Problem I
Cuckoo Hashing — Problem Statistics

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Submissions	3728
Accepted submissions	642
Submission ratio	17.22%
Authors	421
Full solves [?]	336
Full solve Ratio	79.81%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.02 s	C	2019-04-01 06:41:31
2	Hidden user	0.03 s	C	2020-08-13 16:53:34
3	Oscar Cusin	0.03 s	C	2024-04-29 10:27:07
4	Alexander Bilde Pedersen	0.37 s	C	2023-09-19 12:10:27

#	User	Runtime	Language	Date
1	Troels Bjerre Lund	0.01 s	C++	2019-03-11 10:24:52
2	Yechiel Labunskiy	0.02 s	C++	2016-10-30 20:33:42
3	Dmitry Lyubshin	0.02 s	C++	2018-07-25 07:06:36
4	Lin Lee	0.02 s	C++	2018-11-18 06:22:24
5	Ryan Tan	0.02 s	C++	2023-01-24 15:47:57
6	Maximilliano Utomo Quok	0.02 s	C++	2023-01-28 17:14:28
7	Benjamin Braüner	0.02 s	C++	2023-03-10 16:43:07
8	Emil Gestsson	0.02 s	C++	2023-04-29 13:46:51
9	Brandon Zhang	0.02 s	C++	2023-11-28 21:16:57
10	Teikn Smith	0.02 s	C++	2024-08-27 23:31:54

#	User	Runtime	Language	Date
1	Norbert Voelker	0.04 s	Go	2023-07-06 20:01:14
2	Ronas Jacob Coban Olsen	0.09 s	Go	2025-04-30 13:54:37
3	Hidden user	0.48 s	Go	2019-04-29 15:22:05
4	Aleksander Jan Mistewicz	0.49 s	Go	2019-04-29 09:56:10

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.11 s	Haskell	2025-02-17 08:40:33
2	Wilfried van Asten	0.50 s	Haskell	2015-11-17 23:31:53

#	User	Runtime	Language	Date
1	Bjørn Dons	0.11 s	Java	2023-07-01 16:16:13
2	Troels Bjerre Lund	0.13 s	Java	2019-03-11 14:23:17
3	Josenildo Silva	0.22 s	Java	2017-07-08 02:58:07
4	Hans Gylling	0.23 s	Java	2009-10-05 11:00:52
5	Mike Nguyen	0.24 s	Java	2021-10-03 00:10:56
6	Crystal Sharpe	0.28 s	Java	2020-06-29 16:07:55
7	Mehdi Maick	0.33 s	Java	2016-08-12 18:32:51
8	Jakob Vyth	0.33 s	Java	2019-05-01 10:47:23
9	Nick Wu	0.34 s	Java	2016-08-14 07:03:43
10	Jens Ståhl	0.39 s	Java	2014-05-08 17:33:15

#	User	Runtime	Language	Date
1	Jacob Huebner	0.26 s	Kotlin	2020-06-22 22:24:55
2	Peter Mikkelsen	0.86 s	Kotlin	2021-02-26 00:49:21

#	User	Runtime	Language	Date
1	Andrzej Wasowski	0.12 s	OCaml	2023-03-10 21:12:35
2	Riko Jacob	0.12 s	OCaml	2023-03-12 07:58:51

#	User	Runtime	Language	Date
1	Tim Daniel	0.11 s	Python 2	2021-02-18 19:13:06
2	Troels Bjerre Lund	0.18 s	Python 2	2019-03-11 10:20:52
3	Andreas Björklund	0.19 s	Python 2	2019-04-02 18:05:05
4	Haochen Chen	0.21 s	Python 2	2016-10-30 18:33:16
5	Jesper Öqvist	0.22 s	Python 2	2019-03-16 09:37:38
6	Hidden user	0.24 s	Python 2	2019-04-26 16:33:23
7	Asger Hautop Drewsen	0.75 s	Python 2	2015-11-19 08:42:42

#	User	Runtime	Language	Date
1	Junshun Ai	0.10 s	Python 3	2025-03-19 01:09:32
2	Hao Yi	0.11 s	Python 3	2024-01-24 20:37:20
3	Jiaming Kong	0.11 s	Python 3	2025-06-24 11:43:16
4	Russell	0.11 s	Python 3	2025-09-21 14:14:56
5	Edward Ding	0.12 s	Python 3	2024-06-03 06:18:18
6	Alfonso Amayuelas	0.12 s	Python 3	2024-06-03 16:38:46
7	Kyle Manternach	0.12 s	Python 3	2025-03-01 01:20:12
8	Nathaniel Mitter	0.13 s	Python 3	2024-06-05 06:18:10
9	Hidden user	0.14 s	Python 3	2021-11-21 08:24:22
10	Nicholas Russell Saerang	0.14 s	Python 3	2023-10-01 13:50:01

#	User	Runtime	Language	Date
1	Thomas Feld	0.31 s	Ruby	2023-11-06 09:12:19

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-08-25 21:50:34
2	Tomas Möre	0.01 s	Rust	2019-05-23 15:44:48
3	Logan Detrick	0.01 s	Rust	2024-05-19 08:19:49
4	Alice Ryhl	0.02 s	Rust	2023-03-10 15:53:39
5	Ole Johan Walderhaug	0.03 s	Rust	2021-01-03 23:12:52
6	Markus Videfors	0.03 s	Rust	2023-05-02 13:18:35
7	Emil Hultcrantz	0.03 s	Rust	2025-04-29 14:16:53
8	Daniel Anker Hermansen	0.06 s	Rust	2024-05-22 06:28:19

#	User	Length	Language	Date
1	Ivan Petrov	953	C	2019-04-01 06:41:31
2	Oscar Cusin	1386	C	2024-04-29 10:27:07
3	Hidden user	1577	C	2020-08-13 16:53:34
4	Alexander Bilde Pedersen	12271	C	2023-09-19 12:10:27

#	User	Length	Language	Date
1	Nguyen Nguyen	579	C++	2014-11-30 19:58:31
2	Teikn Smith	579	C++	2024-08-27 23:31:54
3	Lim An Jun	751	C++	2023-01-24 04:59:04
4	Yeung Man Tsung	759	C++	2023-01-24 17:10:38
5	Mårten Wiman	834	C++	2014-05-08 17:01:31
6	How Si Wei	841	C++	2017-04-23 07:37:35
7	Matthew Craven	876	C++	2020-08-28 18:33:53
8	Ojas Deshpande	887	C++	2016-10-30 19:11:28
9	Emil Lenngren	926	C++	2011-03-27 16:07:41
10	Gustavo Fadel	975	C++	2024-12-02 14:53:49

#	User	Length	Language	Date
1	Aleksander Jan Mistewicz	1314	Go	2019-04-29 10:00:37
2	Norbert Voelker	1398	Go	2023-07-06 20:01:14
3	Hidden user	1629	Go	2019-04-29 12:42:44
4	Ronas Jacob Coban Olsen	1824	Go	2025-04-30 13:54:37

#	User	Length	Language	Date
1	Steinar Simonnes	2064	Haskell	2025-02-17 08:40:33
2	Wilfried van Asten	4838	Haskell	2015-11-17 23:31:53

#	User	Length	Language	Date
1	Matthew Worley	1239	Java	2016-10-30 18:54:27
2	Ankita priya	1272	Java	2022-05-02 00:43:16
3	Jiru Xu	1306	Java	2016-10-30 17:54:11
4	Jonathan Hartnett	1321	Java	2017-10-31 22:38:09
5	Reuben James Loquinario	1607	Java	2025-03-12 04:53:05
6	Doug Goodman	1636	Java	2018-07-21 15:39:29
7	Troels Bjerre Lund	1657	Java	2019-03-11 14:23:17
8	Florian Cassayre	1666	Java	2019-04-29 15:17:20
9	Patrick Handberg Jessen	1704	Java	2023-03-10 16:08:38
10	Justin Turner	1745	Java	2017-03-28 17:02:13

#	User	Length	Language	Date
1	Peter Mikkelsen	1633	Kotlin	2021-02-26 00:52:46
2	Jacob Huebner	2136	Kotlin	2020-06-22 22:24:55

#	User	Length	Language	Date
1	Andrzej Wasowski	737	OCaml	2023-03-10 23:01:26
2	Riko Jacob	737	OCaml	2023-03-12 07:58:51

#	User	Length	Language	Date
1	Asger Hautop Drewsen	599	Python 2	2015-11-19 08:42:42
2	Andreas Björklund	699	Python 2	2019-04-02 18:05:05
3	Troels Bjerre Lund	753	Python 2	2019-03-11 09:16:48
4	Jesper Öqvist	1165	Python 2	2019-03-16 09:37:38
5	Haochen Chen	1249	Python 2	2016-10-30 18:33:16
6	Tim Daniel	1344	Python 2	2021-02-18 19:13:06
7	Hidden user	1436	Python 2	2019-04-26 16:31:54

#	User	Length	Language	Date
1	Hidden user	607	Python 3	2021-11-21 08:24:22
2	Fred Bloggs	676	Python 3	2019-03-07 17:30:57
3	Alfonso Amayuelas	705	Python 3	2024-05-24 19:00:33
4	Edward Ding	705	Python 3	2024-06-03 06:07:13
5	Nicholas Russell Saerang	722	Python 3	2023-09-30 18:43:24
6	kauri	722	Python 3	2024-06-02 06:36:37
7	Hidden user	722	Python 3	2024-06-03 08:19:52
8	Russell	722	Python 3	2025-09-21 14:14:56
9	Troels Bjerre Lund	753	Python 3	2019-03-11 09:16:09
10	Marcus Xu	832	Python 3	2023-01-29 15:05:50

#	User	Length	Language	Date
1	Thomas Feld	288	Ruby	2023-11-06 09:12:19

#	User	Length	Language	Date
1	Tomas Möre	1726	Rust	2019-05-23 15:45:15
2	Logan Detrick	2313	Rust	2024-05-26 23:26:16
3	Emil Hultcrantz	2350	Rust	2025-04-29 14:16:53
4	Alice Ryhl	2500	Rust	2023-03-10 15:53:39
5	Ole Johan Walderhaug	3411	Rust	2021-01-03 23:12:52
6	Markus Videfors	9461	Rust	2023-05-02 13:18:35
7	Vincent Lagerros	10762	Rust	2024-08-09 22:51:16
8	Daniel Anker Hermansen	27528	Rust	2024-05-22 06:28:19

Solution running time distribution