Problem F
Alien Attack 2 — Problem Statistics

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Submissions	391
Accepted submissions	196
Submission ratio	50.13%
Authors	168
Full solves [?]	146
Full solve Ratio	86.90%

#	User	Runtime	Language	Date
1	Alexander Bilde Pedersen	0.04 s	C	2025-02-13 10:38:31

#	User	Runtime	Language	Date
1	Nathan Martin	0.41 s	C#	2025-09-03 01:57:45

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.01 s	C++	2025-01-19 14:52:07
2	Arnav Sastry	0.03 s	C++	2025-01-20 01:55:51
3	Atli Fannar Franklín	0.03 s	C++	2025-04-19 18:48:49
4	Josh Thoo Jen Sen	0.03 s	C++	2025-04-19 19:03:04
5	Nick Wu	0.03 s	C++	2025-06-17 19:10:34
6	Jiaye Will Wang	0.03 s	C++	2025-08-06 07:45:43
7	Rafail Loizou	0.03 s	C++	2025-11-16 23:34:16
8	Luka Meladze	0.04 s	C++	2025-02-15 15:52:52
9	Gunnsteinn Þór Ólason	0.04 s	C++	2025-03-13 23:06:34
10	Glenn Say	0.04 s	C++	2025-04-19 09:16:34

#	User	Runtime	Language	Date
1	Ronas Jacob Coban Olsen	0.03 s	Go	2025-02-12 11:18:26

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.07 s	Haskell	2025-07-02 08:41:31
2	Jannik Olbrich	0.26 s	Haskell	2025-07-15 20:51:41

#	User	Runtime	Language	Date
1	Bjørn Dons	0.09 s	Java	2025-01-25 11:15:27
2	Hjalte Erlang Treebak	0.31 s	Java	2025-02-07 16:53:09
3	Hidden user	0.40 s	Java	2025-02-07 18:29:18
4	Tobias Holm	0.43 s	Java	2025-02-07 18:09:13
5	Vu Minh Hieu	0.76 s	Java	2025-01-20 18:48:13
6	Sofie Meta Schroeder	0.91 s	Java	2025-02-07 22:42:15
7	Osvald Gotthardt Møller	1.21 s	Java	2025-02-07 16:33:33
8	Tye Mooneyhan	1.22 s	Java	2025-12-18 08:24:41
9	Oliver Grønborg	1.46 s	Java	2025-02-07 16:56:50

#	User	Runtime	Language	Date
1	Gonçalo Novo	0.79 s	JavaScript (Node.js)	2025-07-27 15:06:44

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.16 s	JavaScript (SpiderMonkey)	2025-01-12 04:27:29
2	Zach Tschetter	0.27 s	JavaScript (SpiderMonkey)	2025-01-29 18:45:08

#	User	Runtime	Language	Date
1	Timothy Gaede	0.99 s	Julia	2025-06-09 08:39:30

#	User	Runtime	Language	Date
1	Karla Silva De Gyves	0.23 s	Python 2	2025-11-28 20:40:58
2	Sivasankaran D	0.28 s	Python 2	2025-08-14 03:06:56

#	User	Runtime	Language	Date
1	Ulises Sinhue González Ochoa	0.13 s	Python 3	2025-11-01 22:01:06
2	Hidden user	0.13 s	Python 3	2026-02-13 06:20:05
3	María Fernanda Fuentes Capote	0.14 s	Python 3	2025-11-10 16:37:35
4	Nikolaj Munk Binder Jensen	0.17 s	Python 3	2025-02-07 18:32:52
5	Petr	0.18 s	Python 3	2025-09-30 00:36:13
6	Nicholas Russell Saerang	0.19 s	Python 3	2025-01-18 12:38:36
7	Iman Khodadi	0.20 s	Python 3	2025-01-29 17:14:43
8	Ole Vik Lysne	0.20 s	Python 3	2025-05-20 21:39:05
9	Maria Jose Acevedo	0.20 s	Python 3	2025-07-29 04:27:46
10	Johnnee	0.20 s	Python 3	2026-02-08 18:42:49

#	User	Runtime	Language	Date
1	Thomas Feld	0.74 s	Ruby	2025-10-01 12:12:11

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2025-01-17 15:55:02
2	Bas Dirks	0.01 s	Rust	2025-03-01 10:47:37
3	Artur Khuziakhmetov	0.01 s	Rust	2025-04-10 14:15:29
4	Frank Endriss	0.02 s	Rust	2025-04-24 17:26:10
5	Adam Yaser Sweilem	0.14 s	Rust	2025-02-07 17:21:28

#	User	Length	Language	Date
1	Alexander Bilde Pedersen	1515	C	2025-02-13 10:38:31

#	User	Length	Language	Date
1	Nathan Martin	2082	C#	2025-09-03 01:57:45

#	User	Length	Language	Date
1	Asbjørn Lind	457	C++	2025-02-07 16:23:53
2	Anatol Coen	568	C++	2025-10-17 03:44:09
3	Jorge Hernández Palop	598	C++	2025-04-03 20:22:19
4	Armen Andreasyan	601	C++	2025-07-03 20:00:48
5	Keram Lehinad	640	C++	2025-01-22 23:05:25
6	snokes	715	C++	2025-10-22 13:00:59
7	I Lucian	723	C++	2025-11-01 13:34:40
8	Dilhan Salgado	723	C++	2025-11-17 23:44:42
9	Si Jie Tan	732	C++	2025-12-24 04:22:06
10	Rafael Gomes	780	C++	2025-08-06 21:17:40

#	User	Length	Language	Date
1	Ronas Jacob Coban Olsen	1380	Go	2025-02-12 11:18:26

#	User	Length	Language	Date
1	Jannik Olbrich	295	Haskell	2025-07-15 20:51:41
2	Steinar Simonnes	851	Haskell	2025-07-02 08:52:04

#	User	Length	Language	Date
1	Tye Mooneyhan	1474	Java	2025-12-18 08:24:41
2	Oliver Grønborg	1478	Java	2025-02-07 16:56:50
3	Sofie Meta Schroeder	1595	Java	2025-02-07 22:42:15
4	Hidden user	1723	Java	2025-02-07 18:29:18
5	Osvald Gotthardt Møller	1832	Java	2025-02-07 16:33:33
6	Tobias Holm	2297	Java	2025-02-07 18:09:13
7	Hjalte Erlang Treebak	2319	Java	2025-02-07 16:53:09
8	Vu Minh Hieu	4505	Java	2025-01-20 18:48:13
9	Bjørn Dons	5387	Java	2025-01-25 11:15:27

#	User	Length	Language	Date
1	Gonçalo Novo	2145	JavaScript (Node.js)	2025-07-27 15:06:44

#	User	Length	Language	Date
1	Zach Tschetter	579	JavaScript (SpiderMonkey)	2025-01-25 03:38:29
2	Bjørn Chr. Soltvedt	2832	JavaScript (SpiderMonkey)	2025-01-12 04:33:56

#	User	Length	Language	Date
1	Timothy Gaede	1066	Julia	2025-06-09 08:42:48

#	User	Length	Language	Date
1	Sivasankaran D	533	Python 2	2025-08-14 03:06:56
2	Karla Silva De Gyves	653	Python 2	2025-11-28 20:40:58

#	User	Length	Language	Date
1	Lawry Sorenson	191	Python 3	2025-06-10 00:50:38
2	Oskar Haarklou Veileborg	271	Python 3	2025-01-16 21:45:00
3	Ahmed Chamseddine	307	Python 3	2025-06-26 00:05:40
4	Farzam Abrishami	319	Python 3	2025-04-18 23:46:01
5	Hidden user	444	Python 3	2025-01-31 20:14:41
6	Petr	453	Python 3	2025-09-30 00:36:13
7	Joachim Borup	462	Python 3	2025-02-07 16:49:54
8	Iman Khodadi	465	Python 3	2025-01-29 17:14:43
9	Thore Husfeldt	477	Python 3	2025-01-17 14:09:32
10	Ole Vik Lysne	484	Python 3	2025-05-20 21:41:11

#	User	Length	Language	Date
1	Thomas Feld	132	Ruby	2025-10-01 12:47:24

#	User	Length	Language	Date
1	Artur Khuziakhmetov	944	Rust	2025-04-10 14:15:29
2	Adam Yaser Sweilem	1069	Rust	2025-02-07 17:21:28
3	Bas Dirks	2934	Rust	2025-03-01 10:47:37
4	Frank Endriss	9013	Rust	2025-04-24 17:26:10
5	Vincent Lagerros	19912	Rust	2025-01-17 15:55:02

Solution running time distribution