Problem A
Airport Coffee — Problem Statistics

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Submissions	2576
Accepted submissions	471
Submission ratio	18.28%
Authors	446
Full solves [?]	282
Full solve Ratio	63.23%

#	User	Runtime	Language	Date
1	Ahmad Hussaein	0.12 s	C	2021-04-15 19:30:51
2	Ivan Petrov	0.14 s	C	2019-07-26 10:50:37
3	Tor Storruste	0.16 s	C	2017-10-07 15:37:48

#	User	Runtime	Language	Date
1	Sziadan	0.46 s	C#	2022-05-18 00:02:18
2	Benny Antonsson	0.48 s	C#	2022-05-12 18:52:35
3	Kamil Binko	0.51 s	C#	2021-03-16 15:33:27

#	User	Runtime	Language	Date
1	Brandon Zhang	0.04 s	C++	2021-01-23 05:17:02
2	Cameron Custer	0.04 s	C++	2021-10-19 23:50:06
3	Hello Guys	0.08 s	C++	2020-08-26 12:29:33
4	Federico Glaudo	0.09 s	C++	2017-10-14 11:55:01
5	Hidden user	0.09 s	C++	2019-05-18 15:25:14
6	Icaro Juliao Monteiro Guerra	0.09 s	C++	2025-02-26 09:57:58
7	Ngọc Hải Đinh	0.10 s	C++	2017-10-14 05:33:13
8	Francesco Milizia	0.10 s	C++	2017-11-08 14:13:26
9	Henning Koehler	0.10 s	C++	2018-05-24 06:07:26
10	Abhilash Potluri	0.10 s	C++	2021-01-17 22:16:40

#	User	Runtime	Language	Date
1	Juan Miguel Vilar	0.56 s	Haskell	2020-07-30 12:20:10

#	User	Runtime	Language	Date
1	Bjørn Dons	0.35 s	Java	2024-02-11 17:35:02
2	David Brink	0.39 s	Java	2021-09-21 22:19:19
3	Thomas Dybdahl Ahle	0.44 s	Java	2017-10-09 17:48:33
4	Tobias Glimmerfors	0.48 s	Java	2018-11-11 20:55:57
5	Hailey Hable	0.52 s	Java	2022-05-03 05:30:57
6	Gangnam Style	0.53 s	Java	2024-06-01 21:37:28
7	Arup Ratan Guha	0.54 s	Java	2017-12-18 12:28:17
8	Sagnik Biswas	0.55 s	Java	2024-10-14 02:16:55
9	Hidden user	0.58 s	Java	2020-06-06 21:19:37
10	Gaurav Jain	0.65 s	Java	2020-10-02 23:20:46

#	User	Runtime	Language	Date
1	Nico Metger	0.65 s	Kotlin	2022-01-16 22:51:22
2	Witte, Chet	0.67 s	Kotlin	2022-04-29 18:27:23
3	Jacob Huebner	0.68 s	Kotlin	2022-04-28 03:04:34

#	User	Runtime	Language	Date
1	Andreas Björklund	0.24 s	Python 2	2018-12-04 12:37:39
2	Snild Dolkow	0.32 s	Python 2	2017-10-08 09:54:36
3	Måns Magnusson	0.36 s	Python 2	2017-11-06 21:19:24
4	Xu Chen	0.39 s	Python 2	2019-01-02 09:35:50
5	Josenildo Silva	0.40 s	Python 2	2018-06-24 14:52:55
6	Dawid Abucewicz	0.40 s	Python 2	2019-02-25 02:39:52
7	Hidden user	0.40 s	Python 2	2019-10-02 23:49:01

#	User	Runtime	Language	Date
1	Dimitri Joy	0.25 s	Python 3	2021-01-23 21:30:47
2	Gangnam Style	0.26 s	Python 3	2024-06-01 23:04:16
3	Simon Thorell	0.26 s	Python 3	2024-06-03 12:53:39
4	Hidden user	0.36 s	Python 3	2022-08-18 00:43:09
5	Amit Joshi	0.37 s	Python 3	2021-01-17 23:11:11
6	Yong Mao	0.37 s	Python 3	2025-03-09 04:43:05
7	Steven Hwang	0.38 s	Python 3	2021-01-23 23:41:01
8	Nikhil Suthar	0.45 s	Python 3	2025-05-31 16:47:44
9	Hidden user	0.45 s	Python 3	2025-05-31 16:51:13
10	Ujjwal Kumar	0.45 s	Python 3	2025-06-01 08:33:12

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.03 s	Rust	2025-06-10 14:24:02
2	Niklas Sandén	0.08 s	Rust	2022-09-01 19:47:43
3	Klas af Geijerstam	0.11 s	Rust	2023-06-01 07:21:30

#	User	Length	Language	Date
1	Ivan Petrov	2273	C	2019-07-26 10:50:37
2	Ahmad Hussaein	2621	C	2021-04-15 19:30:51
3	Tor Storruste	2730	C	2017-10-07 15:37:48

#	User	Length	Language	Date
1	Sziadan	5182	C#	2022-05-18 00:47:39
2	Benny Antonsson	6042	C#	2022-05-12 18:11:22
3	Kamil Binko	6809	C#	2021-03-16 15:33:27

#	User	Length	Language	Date
1	Julian Neeleman	925	C++	2017-10-13 21:05:01
2	Tudor Costin	970	C++	2024-11-26 10:50:17
3	Cameron Custer	1172	C++	2021-10-19 23:42:46
4	Johan Wind	1178	C++	2018-09-18 17:50:09
5	Tianyi Qin	1178	C++	2026-02-10 01:34:30
6	Nikita Kiselov	1215	C++	2026-01-31 04:56:56
7	Brandon Zhang	1244	C++	2021-01-23 05:08:08
8	Spencer Lee	1245	C++	2026-01-30 03:07:52
9	Paul Jungeblut	1259	C++	2017-10-07 14:21:08
10	Simone Moretti	1265	C++	2020-11-06 13:20:47

#	User	Length	Language	Date
1	Juan Miguel Vilar	3416	Haskell	2020-07-30 12:20:10

#	User	Length	Language	Date
1	Opra Hai	1999	Java	2019-12-01 15:29:17
2	Brynjar Geir Sigurðsson	2172	Java	2022-04-21 14:30:37
3	Darrin Wiley	2213	Java	2020-08-22 21:30:38
4	Spoorthi Gowda	2462	Java	2022-06-06 01:42:37
5	Andrew Polizzotto	2498	Java	2020-11-28 09:14:17
6	Doug Goodman	2520	Java	2018-12-19 23:37:04
7	周语林	2721	Java	2021-01-29 18:11:33
8	Erik Baalhuis	2835	Java	2017-11-04 16:40:22
9	Thomas Rooijakkers	2847	Java	2017-11-04 21:58:33
10	Emelie Jonsson	2922	Java	2021-03-04 14:05:49

#	User	Length	Language	Date
1	Nico Metger	2131	Kotlin	2022-01-16 23:04:51
2	Jacob Huebner	2946	Kotlin	2022-04-28 03:04:34
3	Witte, Chet	2946	Kotlin	2022-04-29 18:27:23

#	User	Length	Language	Date
1	Andreas Björklund	647	Python 2	2018-12-04 12:37:39
2	Xu Chen	676	Python 2	2019-01-02 09:35:50
3	Josenildo Silva	710	Python 2	2021-12-02 23:01:12
4	Dawid Abucewicz	735	Python 2	2019-02-25 02:39:52
5	Måns Magnusson	769	Python 2	2017-11-06 21:19:24
6	Snild Dolkow	1890	Python 2	2017-10-08 09:54:36
7	Hidden user	2656	Python 2	2019-10-02 23:49:01

#	User	Length	Language	Date
1	Hidden user	646	Python 3	2025-05-31 16:51:13
2	Atharva Kulkarni	646	Python 3	2025-05-31 16:52:55
3	Nikhil Suthar	647	Python 3	2025-05-31 16:47:44
4	Naveen Devihosur	647	Python 3	2025-06-01 07:40:34
5	Ujjwal Kumar	647	Python 3	2025-06-01 08:33:12
6	Arjun.R Mattigatti	647	Python 3	2025-06-01 09:42:34
7	Vamshi G A	647	Python 3	2025-06-01 10:21:24
8	Samuel McDowell	670	Python 3	2024-11-07 00:12:20
9	Amir Jahangard Rafsanjani	670	Python 3	2025-10-30 10:00:59
10	Lennart Meyling	673	Python 3	2023-09-15 00:19:59

#	User	Length	Language	Date
1	Klas af Geijerstam	13912	Rust	2023-05-31 20:06:23
2	Niklas Sandén	19988	Rust	2022-09-01 19:47:43
3	Vincent Lagerros	46710	Rust	2025-03-19 12:25:41

Solution running time distribution