Problem I
Grid MST — Problem Statistics

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Submissions	3154
Accepted submissions	744
Submission ratio	23.59%
Authors	670
Full solves [?]	438
Full solve Ratio	65.37%

#	User	Runtime	Language	Date
1	Hidden user	0.21 s	C	2018-12-24 10:06:47
2	Ivan Petrov	0.21 s	C	2019-10-22 10:16:56

#	User	Runtime	Language	Date
1	Constantijn Dekker	0.05 s	C++	2021-04-09 21:59:40
2	Stefano Chiesa	0.07 s	C++	2015-09-12 15:46:38
3	Nguyen Tan Sy Nguyen	0.08 s	C++	2015-09-12 10:41:47
4	Nkhg Wei Ttn	0.08 s	C++	2015-09-12 11:52:50
5	Nguyen Thanh Trung	0.08 s	C++	2015-09-12 18:46:37
6	Hoang Duong	0.08 s	C++	2016-12-15 20:04:52
7	Nguyen Nguyen	0.09 s	C++	2015-09-16 16:42:34
8	Hidden user	0.10 s	C++	2015-09-16 12:49:43
9	Nguyen Xuan Tung	0.10 s	C++	2020-10-30 08:37:02
10	Nguyễn Lê Hoàng Trung	0.10 s	C++	2022-10-29 04:29:02

#	User	Runtime	Language	Date
1	Hà Minh Ngọc	0.49 s	Java	2015-09-14 23:02:00
2	Yu ShangHsin	0.77 s	Java	2015-09-16 16:38:44
3	Bjørn Dons	0.82 s	Java	2018-11-02 23:37:49
4	Yicheng Wang	0.92 s	Java	2017-02-19 02:44:28
5	Rico Tiongson	0.94 s	Java	2015-09-12 09:06:56
6	Kurtis Van Gent	1.01 s	Java	2015-10-01 16:40:50
7	Pranav Murugappan	1.03 s	Java	2016-07-25 08:07:23
8	Micah Stairs	1.11 s	Java	2016-12-05 04:31:08
9	Nick Wu	1.19 s	Java	2015-10-16 10:14:12
10	Mason Liu	1.23 s	Java	2016-10-21 02:31:57

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	2.66 s	JavaScript (SpiderMonkey)	2024-01-06 20:49:52

#	User	Runtime	Language	Date
1	Anton Lyxell	1.57 s	Python 2	2019-12-17 08:44:58

#	User	Runtime	Language	Date
1	Ryan Tan	1.42 s	Python 3	2023-08-09 16:01:50
2	Nicholas Russell Saerang	1.47 s	Python 3	2024-07-07 15:42:08
3	Boi Boi	1.47 s	Python 3	2024-07-30 06:33:53
4	Iman Khodadi	1.50 s	Python 3	2024-08-07 12:27:31
5	Lennart Meyling	1.68 s	Python 3	2023-10-28 21:16:12
6	Lee Isaac	1.76 s	Python 3	2023-08-02 18:07:58
7	Harry Zhang	2.13 s	Python 3	2025-05-17 17:22:57
8	Håvard Pettersen	2.14 s	Python 3	2020-10-25 19:51:46
9	Hidden user	2.44 s	Python 3	2024-04-21 15:03:17
10	Ole Fredrik Borgundvåg Berg	2.69 s	Python 3	2020-07-29 13:44:59

#	User	Runtime	Language	Date
1	Harry Coleman	0.30 s	Rust	2022-05-26 02:20:34

#	User	Length	Language	Date
1	Hidden user	4231	C	2018-12-24 10:06:47
2	Ivan Petrov	4241	C	2019-10-22 10:16:56

#	User	Length	Language	Date
1	Li Yao'an	938	C++	2017-02-10 06:57:44
2	Tuấn Kiệt	1022	C++	2022-02-26 06:07:27
3	ภาณุวัฒน์ ศรีบาง	1059	C++	2025-04-10 06:08:56
4	Yung Ping Wang	1093	C++	2018-09-09 17:39:40
5	mihnea brebenel	1117	C++	2023-08-04 12:18:18
6	Daphne Esdfd	1157	C++	2024-12-01 08:28:23
7	liaochengle	1164	C++	2024-05-31 10:49:56
8	Birk Tjelmeland	1175	C++	2018-09-12 15:40:06
9	Finn Rudolph	1180	C++	2023-05-18 10:02:32
10	Arka Choudhuri	1180	C++	2023-10-01 21:44:43

#	User	Length	Language	Date
1	Rico Tiongson	1671	Java	2015-09-12 09:06:56
2	Kurtis Van Gent	2220	Java	2015-10-01 16:40:50
3	Yicheng Wang	3026	Java	2017-02-19 02:44:28
4	Yu ShangHsin	3124	Java	2015-09-16 16:38:44
5	Micah Stairs	3809	Java	2016-12-05 04:31:08
6	Pranav Murugappan	4446	Java	2016-07-25 08:01:24
7	Hà Minh Ngọc	4449	Java	2015-09-14 23:37:22
8	Nicholas Lam	4923	Java	2015-12-19 09:30:52
9	Taras Romanyuk	4938	Java	2025-01-24 23:39:38
10	Bjørn Dons	5116	Java	2018-11-02 23:37:49

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	2277	JavaScript (SpiderMonkey)	2024-01-06 20:49:52

#	User	Length	Language	Date
1	Anton Lyxell	2632	Python 2	2019-12-17 08:26:45

#	User	Length	Language	Date
1	Iman Khodadi	800	Python 3	2024-08-07 14:15:03
2	Harry Zhang	1064	Python 3	2025-05-17 17:47:54
3	Nicholas Russell Saerang	1550	Python 3	2023-08-02 03:43:47
4	Boi Boi	1599	Python 3	2024-07-30 06:33:53
5	Ole Fredrik Borgundvåg Berg	1979	Python 3	2020-07-29 13:44:59
6	Mark Kevin Ong Yiu	2287	Python 3	2023-04-22 20:37:03
7	Lee Isaac	2368	Python 3	2023-08-02 18:07:58
8	Ryan Tan	2728	Python 3	2023-08-09 16:01:50
9	Hidden user	3013	Python 3	2024-04-21 15:03:17
10	Håvard Pettersen	5179	Python 3	2020-10-25 19:51:46

#	User	Length	Language	Date
1	Harry Coleman	2819	Rust	2022-05-26 03:04:49

Solution running time distribution