9	Eliza Lazar	431	Java	2024-02-13 18:58:44
10	Brennan Cleland	432	Java	2022-11-22 05:00:35

#	User	Length	Language	Date
1	Hidden user	503	JavaScript (Node.js)	2024-10-16 01:11:59
2	RUSSEL LONTSI SONWA	563	JavaScript (Node.js)	2025-04-20 18:10:36
3	Kam Tsang	564	JavaScript (Node.js)	2023-09-29 12:13:52
4	Hidden user	591	JavaScript (Node.js)	2023-09-01 19:33:10
5	Martynas Rasikevičius	658	JavaScript (Node.js)	2022-10-08 11:27:33
6	Emil Göransson	710	JavaScript (Node.js)	2023-06-05 17:43:37
7	Gurushant Gurushant	1001	JavaScript (Node.js)	2023-04-16 13:11:20

#	User	Length	Language	Date
1	Jimmy Gustafsson	86	JavaScript (SpiderMonkey)	2024-06-10 09:55:13
2	Evan Magill	205	JavaScript (SpiderMonkey)	2024-04-20 20:31:27
3	Bjørn Chr. Soltvedt	207	JavaScript (SpiderMonkey)	2022-10-08 17:22:26
4	Christian Pilegaard Cederquist	234	JavaScript (SpiderMonkey)	2022-11-03 22:17:55
5	Subasinha Dias	275	JavaScript (SpiderMonkey)	2023-09-29 12:37:53
6	Simon Titkó	278	JavaScript (SpiderMonkey)	2024-02-05 17:39:06
7	Alexander Vestin	315	JavaScript (SpiderMonkey)	2022-10-16 15:48:10
8	Nicklas Utgaard	599	JavaScript (SpiderMonkey)	2023-01-02 23:18:17

#	User	Length	Language	Date
1	Timothy Gaede	245	Julia	2024-05-31 05:21:41

#	User	Length	Language	Date
1	ZANGUE JOREL TIOMELA	413	Kotlin	2025-04-21 02:05:04
2	Emil Wihlander	443	Kotlin	2023-07-28 16:00:13
3	Eric Sjöström	494	Kotlin	2023-06-06 00:27:30
4	Troy Warmboe	521	Kotlin	2023-04-11 22:45:48
5	Martijn Muijsers	640	Kotlin	2024-05-30 21:26:54
6	Adam Rankin	837	Kotlin	2023-04-30 01:01:45
7	Aksel Holbek Sørbye	1795	Kotlin	2022-10-08 11:32:47

#	User	Length	Language	Date
1	Quan Le Huynh Dong	332	Lua	2024-11-25 04:35:16

#	User	Length	Language	Date
1	Jesper Bech Christensen	205	OCaml	2022-10-10 11:59:52
2	Fredrik Eriksson	356	OCaml	2024-10-24 23:49:40

#	User	Length	Language	Date
1	Hidden user	634	Odin	2025-05-20 04:32:22

#	User	Length	Language	Date
1	Ingemar Ragnemalm	263	Pascal	2022-10-15 19:48:26

#	User	Length	Language	Date
1	Jacob Minder	318	PHP	2025-03-27 01:31:15
2	Renate	439	PHP	2023-07-28 23:09:53
3	Andre Wahyudi	529	PHP	2022-10-14 05:14:13

#	User	Length	Language	Date
1	Hakan Kjellerstrand	414	Prolog	2023-02-04 09:50:04
2	Andriy Zyevakov	578	Prolog	2024-01-03 17:57:01

#	User	Length	Language	Date
1	Yanmarshus Bachtiar	158	Python 2	2023-02-15 04:05:05
2	Johan Lyts	203	Python 2	2022-10-10 14:05:53
3	Balamurugan M	388	Python 2	2023-07-04 16:54:24
4	Hasan Kalzi	438	Python 2	2022-10-10 20:13:39

#	User	Length	Language	Date
1	crapcode	52	Python 3	2022-10-13 01:23:43
2	Simon Hellsten	52	Python 3	2023-07-07 19:02:50
3	Isak Nyberg	59	Python 3	2023-06-07 18:35:39
4	Lex Janssens	61	Python 3	2022-10-09 11:16:32
5	Michael Laurila	61	Python 3	2023-06-06 17:10:55
6	Johannes Agestam	63	Python 3	2022-10-17 19:58:11
7	David Worley	65	Python 3	2024-03-09 21:12:20
8	Clement Oh	69	Python 3	2023-06-09 11:52:30
9	András Biczó	71	Python 3	2022-10-10 12:16:44
10	Adam Levav	72	Python 3	2023-01-24 20:22:36

#	User	Length	Language	Date
1	Frederik Petersen	35	Ruby	2022-10-11 15:29:13
2	Frederik Spang	35	Ruby	2022-10-13 11:26:52
3	Thomas Feld	35	Ruby	2022-11-01 10:25:48
4	dick move	35	Ruby	2022-11-13 19:15:28
5	Miorel Palii	40	Ruby	2022-10-09 20:35:23
6	Andreas Severin Hauch Trøstrup	47	Ruby	2022-10-28 17:52:06
7	Casper Christensen	336	Ruby	2022-10-08 13:06:14

#	User	Length	Language	Date
1	Vincent Lagerros	150	Rust	2024-11-22 17:20:43
2	Emil Dichmann	304	Rust	2025-09-20 14:55:09
3	Adam Yaser Sweilem	403	Rust	2025-02-03 14:44:02
4	Thomas	468	Rust	2022-11-22 20:12:39
5	Adam Grady	470	Rust	2022-10-09 18:13:14
6	David Rasch	498	Rust	2022-10-09 15:07:21
7	Nikoline Olander Rasmussen	504	Rust	2022-10-28 17:05:50
8	Isak Jägberg	527	Rust	2024-10-18 12:43:51
9	Matias Frank Jensen	531	Rust	2022-10-09 13:33:43
10	Hidden user	531	Rust	2025-06-10 11:42:33

#	User	Length	Language	Date
1	Vilmer Jonsson	630	TypeScript	2023-06-06 23:32:56

#	User	Length	Language	Date
1	Mathias Bøttger	1251	Zig	2025-09-03 19:00:07

Solution running time distribution