Problem A
Money Matters — Problem Statistics

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Submissions	9476
Accepted submissions	3525
Submission ratio	37.20%
Authors	2886
Full solves [?]	2491
Full solve Ratio	86.31%

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	C	2017-05-16 12:51:25
2	Marcus Ramse	0.00 s	C	2017-09-01 01:58:00
3	Eyleifur Bjarkason	0.00 s	C	2019-12-05 23:15:04
4	Bergur Snorrason	0.00 s	C	2020-09-14 12:06:02
5	Marcus Larsson	0.01 s	C	2013-02-24 10:40:55
6	Victor Hallberg	0.01 s	C	2013-02-26 22:42:11
7	Ivan Petrov	0.01 s	C	2019-05-29 13:53:17
8	Sambit Palit	0.01 s	C	2020-11-17 21:40:38
9	Brage Isak Keiserås Bakkane	0.01 s	C	2021-02-09 14:47:07
10	Filip Hovorka	0.01 s	C	2021-02-24 12:59:59

#	User	Runtime	Language	Date
1	Simon Ståhlberg	0.03 s	C#	2014-03-05 13:26:58
2	Hidden user	0.05 s	C#	2018-03-10 15:18:15
3	Atanas Trpceski	0.06 s	C#	2015-06-14 11:12:18
4	Pontus Bergkvist	0.06 s	C#	2016-07-02 19:10:34
5	Oliver Mohlin	0.06 s	C#	2016-09-06 22:00:47
6	Toni Vettorazzi Lee	0.06 s	C#	2016-09-06 23:40:33
7	Samuel Wrååk	0.06 s	C#	2016-09-07 11:14:17
8	Daniel Erdmann	0.06 s	C#	2016-12-06 16:10:34
9	Robert Ericsson	0.06 s	C#	2016-12-07 13:00:40
10	Nathaniel Vaughn	0.06 s	C#	2016-12-07 14:05:01

#	User	Runtime	Language	Date
1	Jonatan Stodeman	0.00 s	C++	2016-09-12 21:50:12
2	Grae Yeandle	0.00 s	C++	2017-01-30 21:37:03
3	Donald Dong	0.00 s	C++	2018-03-29 05:48:25
4	Oskar Lundin	0.00 s	C++	2018-11-12 12:08:44
5	Ian DeHaan	0.00 s	C++	2019-07-30 01:01:31
6	Otto Stadel Clausen	0.00 s	C++	2019-11-12 17:16:10
7	Jonathan Hallström	0.00 s	C++	2023-03-31 12:14:30
8	Alexander Kravberg	0.00 s	C++	2023-08-30 23:40:38
9	Hidden user	0.00 s	C++	2024-12-10 18:03:08
10	Lukas Polacek	0.01 s	C++	2011-12-17 16:11:18

#	User	Runtime	Language	Date
1	Nathan Lee	0.01 s	Go	2025-10-01 22:16:04
2	Yitian Wang	0.07 s	Go	2023-03-16 04:45:30
3	Paul Boddington	0.11 s	Go	2016-05-20 14:44:34
4	Norbert Voelker	0.11 s	Go	2021-03-22 00:34:12
5	Hidden user	0.71 s	Go	2016-12-06 11:10:29
6	Erlend Fonnes	0.78 s	Go	2021-01-31 21:43:40
7	Aldo Ginting	0.92 s	Go	2020-11-26 13:12:40

#	User	Runtime	Language	Date
1	Oskar Segersvärd	0.28 s	Haskell	2014-10-13 18:34:01
2	Charlie Hanley	0.33 s	Haskell	2021-12-10 01:10:56

#	User	Runtime	Language	Date
1	Tyler Xiao	0.06 s	Java	2024-10-14 00:54:00
2	John Isak Fjellvang Villanger	0.07 s	Java	2018-10-08 02:30:35
3	Sven Rönnbäck	0.07 s	Java	2024-07-09 22:43:45
4	Simon Klein	0.08 s	Java	2011-12-14 12:09:06
5	Luu Nhat Phi	0.08 s	Java	2016-07-29 08:03:44
6	Mehdi Ichou	0.08 s	Java	2017-04-02 16:29:05
7	Bjørn Dons	0.08 s	Java	2018-10-09 00:07:02
8	Ryan Tan	0.08 s	Java	2022-05-18 19:04:40
9	Yibo Huang	0.09 s	Java	2020-09-19 19:46:33
10	Jan Štola	0.10 s	Java	2015-05-27 22:32:42

#	User	Runtime	Language	Date
1	Chijioke Orabueze	0.16 s	JavaScript (Node.js)	2025-12-16 06:38:45
2	Christopher Walther	0.51 s	JavaScript (Node.js)	2021-04-16 18:53:05
3	Stephanie Keck	0.55 s	JavaScript (Node.js)	2020-02-08 05:42:15
4	Oscar Peulicke	0.78 s	JavaScript (Node.js)	2020-10-25 11:59:40

#	User	Runtime	Language	Date
1	Peter Jonason	0.04 s	JavaScript (SpiderMonkey)	2015-10-19 14:47:18
2	Pedro Otero	0.05 s	JavaScript (SpiderMonkey)	2016-12-14 23:27:19
3	Hidden user	0.06 s	JavaScript (SpiderMonkey)	2014-10-17 01:08:16
4	Hidden user	0.08 s	JavaScript (SpiderMonkey)	2014-10-16 12:19:20
5	Hà Minh Ngọc	0.09 s	JavaScript (SpiderMonkey)	2019-09-28 07:43:17
6	Hidden user	0.11 s	JavaScript (SpiderMonkey)	2014-10-12 15:57:03
7	Christian Pilegaard Cederquist	0.12 s	JavaScript (SpiderMonkey)	2023-06-05 09:03:34
8	Bjørn Chr. Soltvedt	0.13 s	JavaScript (SpiderMonkey)	2021-02-05 17:01:33

#	User	Runtime	Language	Date
1	Timothy Gaede	0.70 s	Julia	2024-05-28 10:36:37

#	User	Runtime	Language	Date
1	Hidden user	0.36 s	Kotlin	2019-12-08 09:57:45
2	Chimney Warzone	0.44 s	Kotlin	2023-10-21 11:28:50
3	Kelly Dance	0.54 s	Kotlin	2022-11-14 03:24:32
4	Phường Lên	0.58 s	Kotlin	2019-12-06 02:24:17
5	Hidden user	0.62 s	Kotlin	2021-02-25 00:03:49
6	Adam Rankin	0.67 s	Kotlin	2023-09-13 19:08:15
7	Jinyan Liu	0.68 s	Kotlin	2021-02-21 18:48:10
8	Hajime Morrita	0.73 s	Kotlin	2022-08-09 14:50:25
9	Alexandre Conte	0.77 s	Kotlin	2021-08-26 18:50:58

#	User	Runtime	Language	Date
1	Caleb Austin	0.10 s	Lua	2024-09-20 22:47:25

#	User	Runtime	Language	Date
1	Angel Mier	0.02 s	Objective-C	2014-11-10 22:41:01

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.01 s	Pascal	2018-10-01 22:49:51

#	User	Runtime	Language	Date
1	Leonard Lepadatu	0.03 s	PHP	2016-12-09 02:05:31
2	Ola Næss Kaldestad	0.04 s	PHP	2017-01-31 05:11:13

#	User	Runtime	Language	Date
1	Ingemar Markström	0.06 s	Python 2	2016-03-09 10:17:46
2	Joakim Uddholm	0.07 s	Python 2	2014-10-11 01:12:18
3	Christofer Ohlsson	0.07 s	Python 2	2015-06-10 17:40:50
4	Carl Martin Rosenberg	0.07 s	Python 2	2015-10-15 01:25:56
5	Siri Dovner	0.07 s	Python 2	2016-10-15 19:02:49
6	Hermon Mulat	0.07 s	Python 2	2018-12-09 01:11:29
7	Hidden user	0.08 s	Python 2	2014-10-15 15:52:14
8	Daniel Palmqvist	0.08 s	Python 2	2015-10-03 18:14:11
9	Hidden user	0.08 s	Python 2	2015-11-09 04:17:53
10	Maisam Arif	0.08 s	Python 2	2017-04-29 20:39:35

#	User	Runtime	Language	Date
1	Ethan Nguyen	0.07 s	Python 3	2025-02-14 23:46:25
2	Jan Bobert	0.07 s	Python 3	2025-04-11 13:31:49
3	Russell	0.07 s	Python 3	2025-09-21 02:02:22
4	Petr	0.07 s	Python 3	2025-09-30 20:46:03
5	Zahid Hasan	0.07 s	Python 3	2025-10-11 03:00:11
6	Rithwik Korukonda Bhattar	0.07 s	Python 3	2025-10-11 06:54:49
7	wong yin kwan	0.07 s	Python 3	2025-10-13 15:44:50
8	Mohammed Al Robiay	0.07 s	Python 3	2025-10-14 03:55:07
9	Hidden user	0.07 s	Python 3	2025-10-16 20:16:33
10	Zachary Zhang	0.07 s	Python 3	2025-10-17 00:19:23

#	User	Runtime	Language	Date
1	Joshua Coward	0.10 s	Ruby	2020-08-22 19:57:50
2	Hidden user	0.10 s	Ruby	2021-01-13 23:43:45

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2024-09-02 11:52:19
2	Egor Kulikov	0.00 s	Rust	2024-12-27 15:32:24
3	Joe Blower	0.00 s	Rust	2025-08-29 03:00:43
4	Artur Khuziakhmetov	0.01 s	Rust	2022-07-14 06:16:57
5	Bas Dirks	0.01 s	Rust	2022-07-23 15:35:38
6	Hidden user	0.01 s	Rust	2022-08-07 01:53:09
7	Daniel Anker Hermansen	0.01 s	Rust	2023-09-15 23:05:25
8	Felix Köhler	0.01 s	Rust	2024-06-11 06:21:37
9	Erik Magnusson	0.01 s	Rust	2024-06-14 12:22:34
10	Mckinley Xie	0.01 s	Rust	2025-02-14 22:09:21

#	User	Runtime	Language	Date
1	Magnus Eide-Fredriksen	0.44 s	Zig	2025-05-14 11:17:40

#	User	Length	Language	Date
1	Viktor Bello Thomsen	655	C	2021-09-07 12:39:49
2	Andreas Björklund	692	C	2018-12-01 18:44:52
3	Ivan Petrov	724	C	2019-05-29 13:53:17
4	Dan Rubery	798	C	2015-04-02 17:18:20
5	Christoffer Sommerlund	1033	C	2021-09-07 16:04:20
6	Marcel Goh	1100	C	2019-11-01 21:43:47
7	Marcus Larsson	1148	C	2013-02-24 10:40:55
8	Olav Røthe Bakken	1292	C	2017-01-26 19:16:26
9	Daniel	1312	C	2021-11-02 17:49:49
10	Mirel Cosulschi	1312	C	2022-11-05 13:50:05

#	User	Length	Language	Date
1	Tristan Close	1609	C#	2017-03-14 22:02:54
2	Ahmad Barhamje	1646	C#	2022-11-27 14:45:56
3	Akash Gupta	2000	C#	2017-04-14 14:11:55
4	Joakim Eriksson	2112	C#	2020-01-03 21:19:26
5	mr_chino	2121	C#	2024-09-22 17:17:06
6	Pontus Bergkvist	2171	C#	2016-07-02 19:10:34
7	Linda Andersson	2185	C#	2021-06-29 16:49:40
8	Niklas Pettersson	2217	C#	2017-05-30 13:59:44
9	Atanas Trpceski	2247	C#	2015-06-14 11:12:18
10	Jonas Klintberg	2284	C#	2016-09-08 15:58:35

#	User	Length	Language	Date
1	Mohammad Sadeghi	506	C++	2024-05-16 14:17:36
2	Ben Wu	525	C++	2021-08-06 18:21:45
3	William Gan	541	C++	2017-02-08 17:45:15
4	Herman Karlsson	575	C++	2016-04-09 14:51:02
5	WU DI	576	C++	2023-01-04 15:14:19
6	Li Yao'an	609	C++	2017-02-10 07:55:11
7	Johan Wind	612	C++	2015-11-30 13:55:55
8	Zane Yu	615	C++	2019-01-10 13:02:18
9	Adhish Kancharla	636	C++	2020-10-11 11:47:22
10	Simone Moretti	636	C++	2022-04-06 15:24:55

#	User	Length	Language	Date
1	Paul Boddington	1275	Go	2016-05-20 14:44:34
2	Yitian Wang	1623	Go	2023-03-16 04:45:30
3	Aldo Ginting	1654	Go	2020-11-26 13:12:40
4	Nathan Lee	1881	Go	2025-10-01 22:16:04
5	Hidden user	2175	Go	2016-12-06 11:10:29
6	Erlend Fonnes	2360	Go	2021-01-31 21:43:40
7	Norbert Voelker	3644	Go	2021-03-22 00:34:12

#	User	Length	Language	Date
1	Oskar Segersvärd	1867	Haskell	2014-10-13 18:34:01
2	Charlie Hanley	3943	Haskell	2021-12-10 01:10:56

#	User	Length	Language	Date
1	Simon Xue	889	Java	2016-02-29 05:08:34
2	Doug Goodman	890	Java	2018-02-26 18:48:16
3	Aaron Hosler	975	Java	2016-09-21 00:15:50
4	Eric Choinière	1014	Java	2018-03-23 21:39:50
5	Blair Du	1017	Java	2018-04-06 04:32:20
6	Diana Bishop	1051	Java	2018-08-31 17:44:22
7	Kiên Nguyễn Tiến Trung	1103	Java	2017-02-15 13:06:05
8	zhiqiao Yu	1119	Java	2020-11-14 20:05:47
9	Amon Al-khatib	1122	Java	2015-12-22 21:46:41
10	Ian Gonzalez	1135	Java	2019-10-10 21:42:51

#	User	Length	Language	Date
1	Oscar Peulicke	910	JavaScript (Node.js)	2020-10-25 11:59:40
2	Chijioke Orabueze	1143	JavaScript (Node.js)	2025-12-16 06:41:28
3	Christopher Walther	2807	JavaScript (Node.js)	2021-04-16 18:53:05
4	Stephanie Keck	7575	JavaScript (Node.js)	2020-02-08 05:42:15

#	User	Length	Language	Date
1	Pedro Otero	941	JavaScript (SpiderMonkey)	2016-12-14 23:27:19
2	Hidden user	1104	JavaScript (SpiderMonkey)	2014-10-12 15:57:03
3	Hidden user	1124	JavaScript (SpiderMonkey)	2014-10-16 13:21:50
4	Hidden user	1352	JavaScript (SpiderMonkey)	2014-10-16 12:17:25
5	Hà Minh Ngọc	1583	JavaScript (SpiderMonkey)	2016-07-27 09:41:18
6	Christian Pilegaard Cederquist	1630	JavaScript (SpiderMonkey)	2023-06-05 09:03:34
7	Peter Jonason	1758	JavaScript (SpiderMonkey)	2015-10-19 14:47:18
8	Bjørn Chr. Soltvedt	19446	JavaScript (SpiderMonkey)	2021-02-05 17:01:33

#	User	Length	Language	Date
1	Timothy Gaede	2352	Julia	2024-05-28 10:36:37

#	User	Length	Language	Date
1	Kelly Dance	763	Kotlin	2022-11-14 03:24:32
2	Phường Lên	866	Kotlin	2019-12-06 02:24:17
3	Hidden user	1133	Kotlin	2019-12-08 09:57:45
4	Hajime Morrita	1507	Kotlin	2022-08-09 14:48:59
5	Alexandre Conte	1601	Kotlin	2021-08-26 18:50:58
6	Chimney Warzone	1652	Kotlin	2023-10-21 11:13:02
7	Hidden user	1757	Kotlin	2021-02-25 00:03:49
8	Adam Rankin	1778	Kotlin	2023-09-13 19:08:15
9	Jinyan Liu	2308	Kotlin	2021-02-21 18:05:32

#	User	Length	Language	Date
1	Caleb Austin	1259	Lua	2024-09-20 22:47:25

#	User	Length	Language	Date
1	Angel Mier	4651	Objective-C	2014-11-10 21:46:27

#	User	Length	Language	Date
1	Ingemar Ragnemalm	2548	Pascal	2018-10-01 22:49:51

#	User	Length	Language	Date
1	Leonard Lepadatu	721	PHP	2016-12-09 02:05:31
2	Ola Næss Kaldestad	1316	PHP	2017-01-31 05:20:02

#	User	Length	Language	Date
1	Thomas Feld	419	Python 2	2019-10-16 14:30:30
2	Lars Åström	594	Python 2	2018-04-09 23:07:07
3	Jesper Öqvist	602	Python 2	2018-05-24 11:04:10
4	Victor Zheng	614	Python 2	2017-08-18 06:35:03
5	Guan Yang Ze	641	Python 2	2019-10-17 18:13:51
6	Joakim Uddholm	712	Python 2	2014-10-11 01:12:18
7	Jonatan Nilsson	745	Python 2	2019-04-16 18:11:55
8	Marcus Johansson	754	Python 2	2016-08-14 21:31:45
9	Hidden user	790	Python 2	2014-10-15 15:52:14
10	Daniel Palmqvist	802	Python 2	2015-10-03 18:14:11

#	User	Length	Language	Date
1	Julia	245	Python 3	2024-11-18 22:25:50
2	Michael Goldwasser	248	Python 3	2025-11-06 03:48:17
3	Noah Hessen Bjerke	254	Python 3	2024-11-15 22:03:42
4	Julie	304	Python 3	2024-11-16 16:13:38
5	Kelly Dance	389	Python 3	2023-10-05 16:33:21
6	Oskar Haarklou Veileborg	458	Python 3	2020-03-19 08:17:57
7	Ahmed Chamseddine	492	Python 3	2025-05-11 09:38:01
8	Hidden user	495	Python 3	2021-08-28 07:46:52
9	Timothy White	503	Python 3	2025-12-07 00:56:05
10	Sander Oppen	513	Python 3	2024-12-14 19:20:08

#	User	Length	Language	Date
1	Hidden user	484	Ruby	2021-01-13 23:43:45
2	Joshua Coward	744	Ruby	2020-08-22 19:57:50

#	User	Length	Language	Date
1	Artur Khuziakhmetov	1380	Rust	2022-07-14 08:15:50
2	Harry Coleman	1450	Rust	2022-05-02 06:36:14
3	Bas Dirks	1666	Rust	2022-07-23 15:35:38
4	Hidden user	1805	Rust	2023-08-01 03:09:36
5	Magnus Jacobsen	1903	Rust	2019-10-11 17:07:05
6	Felix Köhler	1949	Rust	2024-06-11 06:21:37
7	Mckinley Xie	2306	Rust	2025-02-14 22:09:21
8	Logan Travis	2587	Rust	2025-10-20 01:18:17
9	Krish Lal	2692	Rust	2025-10-02 10:18:10
10	Joe Blower	3225	Rust	2025-08-29 03:00:43

#	User	Length	Language	Date
1	Magnus Eide-Fredriksen	2331	Zig	2025-05-14 11:17:40

Solution running time distribution