Problem A
Phone List — Problem Statistics

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Submissions	22188
Accepted submissions	6262
Submission ratio	28.22%
Authors	4242
Accepted authors	3257
Author ratio	76.78%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.10 s	Bash	2024-04-14 11:27:57

#	User	Runtime	Language	Date
1	Niklas Frykholm	0.02 s	C	2015-08-25 23:31:21
2	Hidden user	0.02 s	C	2016-05-14 05:26:52
3	Laurence Liu	0.02 s	C	2018-04-07 07:49:22
4	Anders Sjöqvist	0.04 s	C	2015-07-23 12:37:04
5	Ingemar Ragnemalm	0.04 s	C	2016-11-23 17:19:18
6	Ivan Petrov	0.04 s	C	2019-04-01 09:18:39
7	Scott Dauer	0.06 s	C	2019-09-11 03:48:49
8	Hidden user	0.08 s	C	2017-05-29 03:02:07
9	Marco Merlini	0.09 s	C	2017-10-08 05:09:58
10	Alexander Heilmeier	0.10 s	C	2015-12-02 21:02:37

#	User	Runtime	Language	Date
1	Zakhar Berkut	0.09 s	C#	2016-05-23 10:30:12
2	Dmitrii Melnik	0.09 s	C#	2016-05-23 10:42:13
3	Thomas Østergaard	0.09 s	C#	2020-06-06 13:28:11
4	Мирослава Тарча	0.13 s	C#	2016-05-25 09:55:58
5	Christopher Fjellström	0.15 s	C#	2015-11-13 23:39:05
6	Marvel Pznk	0.15 s	C#	2016-05-21 14:24:49
7	Joe Amenta	0.16 s	C#	2018-05-13 22:30:58
8	Muhammad Fathir Irhas	0.19 s	C#	2016-12-07 10:32:59
9	Slade Taylor	0.19 s	C#	2018-02-25 22:25:27
10	Hidden user	0.20 s	C#	2018-02-25 19:12:19

#	User	Runtime	Language	Date
1	Phyphor	0.02 s	C++	2016-11-21 21:22:50
2	Martin Stensgård	0.03 s	C++	2017-07-09 02:29:15
3	praveen jelish	0.04 s	C++	2013-10-01 02:14:27
4	Kristoffer Hallqvist	0.04 s	C++	2014-02-12 13:18:18
5	Bassam Alfarhan	0.04 s	C++	2016-03-19 08:12:21
6	Dmitrii Melnik	0.04 s	C++	2016-05-25 09:34:27
7	Marvel Pznk	0.04 s	C++	2016-05-25 09:40:45
8	Sebastian Schoener	0.04 s	C++	2017-12-20 21:46:02
9	Chenzhang Hu	0.04 s	C++	2018-04-08 04:33:21
10	Judith Hemp	0.04 s	C++	2021-10-01 23:56:49

#	User	Runtime	Language	Date
1	Annopdanai Pamarapa	0.12 s	Go	2024-02-15 07:35:41
2	Adam Engsig	0.19 s	Go	2021-04-23 10:11:16
3	Alejandro Germain	0.21 s	Go	2018-10-10 17:15:26
4	Việt Hà Nguyễn	0.23 s	Go	2016-06-21 18:13:59
5	dick move	0.24 s	Go	2021-05-12 18:52:59
6	Krzysztof Gibuła	0.25 s	Go	2019-03-16 10:19:49
7	Julian Duniec	0.26 s	Go	2013-10-15 17:18:45
8	Vilhelm Melkstam	0.27 s	Go	2022-04-25 14:57:56
9	Hidden user	0.35 s	Go	2024-02-21 10:40:30
10	Jean Niklas L'orange	0.37 s	Go	2018-05-01 20:19:16

#	User	Runtime	Language	Date
1	Tim Put	0.40 s	Haskell	2020-10-14 02:48:03
2	Sebastian Banert	0.43 s	Haskell	2024-07-21 17:21:48
3	Isaac Arvestad	0.45 s	Haskell	2018-11-19 14:40:39
4	BlackcapCoder	0.45 s	Haskell	2019-05-01 23:25:57
5	Birk Tjelmeland	0.50 s	Haskell	2018-01-10 23:00:57
6	Juan Miguel Vilar	0.50 s	Haskell	2021-01-28 18:50:33
7	Ryan Yates	0.82 s	Haskell	2019-04-27 15:04:17
8	Christian Leipe	0.93 s	Haskell	2019-08-20 13:08:46
9	Abel Martin	0.97 s	Haskell	2019-09-06 19:15:07
10	Lars Tveito	1.04 s	Haskell	2016-03-29 00:24:42

#	User	Runtime	Language	Date
1	Jan Štola	0.23 s	Java	2015-02-27 12:36:29
2	Hidden user	0.24 s	Java	2016-09-01 15:17:22
3	Jamie Kihira	0.24 s	Java	2018-05-17 01:16:37
4	Sven Rönnbäck	0.24 s	Java	2022-11-21 20:00:02
5	Martin Jakobsson	0.25 s	Java	2016-09-21 10:50:49
6	Thomas Sjöholm	0.26 s	Java	2014-11-17 12:24:52
7	Mik 13	0.26 s	Java	2015-10-30 04:22:18
8	Håkan Warnquist	0.28 s	Java	2013-04-02 17:14:45
9	Jonas Haglund	0.28 s	Java	2014-02-11 09:59:16
10	John Zhuang	0.28 s	Java	2015-07-11 00:40:23

#	User	Runtime	Language	Date
1	Sander Hellesø	0.43 s	JavaScript (Node.js)	2019-04-13 23:45:52
2	Theodor Greholm	0.44 s	JavaScript (Node.js)	2019-02-23 16:27:07
3	Hidden user	0.44 s	JavaScript (Node.js)	2019-03-12 13:25:05
4	Kiki Nori	0.65 s	JavaScript (Node.js)	2018-10-09 19:53:50
5	Faisal Rahman	0.77 s	JavaScript (Node.js)	2022-12-23 10:36:55
6	Sönke Schümann	0.85 s	JavaScript (Node.js)	2020-11-02 15:04:36
7	Kim K	0.88 s	JavaScript (Node.js)	2020-02-27 18:06:22
8	Christopher Walther	1.54 s	JavaScript (Node.js)	2021-04-16 15:38:29
9	Ken Lee	1.63 s	JavaScript (Node.js)	2019-12-15 08:46:38

#	User	Runtime	Language	Date
1	Hidden user	0.18 s	JavaScript (SpiderMonkey)	2014-11-13 14:01:06
2	Hidden user	0.18 s	JavaScript (SpiderMonkey)	2014-11-17 13:55:59
3	Jan Järfalk	0.18 s	JavaScript (SpiderMonkey)	2015-09-03 03:15:00
4	Tony	0.18 s	JavaScript (SpiderMonkey)	2016-03-10 22:59:27
5	Gabriel Lau	0.18 s	JavaScript (SpiderMonkey)	2016-03-29 10:06:52
6	Guillem Carrasco	0.18 s	JavaScript (SpiderMonkey)	2016-04-29 08:36:21
7	Pablo	0.19 s	JavaScript (SpiderMonkey)	2017-12-28 13:08:30
8	Mattias Bergman	0.20 s	JavaScript (SpiderMonkey)	2015-07-08 20:55:49
9	Ricardas Vaitkus	0.20 s	JavaScript (SpiderMonkey)	2016-04-09 22:25:43
10	Miguel Ehrstrand	0.21 s	JavaScript (SpiderMonkey)	2016-10-31 12:17:11

#	User	Runtime	Language	Date
1	Danny Robinson	0.63 s	Julia	2023-09-03 14:18:28
2	Timothy Gaede	1.06 s	Julia	2024-06-06 04:00:00

#	User	Runtime	Language	Date
1	Thanh Le	0.39 s	Kotlin	2021-08-08 18:06:35
2	Jacob Huebner	0.53 s	Kotlin	2020-03-17 00:17:18
3	Phường Lên	0.53 s	Kotlin	2020-05-11 07:50:38
4	Dmitry Shostak	0.55 s	Kotlin	2018-08-21 08:11:39
5	Adam Rankin	0.56 s	Kotlin	2023-09-12 06:51:31
6	Troy Warmboe	0.66 s	Kotlin	2018-10-19 22:41:11
7	Sam Keyser	0.77 s	Kotlin	2022-06-28 19:00:01
8	Hidden user	0.79 s	Kotlin	2022-05-17 22:29:43
9	Filip de Figueiredo	0.89 s	Kotlin	2021-08-28 20:48:33
10	August M	0.98 s	Kotlin	2022-04-20 10:40:07

#	User	Runtime	Language	Date
1	Shehab Ahmed Hatem (CoreTiQ.com)	0.39 s	Lua	2023-11-14 15:49:04
2	Joseph Chau	0.39 s	Lua	2024-01-26 04:43:05
3	Caleb Austin	1.09 s	Lua	2024-09-01 00:47:04

#	User	Runtime	Language	Date
1	Sarenard	0.35 s	OCaml	2024-08-03 08:27:07

#	User	Runtime	Language	Date
1	Oleksii Semilietov	0.18 s	PHP	2017-01-14 19:50:04
2	Darius de Witt	0.19 s	PHP	2019-08-30 21:28:13
3	Martin Dibakar Björling	0.20 s	PHP	2015-11-24 22:07:46
4	Borislav Anchev	0.20 s	PHP	2016-03-12 16:01:10
5	Peter Kenderov	0.20 s	PHP	2016-05-18 18:17:28
6	Niklas Holmström	0.21 s	PHP	2015-12-04 01:55:40
7	Александр Мирный	0.21 s	PHP	2017-06-12 13:46:48
8	Stepan Shamaiev	0.21 s	PHP	2017-06-14 10:00:44
9	Alex99	0.27 s	PHP	2017-06-11 22:02:04
10	Ashish Bhanderi	0.27 s	PHP	2020-03-03 15:46:41

#	User	Runtime	Language	Date
1	Peter Stauder	0.20 s	Python 3	2022-03-09 20:52:01
2	Maj Stenmark	0.21 s	Python 3	2020-08-31 19:54:31
3	Hannes Westermann	0.21 s	Python 3	2024-07-01 16:33:35
4	lingfeng jin	0.21 s	Python 3	2024-10-23 15:08:51
5	Youri Laoui	0.21 s	Python 3	2024-11-07 01:57:42
6	Ryan Pincha Dewage	0.21 s	Python 3	2024-11-09 21:56:28
7	Charles Poli	0.22 s	Python 3	2021-11-09 19:00:40
8	Benjamin Olsen	0.22 s	Python 3	2021-12-11 23:35:10
9	Gordon Bean	0.22 s	Python 3	2022-07-25 21:36:56
10	Kevin Cherry	0.22 s	Python 3	2022-11-11 20:36:33

#	User	Runtime	Language	Date
1	Daniel Losvans	0.31 s	Ruby	2015-11-26 10:17:33
2	Gerry Hall	0.33 s	Ruby	2016-03-27 04:23:03
3	Yusuke Ichiki	0.38 s	Ruby	2022-06-14 14:28:43
4	Clement Oh	0.40 s	Ruby	2024-03-17 08:21:26
5	Thomas Feld	0.42 s	Ruby	2023-05-03 13:01:43
6	Hidden user	1.32 s	Ruby	2017-10-03 17:01:31
7	Lasse Berglund	1.69 s	Ruby	2016-04-14 11:02:12
8	Denis Savchuk	2.05 s	Ruby	2016-05-22 23:53:27
9	Rosa Gutierrez	2.36 s	Ruby	2022-05-13 16:25:55

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.02 s	Rust	2024-05-17 17:04:26
2	Budi Syahiddin	0.09 s	Rust	2020-09-18 06:35:56
3	Adam Ehlers Nyholm Thomsen	0.10 s	Rust	2021-08-17 20:46:17
4	Hugo Cousin	0.11 s	Rust	2020-05-13 18:48:58
5	Bas Dirks	0.11 s	Rust	2022-07-22 08:55:33
6	Christofer Nolander	0.13 s	Rust	2019-10-21 23:30:38
7	Florian Nagel	0.13 s	Rust	2019-10-29 16:07:12
8	Egor Kulikov	0.13 s	Rust	2024-10-11 15:23:03
9	Raimo Ihle	0.15 s	Rust	2020-05-07 16:51:06
10	Hidden user	0.15 s	Rust	2021-01-10 21:03:02

#	User	Length	Language	Date
1	Chenzhang Hu	5	Bash	2024-04-14 11:27:57

#	User	Length	Language	Date
1	Hidden user	486	C	2015-02-19 16:08:52
2	Christian Lindeström	717	C	2016-08-15 15:29:37
3	Mingwei Sui	749	C	2020-11-23 20:45:42
4	Hidden user	783	C	2024-02-21 09:59:59
5	Marcelo Ygor e S. Bezerra	799	C	2016-04-07 20:23:09
6	Ivan Petrov	803	C	2019-04-01 09:18:39
7	Mingwei Sui	868	C	2020-12-08 00:34:07
8	Hidden user	871	C	2022-11-18 21:52:24
9	Hidden user	924	C	2024-02-14 21:44:16
10	Bochuan Lu	984	C	2017-05-02 02:40:15

#	User	Length	Language	Date
1	Johan Ahlrik	584	C#	2023-07-17 21:15:18
2	Sergey Fedotov	747	C#	2016-02-27 11:30:04
3	Sergey Ilchenko	832	C#	2019-11-09 19:01:31
4	Мирослава Тарча	878	C#	2016-05-22 16:38:29
5	Zach Champeau	916	C#	2023-09-18 02:28:20
6	Dmitrii Melnik	1083	C#	2016-05-19 16:13:42
7	Eduard Abliazimov	1122	C#	2016-02-29 19:59:58
8	Владимир Хилько	1131	C#	2020-02-07 12:47:49
9	Johnson Ho	1170	C#	2016-11-20 16:37:10
10	Hidden user	1193	C#	2018-02-16 22:57:27

#	User	Length	Language	Date
1	Johan Wind	340	C++	2015-12-01 21:11:45
2	Alexandre Jesus	389	C++	2024-05-15 00:34:48
3	a_b__c	400	C++	2021-02-28 18:41:27
4	Moncef Mhasni	436	C++	2016-04-24 21:54:54
5	soutinho	441	C++	2022-06-14 15:48:03
6	Shashwati Shradha	442	C++	2018-09-22 18:55:46
7	A Kresna	446	C++	2019-10-08 17:32:25
8	Maheen Hussain	451	C++	2019-06-02 07:03:10
9	OwO	453	C++	2021-01-27 18:37:39
10	Nadhir Halbouni	456	C++	2022-03-13 19:15:59

#	User	Length	Language	Date
1	Alejandro Germain	709	Go	2018-10-10 17:15:26
2	Việt Hà Nguyễn	715	Go	2016-06-21 18:13:59
3	Krzysztof Gibuła	780	Go	2019-03-16 10:19:49
4	Didrik Nordström	834	Go	2014-11-16 16:26:44
5	Annopdanai Pamarapa	853	Go	2024-02-15 07:35:41
6	Hidden user	875	Go	2024-03-27 12:17:03
7	Vilhelm Melkstam	952	Go	2022-04-25 14:57:56
8	Jean Niklas L'orange	968	Go	2018-05-01 20:19:16
9	Julian Duniec	1074	Go	2013-10-15 17:18:45
10	Andriy Zyevakov	1387	Go	2022-08-16 22:38:36

#	User	Length	Language	Date
1	BlackcapCoder	247	Haskell	2019-05-01 22:37:38
2	David Wärn	329	Haskell	2015-05-28 15:37:12
3	Lars Tveito	377	Haskell	2016-03-29 00:24:42
4	Tim Put	400	Haskell	2019-09-16 20:42:39
5	Sebastian Banert	406	Haskell	2024-07-21 17:21:48
6	Stefan Kennedy	500	Haskell	2018-11-06 20:02:40
7	Johan Arnör	520	Haskell	2016-05-05 10:09:25
8	Hidden user	541	Haskell	2014-12-22 19:12:13
9	Jeffrey Rosenbluth	542	Haskell	2018-01-23 18:21:16
10	Nikos Sidiropoulos	554	Haskell	2024-06-01 17:20:07

#	User	Length	Language	Date
1	Chihiro Ogino	512	Java	2019-06-23 19:28:50
2	Kurtis Van Gent	531	Java	2016-03-23 17:06:31
3	Stephen Royal	544	Java	2015-08-19 16:14:29
4	Jiru Xu	546	Java	2016-10-30 18:37:26
5	Félix Robitaille	578	Java	2020-11-14 20:21:11
6	Yuran Zhang	583	Java	2022-11-18 01:02:12
7	Benjamin Laurence Erickson	586	Java	2016-03-30 18:32:08
8	Micah Stairs	593	Java	2015-09-12 23:00:57
9	Eric Leow Yu Quan	594	Java	2020-12-18 14:03:06
10	Kevin Kauffman	603	Java	2021-12-29 05:39:52

#	User	Length	Language	Date
1	Sönke Schümann	893	JavaScript (Node.js)	2020-11-02 15:04:36
2	Ken Lee	953	JavaScript (Node.js)	2019-12-15 08:46:38
3	Kiki Nori	1116	JavaScript (Node.js)	2018-10-09 19:53:50
4	Kim K	1197	JavaScript (Node.js)	2020-02-27 18:06:22
5	Theodor Greholm	1224	JavaScript (Node.js)	2019-02-23 16:27:07
6	Sander Hellesø	1347	JavaScript (Node.js)	2019-04-13 23:45:52
7	Faisal Rahman	1396	JavaScript (Node.js)	2022-12-23 10:36:55
8	Hidden user	1411	JavaScript (Node.js)	2019-03-12 13:25:05
9	Christopher Walther	1872	JavaScript (Node.js)	2021-04-16 15:38:29

#	User	Length	Language	Date
1	Christian Cederquist	201	JavaScript (SpiderMonkey)	2022-10-19 19:56:15
2	Miguel Ehrstrand	268	JavaScript (SpiderMonkey)	2017-04-19 01:36:17
3	Jan Järfalk	285	JavaScript (SpiderMonkey)	2015-09-03 02:43:13
4	Darius de Witt	320	JavaScript (SpiderMonkey)	2016-05-05 19:43:19
5	Pablo	493	JavaScript (SpiderMonkey)	2017-12-28 13:08:30
6	Bjørn Chr. Soltvedt	531	JavaScript (SpiderMonkey)	2016-04-18 02:47:44
7	Gabriel Lau	547	JavaScript (SpiderMonkey)	2016-03-29 10:06:52
8	Sergio Crisostomo	568	JavaScript (SpiderMonkey)	2016-10-01 11:20:52
9	Drayon	591	JavaScript (SpiderMonkey)	2016-02-11 17:33:54
10	Filatov Evgen	592	JavaScript (SpiderMonkey)	2016-05-24 13:37:22

#	User	Length	Language	Date
1	Danny Robinson	139	Julia	2023-09-03 14:18:28
2	Timothy Gaede	727	Julia	2024-06-06 04:00:00

#	User	Length	Language	Date
1	Dayan Ruben Gonzalez	385	Kotlin	2020-09-29 04:37:33
2	Sergey Jakobsen	414	Kotlin	2021-09-22 22:54:00
3	Matthew Lutze	443	Kotlin	2019-09-29 19:53:35
4	Dmitry Shostak	563	Kotlin	2018-08-21 08:11:39
5	Adam Rankin	591	Kotlin	2023-09-12 06:51:31
6	Sam Keyser	829	Kotlin	2022-06-28 19:00:01
7	Troy Warmboe	1007	Kotlin	2018-10-19 22:41:11
8	August M	1123	Kotlin	2022-04-20 10:40:07
9	Filip de Figueiredo	1215	Kotlin	2021-08-28 20:48:33
10	Hidden user	1284	Kotlin	2022-05-17 21:43:40

#	User	Length	Language	Date
1	Joseph Chau	615	Lua	2024-01-26 04:43:05
2	Shehab Ahmed Hatem (CoreTiQ.com)	747	Lua	2023-11-14 15:49:04
3	Caleb Austin	1153	Lua	2024-09-01 00:47:04

#	User	Length	Language	Date
1	Sarenard	1273	OCaml	2024-08-03 08:27:07

#	User	Length	Language	Date
1	Stepan Shamaiev	559	PHP	2017-05-25 10:58:34
2	Oleksii Semilietov	624	PHP	2017-01-14 10:33:54
3	Borislav Anchev	632	PHP	2016-03-12 16:01:10
4	Darius de Witt	654	PHP	2019-08-30 21:34:05
5	Peter Kenderov	900	PHP	2016-05-18 18:17:28
6	Hidden user	1047	PHP	2016-09-27 00:57:17
7	Martin Dibakar Björling	1060	PHP	2015-11-24 22:07:46
8	Julia Latanskaya	1343	PHP	2017-06-13 09:50:14
9	Александр Мирный	1382	PHP	2017-06-12 13:46:48
10	Davor Poposki	2180	PHP	2017-06-28 12:38:25

#	User	Length	Language	Date
1	Clement Oh	109	Python 3	2023-06-21 12:05:02
2	Benjamin Z White	121	Python 3	2023-05-31 23:42:18
3	Thomas Draper	131	Python 3	2023-06-15 19:58:39
4	Guðni Natan Gunnarsson	137	Python 3	2023-09-28 09:38:09
5	Sarek Høverstad Skotåm	162	Python 3	2022-10-01 04:18:02
6	Farzam Abrishami	179	Python 3	2024-01-27 22:06:03
7	Jayden Pahukula	188	Python 3	2023-09-10 22:08:44
8	Gerth Stølting Brodal	189	Python 3	2020-02-07 20:32:32
9	Kelly Dance	193	Python 3	2023-08-16 19:15:35
10	Alex Weil	217	Python 3	2017-01-27 23:58:44

#	User	Length	Language	Date
1	Thomas Feld	93	Ruby	2023-05-03 13:01:43
2	Clement Oh	141	Ruby	2024-03-17 08:21:26
3	Yusuke Ichiki	257	Ruby	2022-06-14 14:28:43
4	Daniel Losvans	350	Ruby	2015-11-26 10:17:33
5	Hidden user	364	Ruby	2017-10-03 17:01:31
6	Rosa Gutierrez	435	Ruby	2022-05-13 16:25:55
7	Lasse Berglund	493	Ruby	2016-04-14 11:02:12
8	Gerry Hall	540	Ruby	2016-03-27 04:23:03
9	Denis Savchuk	1429	Ruby	2016-05-22 19:48:45

#	User	Length	Language	Date
1	Bas Dirks	547	Rust	2022-07-22 08:55:33
2	Patrick Elsen	788	Rust	2023-02-16 23:53:40
3	Adam Ehlers Nyholm Thomsen	827	Rust	2021-08-17 20:46:17
4	Hugo Cousin	836	Rust	2020-05-13 18:48:58
5	Raimo Ihle	864	Rust	2020-05-07 16:51:06
6	Florian Nagel	951	Rust	2019-10-29 19:03:22
7	Sindbad Walter	1173	Rust	2023-11-07 01:38:43
8	Mathias Svensson	1483	Rust	2019-10-24 09:33:59
9	Richard Friberg	1634	Rust	2022-09-13 22:52:27
10	Iker Lissarrague	1708	Rust	2023-07-31 06:02:41

Solution running time distribution