Problem I
Equal Sums (Easy) — Problem Statistics

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Submissions	2428
Accepted submissions	1289
Submission ratio	53.09%
Authors	1104
Full solves [?]	981
Full solve Ratio	88.86%

#	User	Runtime	Language	Date
1	Nick Wu	0.01 s	C	2016-02-18 04:03:58
2	Ioannis Br	0.01 s	C	2023-10-11 15:02:50
3	Matthew Freestone	0.01 s	C	2024-07-14 22:17:02
4	Gabriel Stanculescu	0.01 s	C	2024-09-06 22:00:40
5	Alexander Bilde Pedersen	0.01 s	C	2024-10-25 22:41:43
6	Ivan Petrov	0.02 s	C	2019-08-22 13:53:32
7	Francisco Bruno Dias Ribeiro da Silva	0.02 s	C	2025-03-23 02:36:16
8	Lawrence Li	0.03 s	C	2016-02-02 10:42:10
9	Marcus Alsted Wegmann	0.06 s	C	2025-11-12 17:48:26
10	Huynh Thanh Thao	0.08 s	C	2015-10-03 01:25:31

#	User	Runtime	Language	Date
1	masosz	0.06 s	C#	2015-04-14 20:38:17
2	Donald Heppner	0.07 s	C#	2015-09-28 03:43:10
3	Nicklas Koch Rasmussen	0.07 s	C#	2024-11-08 09:21:57
4	Sandip Choudhary	0.07 s	C#	2024-11-10 12:20:17
5	Ezequiel Padillo Molina	0.07 s	C#	2024-11-13 15:08:30
6	Lucas Heede Vulpius	0.07 s	C#	2024-11-25 13:19:56
7	Sebastian A Borch Andersen	0.08 s	C#	2024-11-23 19:39:32
8	Dỗn Lùng	0.21 s	C#	2019-11-30 11:16:44
9	Elitsa Marinovska	3.28 s	C#	2020-11-01 23:22:50
10	Abdellatif Elyoussefy	3.42 s	C#	2020-06-13 15:00:58

#	User	Runtime	Language	Date
1	Hidden user	0.25 s	F#	2022-07-16 16:58:40

#	User	Runtime	Language	Date
1	James Robb	0.01 s	Go	2020-04-30 16:35:45
2	James Robb	0.01 s	Go	2020-05-12 11:58:27
3	Norbert Voelker	0.01 s	Go	2021-07-06 01:26:04
4	Line Dejgaard	0.01 s	Go	2023-10-09 07:32:34
5	Joshua James Calba	0.01 s	Go	2025-11-25 15:20:23
6	Hidden user	0.04 s	Go	2021-04-03 05:54:09

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Haskell	2019-10-27 15:50:24
2	Hidden user	0.02 s	Haskell	2022-02-09 08:22:30
3	Steinar Simonnes	0.02 s	Haskell	2024-07-04 16:10:45
4	Vincent Chow Zhi Yang	0.33 s	Haskell	2016-01-26 10:39:34
5	Brent Yorgey	3.75 s	Haskell	2017-11-25 05:10:25

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.05 s	Java	2022-02-11 15:49:58
2	Samuel Klingström	0.08 s	Java	2017-06-12 20:38:37
3	Kevin Lim Yong Shen	0.08 s	Java	2022-04-18 09:30:00
4	Crystal Sharpe	0.09 s	Java	2019-10-29 01:32:25
5	Theodoric Keith Lim	0.09 s	Java	2020-08-14 05:38:19
6	Alan Piao	0.09 s	Java	2021-09-27 00:29:07
7	Aurko Routh	0.10 s	Java	2024-02-24 20:51:14
8	Charlotte Schäfer	0.10 s	Java	2025-11-26 08:56:13
9	Erik Odenman	0.11 s	Java	2013-04-10 17:43:40
10	John Kevin Tjahjadi	0.11 s	Java	2017-01-25 18:04:12

#	User	Runtime	Language	Date
1	Nguyễn Mạnh Phúc	0.04 s	JavaScript (SpiderMonkey)	2018-09-25 05:26:56
2	Jimmy Gustafsson	0.07 s	JavaScript (SpiderMonkey)	2024-07-23 23:17:21
3	Christian Pilegaard Cederquist	0.08 s	JavaScript (SpiderMonkey)	2023-03-19 17:54:53
4	Bjørn Chr. Soltvedt	0.23 s	JavaScript (SpiderMonkey)	2016-03-15 11:35:56
5	Peter Kedemo	0.64 s	JavaScript (SpiderMonkey)	2016-06-12 11:24:15

#	User	Runtime	Language	Date
1	Hidden user	0.77 s	Julia	2025-04-18 06:37:35
2	Timothy Gaede	0.84 s	Julia	2024-04-10 01:52:30

#	User	Runtime	Language	Date
1	Balazs Toth	0.28 s	Kotlin	2022-11-30 19:30:38
2	Adam Rankin	3.25 s	Kotlin	2023-09-03 05:56:07

#	User	Runtime	Language	Date
1	Caleb Austin	0.02 s	Lua	2024-10-06 01:09:36

#	User	Runtime	Language	Date
1	Nguyen Hoang Trung	0.30 s	Pascal	2017-07-01 16:02:49

#	User	Runtime	Language	Date
1	Saito Ta	0.02 s	Perl	2024-04-22 13:58:19

#	User	Runtime	Language	Date
1	Markus Weller	4.64 s	PHP	2019-02-24 14:54:25

#	User	Runtime	Language	Date
1	Carl Martin Rosenberg	0.07 s	Python 2	2015-11-08 23:58:55
2	Christofer Ohlsson	0.08 s	Python 2	2015-07-06 23:50:56
3	David Wetterau	0.08 s	Python 2	2016-02-29 02:40:02
4	Hidden user	0.08 s	Python 2	2017-02-11 05:48:44
5	Jessica Fang	0.08 s	Python 2	2017-02-11 05:57:27
6	Kyle Tremblay	0.08 s	Python 2	2017-05-05 21:58:00
7	Felix jr Lazarte	0.08 s	Python 2	2017-10-02 08:30:40
8	Hidden user	0.08 s	Python 2	2018-02-10 05:44:33
9	Tyler Durden	0.08 s	Python 2	2018-02-12 22:24:49
10	Jordan James	0.08 s	Python 2	2018-02-14 20:09:41

#	User	Runtime	Language	Date
1	Noah Hessen Bjerke	0.04 s	Python 3	2025-11-12 02:06:36
2	Rohan Yalamanchili	0.05 s	Python 3	2024-09-05 02:52:45
3	Mahmood Mohammed Seoud	0.05 s	Python 3	2024-09-18 12:26:56
4	Garrett Moczygemba	0.05 s	Python 3	2024-09-30 20:23:13
5	Thomas Hall	0.05 s	Python 3	2024-10-06 04:22:05
6	Asger Lysdahl	0.05 s	Python 3	2024-10-21 19:21:36
7	Eugenia Sun	0.05 s	Python 3	2024-11-06 20:41:15
8	Marfavi	0.05 s	Python 3	2024-12-05 15:36:30
9	Hidden user	0.05 s	Python 3	2024-12-20 09:43:26
10	Ahmed Chamseddine	0.05 s	Python 3	2025-01-31 16:39:20

#	User	Runtime	Language	Date
1	Eric Pinter	0.01 s	Rust	2021-10-08 03:55:25
2	Artur Khuziakhmetov	0.01 s	Rust	2023-07-31 19:23:35
3	Marcus Oscarsson	0.05 s	Rust	2022-06-01 16:16:58
4	Bas Dirks	0.80 s	Rust	2022-03-23 15:26:53
5	David Rasch	2.60 s	Rust	2023-09-20 10:53:48

#	User	Runtime	Language	Date
1	Imran Rauf	6.91 s	Swift	2024-01-14 18:06:37

#	User	Length	Language	Date
1	Huynh Thanh Thao	1119	C	2015-10-03 01:19:46
2	Ioannis Br	1206	C	2023-10-11 15:02:50
3	Nick Wu	1207	C	2016-02-18 04:03:58
4	Alberto Donizetti	1210	C	2018-05-20 19:28:16
5	Gabriel Stanculescu	1213	C	2024-09-06 22:00:40
6	Francisco Bruno Dias Ribeiro da Silva	1223	C	2025-03-23 02:40:23
7	Marcus Alsted Wegmann	1413	C	2025-11-12 17:53:37
8	Alexander Bilde Pedersen	1545	C	2024-10-25 22:41:43
9	Lawrence Li	1838	C	2016-02-02 10:42:10
10	Hidden user	1967	C	2017-12-07 17:09:11

#	User	Length	Language	Date
1	Lucas Heede Vulpius	1643	C#	2024-11-25 13:19:56
2	Sebastian A Borch Andersen	2359	C#	2024-11-23 19:39:32
3	Ezequiel Padillo Molina	2543	C#	2024-11-13 15:08:30
4	Dỗn Lùng	2598	C#	2019-11-30 11:16:44
5	Elitsa Marinovska	2717	C#	2020-11-01 23:21:25
6	Abdellatif Elyoussefy	2883	C#	2020-06-13 15:00:58
7	masosz	3021	C#	2015-04-14 20:38:17
8	Sandip Choudhary	3130	C#	2024-11-10 12:20:17
9	Donald Heppner	4071	C#	2015-09-28 03:43:10
10	Nicklas Koch Rasmussen	39218	C#	2024-11-08 09:21:57

#	User	Length	Language	Date
1	Si Jun Ke	528	C++	2016-01-31 13:04:23
2	Frederick Pek	628	C++	2021-07-23 12:18:34
3	a_b__c	639	C++	2021-01-07 10:39:58
4	Johan Sannemo	684	C++	2014-05-02 15:55:10
5	Zane Yu	684	C++	2019-01-24 15:53:15
6	Herman Karlsson	692	C++	2015-08-27 16:18:23
7	How Si Wei	705	C++	2016-02-02 23:38:24
8	Johan Wind	709	C++	2015-05-23 15:01:31
9	Man Hin Jeffrey Hon	735	C++	2013-04-10 17:55:56
10	Nikola Katov	748	C++	2023-11-07 03:53:31

#	User	Length	Language	Date
1	Hidden user	2953	F#	2022-07-16 16:58:40

#	User	Length	Language	Date
1	Hidden user	946	Go	2021-04-03 05:54:09
2	Norbert Voelker	1262	Go	2021-07-06 01:43:05
3	James Robb	2038	Go	2020-04-30 16:35:45
4	James Robb	2053	Go	2020-05-12 11:58:27
5	Joshua James Calba	2285	Go	2025-11-25 15:20:23
6	Line Dejgaard	4371	Go	2023-10-09 07:32:34

#	User	Length	Language	Date
1	Vincent Chow Zhi Yang	782	Haskell	2016-01-26 10:39:34
2	Brent Yorgey	1321	Haskell	2017-11-25 05:10:25
3	Hidden user	1546	Haskell	2022-02-09 08:22:30
4	Steinar Simonnes	1725	Haskell	2024-07-04 16:12:41
5	Hidden user	7987	Haskell	2019-10-27 15:50:24

#	User	Length	Language	Date
1	Kiên Nguyễn Tiến Trung	986	Java	2017-01-28 12:45:11
2	Thomas King	1134	Java	2020-08-05 01:32:49
3	Benjamin Laurence Erickson	1237	Java	2016-10-01 19:43:28
4	Frank Ruskey	1243	Java	2018-03-12 00:38:50
5	Kendra Wannamaker	1274	Java	2017-06-10 20:55:23
6	Sandy Nguyen	1285	Java	2023-11-07 00:55:45
7	Markus Bao	1297	Java	2022-09-29 03:48:30
8	Kurtis Van Gent	1317	Java	2016-10-01 19:48:53
9	Marco Vincenzo Karaan	1324	Java	2016-04-30 08:29:46
10	Ada Clevinger	1368	Java	2018-06-07 22:04:42

#	User	Length	Language	Date
1	Nguyễn Mạnh Phúc	790	JavaScript (SpiderMonkey)	2018-09-25 05:26:56
2	Peter Kedemo	799	JavaScript (SpiderMonkey)	2016-05-31 23:54:14
3	Christian Pilegaard Cederquist	807	JavaScript (SpiderMonkey)	2023-03-19 17:54:53
4	Bjørn Chr. Soltvedt	949	JavaScript (SpiderMonkey)	2016-03-15 11:35:56
5	Jimmy Gustafsson	1097	JavaScript (SpiderMonkey)	2024-07-23 23:17:21

#	User	Length	Language	Date
1	Hidden user	307	Julia	2025-04-18 08:05:28
2	Timothy Gaede	1587	Julia	2024-04-10 01:52:30

#	User	Length	Language	Date
1	Balazs Toth	1189	Kotlin	2022-11-30 19:30:38
2	Adam Rankin	1653	Kotlin	2023-09-03 05:56:07

#	User	Length	Language	Date
1	Caleb Austin	1484	Lua	2024-10-06 01:09:36

#	User	Length	Language	Date
1	Nguyen Hoang Trung	990	Pascal	2017-07-01 16:02:49

#	User	Length	Language	Date
1	Saito Ta	243	Perl	2024-04-22 13:58:19

#	User	Length	Language	Date
1	Markus Weller	955	PHP	2019-02-24 14:54:25

#	User	Length	Language	Date
1	Thomas Feld	445	Python 2	2019-09-12 16:38:11
2	Hidden user	461	Python 2	2016-10-28 20:33:25
3	Andreas Björklund	462	Python 2	2019-03-13 21:42:26
4	Kyle Tremblay	508	Python 2	2017-05-05 21:58:00
5	Noah Ó Donnaile	579	Python 2	2016-11-23 02:45:02
6	Hidden user	591	Python 2	2017-02-11 05:57:11
7	Jessica Fang	591	Python 2	2017-02-11 05:57:27
8	Jesper Öqvist	592	Python 2	2018-10-27 21:21:05
9	Christofer Ohlsson	593	Python 2	2015-07-06 23:50:56
10	David Wetterau	596	Python 2	2016-02-29 02:40:02

#	User	Length	Language	Date
1	Guk Yi Siong	252	Python 3	2023-06-12 20:25:38
2	Benjamin Z White	300	Python 3	2023-04-24 00:05:56
3	Theo Coyne Morgan	369	Python 3	2020-04-29 02:10:10
4	Noah Hessen Bjerke	382	Python 3	2025-11-12 02:06:36
5	Tai Tze Kin	394	Python 3	2024-05-06 12:23:22
6	Oskar Haarklou Veileborg	434	Python 3	2020-05-05 15:58:19
7	Yohannes Melese	435	Python 3	2020-12-15 12:54:32
8	David Ludwig	447	Python 3	2017-11-12 06:15:30
9	Victor Zheng	451	Python 3	2017-06-10 21:54:39
10	Timothy Wan Kai Yang	480	Python 3	2023-05-13 08:50:25

#	User	Length	Language	Date
1	Artur Khuziakhmetov	1215	Rust	2023-07-31 19:23:35
2	David Rasch	1238	Rust	2023-09-20 10:53:48
3	Bas Dirks	1457	Rust	2022-03-23 15:26:53
4	Eric Pinter	1770	Rust	2021-10-08 03:55:25
5	Marcus Oscarsson	3025	Rust	2022-06-01 16:16:58

#	User	Length	Language	Date
1	Imran Rauf	966	Swift	2024-01-14 18:06:37

Solution running time distribution