Problem D
Alien Attack 2 — Problem Statistics

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Submissions	322
Accepted submissions	162
Submission ratio	50.31%
Authors	130
Full solves [?]	114
Full solve Ratio	87.69%

#	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	Luka Meladze	0.04 s	C++	2025-02-15 15:52:52
8	Gunnsteinn Þór Ólason	0.04 s	C++	2025-03-13 23:06:34
9	Glenn Say	0.04 s	C++	2025-04-19 09:16:34
10	Joe biden	0.04 s	C++	2025-09-28 06:49:40

#	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	Hiếu Vũ Minh	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	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	Sivasankaran D	0.28 s	Python 2	2025-08-14 03:06:56

#	User	Runtime	Language	Date
1	Nikolaj Munk Binder Jensen	0.17 s	Python 3	2025-02-07 18:32:52
2	Petr	0.18 s	Python 3	2025-09-30 00:36:13
3	Nicholas Russell Saerang	0.19 s	Python 3	2025-01-18 12:38:36
4	Iman Khodadi	0.20 s	Python 3	2025-01-29 17:14:43
5	Ole Vik Lysne	0.20 s	Python 3	2025-05-20 21:39:05
6	Maria Jose Acevedo	0.20 s	Python 3	2025-07-29 04:27:46
7	Ximena Sánchez	0.21 s	Python 3	2025-05-26 01:23:13
8	Ryan Tan	0.21 s	Python 3	2025-08-03 16:31:05
9	Isabel Ramírez Sánchez	0.21 s	Python 3	2025-09-05 20:23:05
10	Martin Nexø	0.22 s	Python 3	2025-02-09 23:09:18

#	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	Rafael Gomes	780	C++	2025-08-06 21:17:40
7	Dac Tam	793	C++	2025-10-10 09:56:40
8	Hidden user	803	C++	2025-10-18 17:37:43
9	Joshua Andersson	806	C++	2025-09-23 11:53:23
10	Mic Rey	812	C++	2025-09-07 09:39:56

#	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	Oliver Grønborg	1478	Java	2025-02-07 16:56:50
2	Sofie Meta Schroeder	1595	Java	2025-02-07 22:42:15
3	Hidden user	1723	Java	2025-02-07 18:29:18
4	Osvald Gotthardt Møller	1832	Java	2025-02-07 16:33:33
5	Tobias Holm	2297	Java	2025-02-07 18:09:13
6	Hjalte Erlang Treebak	2319	Java	2025-02-07 16:53:09
7	Hiếu Vũ Minh	4505	Java	2025-01-20 18:48:13
8	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

#	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