Problem A
Falling Apples — Problem Statistics

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Submissions	3507
Accepted submissions	1428
Submission ratio	40.72%
Authors	1339
Full solves [?]	1123
Full solve Ratio	83.87%

#	User	Runtime	Language	Date
1	Adam Evans	0.00 s	C	2016-11-07 22:06:08
2	A. Ricardo Morales	0.00 s	C	2016-11-20 09:14:14
3	James Nickelsen	0.00 s	C	2016-11-21 04:09:07
4	Daniel Harding	0.00 s	C	2017-11-09 23:26:36
5	Hidden user	0.01 s	C	2017-11-29 19:16:30
6	Raymond Yang	0.01 s	C	2018-03-15 22:52:43
7	Ivan Petrov	0.01 s	C	2019-10-11 13:37:19
8	Bergur Snorrason	0.01 s	C	2019-11-01 13:08:01
9	Huy Dinh	0.01 s	C	2019-12-25 07:21:41
10	Sambit Palit	0.01 s	C	2020-11-18 19:38:33

#	User	Runtime	Language	Date
1	Jeremy Stephens	0.54 s	C#	2016-11-14 17:55:39
2	Liam Percy	0.56 s	C#	2019-01-14 03:03:13
3	Oliver	0.79 s	C#	2023-09-29 13:41:55
4	Benjamin Bilbeau	0.80 s	C#	2024-05-16 17:46:17
5	Nathan Andrews	0.80 s	C#	2024-09-06 23:09:17
6	Joshua Jacoby	1.00 s	C#	2020-05-13 23:20:51
7	Andriy Zyevakov	1.04 s	C#	2019-07-29 09:33:52
8	Hidden user	1.13 s	C#	2022-09-15 14:30:42

#	User	Runtime	Language	Date
1	Chen Shenghao	0.00 s	C++	2019-08-03 06:06:04
2	Keith Vargas	0.01 s	C++	2016-12-11 02:12:26
3	Gabriel Goh Kheng Lin	0.01 s	C++	2016-12-19 06:09:56
4	Lim Li	0.01 s	C++	2016-12-19 07:08:08
5	Tomas Lagland	0.01 s	C++	2017-03-05 20:39:53
6	Tan Jun An	0.01 s	C++	2017-03-26 20:34:13
7	Antonio Molina Lovett	0.01 s	C++	2017-09-23 19:14:50
8	Albert Gevorgyan	0.01 s	C++	2017-09-23 19:35:13
9	Douglas Deslauriers	0.01 s	C++	2017-09-24 22:26:12
10	Luke Videckis	0.01 s	C++	2017-09-25 04:07:37

#	User	Runtime	Language	Date
1	Nathan Lee	0.09 s	Go	2025-09-20 15:50:05
2	Norbert Voelker	0.20 s	Go	2021-11-29 23:03:15
3	Mik Achu	1.06 s	Go	2019-10-14 21:02:56
4	Anthony Alves	1.07 s	Go	2017-11-01 03:26:55

#	User	Runtime	Language	Date
1	Fumiaki Takagi	0.00 s	Haskell	2023-02-16 03:18:09
2	Steinar Simonnes	0.05 s	Haskell	2025-07-29 08:33:38
3	Ryan Yates	0.26 s	Haskell	2019-10-14 21:10:27
4	Brandon Tang	0.27 s	Haskell	2023-05-29 20:15:00

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.06 s	Java	2025-02-01 19:21:44
2	Samuel Klingström	0.14 s	Java	2017-08-12 00:40:53
3	Micah Stairs	0.15 s	Java	2017-01-21 05:06:34
4	Daniel Moyer	0.15 s	Java	2017-09-23 21:38:14
5	Luke Quinn	0.15 s	Java	2017-09-23 22:35:29
6	Liam Keliher	0.15 s	Java	2018-09-17 05:34:11
7	Dat Vo Nguyen Tien	0.16 s	Java	2021-06-19 16:52:28
8	Luis Varona	0.16 s	Java	2025-07-25 05:28:48
9	Jiru Xu	0.17 s	Java	2017-10-24 03:11:28
10	Gian Peña	0.18 s	Java	2020-01-06 23:25:14

#	User	Runtime	Language	Date
1	Peter Kedemo	0.55 s	JavaScript (Node.js)	2020-01-03 23:42:53

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.06 s	JavaScript (SpiderMonkey)	2016-11-05 19:23:32
2	Christian Pilegaard Cederquist	0.07 s	JavaScript (SpiderMonkey)	2023-06-17 21:57:32
3	Nicklas Utgaard	0.26 s	JavaScript (SpiderMonkey)	2019-10-14 19:57:17

#	User	Runtime	Language	Date
1	Timothy Gaede	1.02 s	Julia	2024-05-14 07:30:16

#	User	Runtime	Language	Date
1	Adam Rankin	0.37 s	Kotlin	2023-09-26 02:28:25
2	Chelsea Hoernemann	0.48 s	Kotlin	2022-10-27 20:36:46
3	Dayan Ruben Gonzalez	0.55 s	Kotlin	2020-10-11 03:09:57
4	Caden G	0.89 s	Kotlin	2019-12-13 07:43:47

#	User	Runtime	Language	Date
1	Caleb Austin	0.25 s	Lua	2024-09-06 23:11:15

#	User	Runtime	Language	Date
1	Joseph Chau	0.02 s	Pascal	2024-02-02 23:16:10

#	User	Runtime	Language	Date
1	Andre Pratama	0.09 s	Python 2	2017-11-25 15:40:51
2	Jesper Öqvist	0.10 s	Python 2	2018-09-22 19:46:50
3	Jiayi Wang	0.11 s	Python 2	2016-12-14 03:39:38
4	Matt Bonsall	0.11 s	Python 2	2017-03-28 19:24:42
5	Aarav Singh	0.11 s	Python 2	2017-09-23 22:14:39
6	Jeff Robertson	0.12 s	Python 2	2017-09-23 20:19:30
7	Hermon Mulat	0.12 s	Python 2	2019-01-19 23:13:11
8	Lars Åström	0.12 s	Python 2	2019-10-14 16:09:20
9	Justin Su	0.14 s	Python 2	2018-01-29 16:40:14
10	Johann Ly	0.14 s	Python 2	2019-01-21 09:05:01

#	User	Runtime	Language	Date
1	Uttam Thakore	0.07 s	Python 3	2016-11-06 22:51:14
2	Petr	0.08 s	Python 3	2025-05-28 08:32:30
3	Matthew Mar	0.11 s	Python 3	2024-09-06 22:16:56
4	Daniel Stein	0.11 s	Python 3	2024-11-25 18:23:14
5	Dan Carmon	0.11 s	Python 3	2025-10-19 16:17:19
6	Łukasz Łukaszew	0.12 s	Python 3	2021-10-14 15:08:06
7	Gladwin Yeo	0.12 s	Python 3	2022-07-28 06:43:04
8	Caeden Whitaker	0.12 s	Python 3	2023-02-19 23:14:20
9	Jackson Pelot	0.12 s	Python 3	2024-10-01 20:02:45
10	Nicolas Ladendorf	0.12 s	Python 3	2025-01-31 22:10:26

#	User	Runtime	Language	Date
1	Thomas Feld	0.69 s	Ruby	2023-06-08 08:20:49

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-06-06 13:25:30
2	Isak Jägberg	0.07 s	Rust	2022-01-11 17:32:01
3	Matt Schwartz	0.07 s	Rust	2023-06-29 00:03:36
4	Shahar Papini	0.07 s	Rust	2025-10-19 16:45:37
5	Kalle Vigren	0.09 s	Rust	2024-05-23 21:42:57
6	Mckinley Xie	0.09 s	Rust	2025-01-31 22:27:50
7	Savannah Cruz	0.10 s	Rust	2025-11-13 04:07:55

#	User	Length	Language	Date
1	Raymond Yang	521	C	2018-03-15 22:54:17
2	Yap Yi Juinn Jacelyn	617	C	2016-12-19 08:19:14
3	Daniel Harding	760	C	2017-11-08 07:22:40
4	Adam Evans	815	C	2016-11-07 22:06:08
5	Ivan Petrov	843	C	2019-10-11 13:37:19
6	Mirel Cosulschi	870	C	2025-05-15 16:25:48
7	Larry D. Pyeatt	1042	C	2023-10-28 19:52:17
8	Erik Boman	1115	C	2021-07-01 21:22:47
9	Hidden user	1137	C	2024-02-23 23:23:24
10	Hidden user	1215	C	2020-02-16 19:57:27

#	User	Length	Language	Date
1	Nathan Andrews	947	C#	2024-09-06 23:09:17
2	Liam Percy	981	C#	2019-01-14 03:03:13
3	Jeremy Stephens	1244	C#	2016-11-14 17:55:39
4	Oliver	2256	C#	2023-09-29 13:41:55
5	Benjamin Bilbeau	2504	C#	2024-05-16 17:46:17
6	Hidden user	3180	C#	2022-09-15 14:49:13
7	Joshua Jacoby	3991	C#	2020-05-13 23:20:51
8	Andriy Zyevakov	8373	C#	2019-07-29 09:33:52

#	User	Length	Language	Date
1	Alexander Skidanov	384	C++	2025-04-28 16:40:20
2	Grae Yeandle	418	C++	2021-03-25 10:49:50
3	Tim Dong	448	C++	2025-10-19 16:05:31
4	Marco Servin	489	C++	2020-07-09 19:47:45
5	Jonatan Ramírez Jiménez	499	C++	2020-07-15 02:59:04
6	Markus Mathiasen	503	C++	2021-08-20 09:11:33
7	Matthew Worley	506	C++	2017-11-04 16:22:55
8	Hyunjun Lee	520	C++	2022-10-26 19:39:39
9	Keith Vargas	522	C++	2016-12-11 02:12:26
10	Mikael K Eriksson	530	C++	2022-04-04 08:15:19

#	User	Length	Language	Date
1	Mik Achu	763	Go	2019-10-14 21:02:56
2	Nathan Lee	862	Go	2025-09-20 15:50:05
3	Norbert Voelker	969	Go	2021-11-29 23:03:15
4	Anthony Alves	1380	Go	2017-11-01 03:26:55

#	User	Length	Language	Date
1	Brandon Tang	153	Haskell	2023-06-08 10:53:05
2	Ryan Yates	424	Haskell	2019-10-14 21:10:27
3	Steinar Simonnes	539	Haskell	2025-07-29 08:40:04
4	Fumiaki Takagi	1401	Haskell	2023-02-16 03:18:09

#	User	Length	Language	Date
1	Doug Goodman	683	Java	2017-08-14 17:02:22
2	Dominic Reed	750	Java	2022-01-12 03:20:23
3	Nathan Cooper	785	Java	2017-11-10 22:28:37
4	Jiru Xu	795	Java	2017-10-24 03:11:28
5	Emilie Hyslop	805	Java	2020-12-02 12:42:50
6	Brennan Cleland	816	Java	2023-05-28 02:55:46
7	Kate Sanders	820	Java	2018-05-26 22:20:43
8	Quan Chau	832	Java	2017-09-23 20:51:12
9	Madison Lewis	840	Java	2017-09-09 23:52:44
10	Lim Swee En	862	Java	2023-01-27 03:21:40

#	User	Length	Language	Date
1	Peter Kedemo	1230	JavaScript (Node.js)	2020-01-03 23:42:53

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	492	JavaScript (SpiderMonkey)	2023-06-17 21:57:32
2	Bjørn Chr. Soltvedt	635	JavaScript (SpiderMonkey)	2016-11-05 19:23:32
3	Nicklas Utgaard	838	JavaScript (SpiderMonkey)	2019-10-14 19:57:17

#	User	Length	Language	Date
1	Timothy Gaede	1521	Julia	2024-05-14 07:30:16

#	User	Length	Language	Date
1	Dayan Ruben Gonzalez	643	Kotlin	2020-10-11 03:09:57
2	Adam Rankin	1059	Kotlin	2023-09-26 02:28:25
3	Caden G	1170	Kotlin	2019-12-13 07:43:47
4	Chelsea Hoernemann	1936	Kotlin	2022-10-27 20:36:46

#	User	Length	Language	Date
1	Caleb Austin	1801	Lua	2024-09-06 23:11:15

#	User	Length	Language	Date
1	Joseph Chau	1102	Pascal	2024-02-02 23:16:10

#	User	Length	Language	Date
1	Uttam Thakore	214	Python 2	2016-11-06 22:55:56
2	Thomas Feld	294	Python 2	2020-06-29 15:34:33
3	Josenildo Silva	329	Python 2	2017-07-14 18:38:22
4	Jesper Öqvist	334	Python 2	2018-09-22 19:46:50
5	Matt Bonsall	369	Python 2	2017-03-28 19:24:42
6	Andreas Björklund	409	Python 2	2020-10-26 16:25:37
7	Ciara Godwin	430	Python 2	2017-10-04 00:28:37
8	Jeff Robertson	439	Python 2	2017-09-23 20:19:30
9	Aarav Singh	466	Python 2	2017-09-23 22:14:39
10	Lars Åström	499	Python 2	2019-10-14 16:09:20

#	User	Length	Language	Date
1	Uttam Thakore	214	Python 3	2016-11-06 22:51:14
2	Charles Ancheta	244	Python 3	2023-05-13 08:25:44
3	Ahmed Chamseddine	300	Python 3	2025-08-01 11:13:35
4	Lee Isaac	303	Python 3	2023-02-06 12:29:46
5	Kai Hoop	304	Python 3	2018-03-01 16:11:00
6	Timothy Baeckelant	316	Python 3	2024-04-14 22:49:46
7	Yohannes Melese	333	Python 3	2021-07-02 13:01:26
8	Benjamin Z White	335	Python 3	2023-03-28 22:58:49
9	Martin Muñoz	341	Python 3	2024-03-09 01:33:14
10	Matthew Bannock	345	Python 3	2023-09-29 13:54:46

#	User	Length	Language	Date
1	Thomas Feld	108	Ruby	2023-06-08 08:35:08

#	User	Length	Language	Date
1	Shahar Papini	1478	Rust	2025-10-19 16:45:37
2	Savannah Cruz	1569	Rust	2025-11-13 04:07:55
3	Mckinley Xie	1852	Rust	2025-01-31 22:27:50
4	Kalle Vigren	1878	Rust	2024-05-23 21:42:57
5	Matt Schwartz	2248	Rust	2023-06-29 00:03:36
6	Isak Jägberg	3658	Rust	2022-01-11 17:32:01
7	Vincent Lagerros	64770	Rust	2025-06-06 13:25:30

Solution running time distribution