Problem I
Frozen Rose-Heads — Problem Statistics

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Submissions	442
Accepted submissions	203
Submission ratio	45.93%
Authors	180
Full solves [?]	149
Full solve Ratio	82.78%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.03 s	C	2019-09-02 15:47:02
2	Bartosz Hajdas	0.04 s	C	2025-10-11 10:57:58
3	Sambit Palit	0.05 s	C	2020-11-12 01:28:57
4	Xiaochi Wang	0.05 s	C	2022-07-02 10:49:39

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.01 s	C++	2019-07-02 00:35:55
2	Duarte Nóbrega	0.01 s	C++	2019-07-02 18:53:55
3	Brandon Zhang	0.01 s	C++	2024-03-26 05:20:25
4	Mårten Wiman	0.02 s	C++	2015-03-31 18:21:54
5	David Wärn	0.02 s	C++	2015-09-02 20:11:19
6	Bartek Karasek	0.02 s	C++	2016-09-16 13:30:36
7	Antoni Guz	0.02 s	C++	2018-03-01 13:44:40
8	Zhili (Jerry) Pan	0.02 s	C++	2018-06-20 22:04:09
9	Dmitry Lyubshin	0.02 s	C++	2018-07-26 09:02:33
10	Isaac Saffold	0.02 s	C++	2018-11-17 23:48:28

#	User	Runtime	Language	Date
1	Brent Yorgey	0.62 s	Haskell	2018-06-22 14:19:39

#	User	Runtime	Language	Date
1	William Fiset	0.13 s	Java	2017-04-04 04:12:41
2	Bjørn Dons	0.14 s	Java	2020-06-19 23:29:11
3	Crystal Sharpe	0.19 s	Java	2020-08-18 19:49:26
4	Mitch Price	0.24 s	Java	2015-11-08 23:59:21
5	Erik Baalhuis	0.27 s	Java	2017-04-15 19:38:23
6	Herman Appelgren	0.28 s	Java	2018-07-20 19:10:46
7	Rene Argento	0.29 s	Java	2024-07-26 00:57:48
8	Martijn Muijsers	0.30 s	Java	2017-03-21 22:19:21
9	Andrew Polizzotto	0.30 s	Java	2022-12-10 00:53:51
10	Micah Stairs	0.33 s	Java	2016-12-30 02:02:06

#	User	Runtime	Language	Date
1	Oskar Haarklou Veileborg	0.24 s	Python 2	2019-04-04 10:14:25

#	User	Runtime	Language	Date
1	Hidden user	0.12 s	Python 3	2020-06-19 23:26:30
2	Christoph Dürr	0.12 s	Python 3	2025-10-11 14:42:21
3	Agis Daniels	0.14 s	Python 3	2020-06-12 21:55:04
4	Charles Reiss	0.14 s	Python 3	2024-09-24 21:54:19
5	Shubham Kumar	0.14 s	Python 3	2024-11-15 05:03:52
6	Junze Ma (Jeff)	0.17 s	Python 3	2022-12-10 00:46:57
7	Zach Hacking	0.17 s	Python 3	2023-03-24 17:28:41
8	Andrew Polizzotto	0.18 s	Python 3	2022-12-10 00:56:19
9	Josh Taylor	0.20 s	Python 3	2023-03-13 21:30:19
10	Russell	0.22 s	Python 3	2025-09-21 16:59:15

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-07-11 23:34:09

#	User	Length	Language	Date
1	Ivan Petrov	670	C	2019-09-02 15:47:02
2	Xiaochi Wang	1545	C	2022-07-02 10:49:39
3	Bartosz Hajdas	1587	C	2025-10-11 10:57:58
4	Sambit Palit	1681	C	2020-11-12 01:28:57

#	User	Length	Language	Date
1	Herman Karlsson	654	C++	2015-09-16 23:43:14
2	Ryan Chew	655	C++	2019-02-07 10:27:50
3	David Wärn	665	C++	2015-09-02 20:11:19
4	Hidden user	669	C++	2025-05-10 11:52:30
5	Emil Wärnberg	681	C++	2015-03-31 17:57:57
6	Rik Bauwens	697	C++	2020-12-28 15:28:41
7	Mohsen Dehbashi	699	C++	2020-08-30 10:53:35
8	Manshant Singh Kohli	702	C++	2017-09-14 05:16:32
9	Duarte Nóbrega	703	C++	2019-07-02 18:54:45
10	Ghazal Rabiei	713	C++	2020-08-30 10:56:18

#	User	Length	Language	Date
1	Brent Yorgey	3121	Haskell	2018-06-22 14:19:39

#	User	Length	Language	Date
1	Doug Goodman	969	Java	2017-12-04 22:34:55
2	Micah Stairs	1582	Java	2016-12-30 02:02:06
3	Esther Chong	1855	Java	2019-01-29 01:46:35
4	Andrew Polizzotto	1931	Java	2022-12-10 00:53:51
5	Morten Flensborg Jensen	2072	Java	2019-09-23 07:38:45
6	Martijn Muijsers	2146	Java	2017-03-21 22:19:21
7	Mitch Price	2154	Java	2015-11-08 23:59:21
8	Josenildo Silva	2385	Java	2018-06-29 19:02:10
9	Erik Baalhuis	2392	Java	2017-04-15 19:38:23
10	HyperPsych	2610	Java	2024-09-18 01:01:56

#	User	Length	Language	Date
1	Oskar Haarklou Veileborg	1812	Python 2	2019-04-04 10:14:25

#	User	Length	Language	Date
1	Kelly Dance	320	Python 3	2024-09-25 00:31:55
2	Charles Reiss	472	Python 3	2024-09-24 22:07:42
3	Asger Hautop Drewsen	510	Python 3	2020-09-03 18:17:11
4	Hidden user	649	Python 3	2020-06-19 23:26:30
5	Christofer Ohlsson	736	Python 3	2020-08-29 16:30:48
6	Hidden user	764	Python 3	2021-04-24 00:56:34
7	Nicholas Russell Saerang	778	Python 3	2024-05-28 06:52:29
8	Josh Taylor	800	Python 3	2023-03-13 21:30:19
9	Russell	800	Python 3	2025-09-21 16:59:15
10	julie rose sakkour	835	Python 3	2025-10-11 11:20:38

#	User	Length	Language	Date
1	Vincent Lagerros	68938	Rust	2025-07-11 21:49:06

Solution running time distribution