Problem I
Red Black Tree — Problem Statistics

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Submissions	802
Accepted submissions	274
Submission ratio	34.16%
Authors	203
Full solves [?]	169
Full solve Ratio	83.25%

#	User	Runtime	Language	Date
1	Ivan Petrov	2.26 s	C	2019-01-22 09:31:08

#	User	Runtime	Language	Date
1	Jonathan Paulson	0.09 s	C++	2018-03-24 19:41:40
2	Mircea-David Silaghi	0.09 s	C++	2020-02-08 21:30:06
3	Vladyslav Myskiv	0.09 s	C++	2024-04-28 06:26:00
4	Sk. Ashrafuzzaman Nafees	0.09 s	C++	2024-09-29 10:59:47
5	Jacob Zhang	0.10 s	C++	2021-04-03 22:12:16
6	Nick Wu	0.12 s	C++	2018-03-24 19:12:38
7	Harry Zhang	0.15 s	C++	2025-06-29 15:31:32
8	Matthew Joseph Schallenkamp	0.17 s	C++	2018-03-25 04:01:17
9	Jeremy Lim	0.17 s	C++	2023-11-27 14:34:04
10	Laurence Liu	0.22 s	C++	2018-04-12 04:33:48

#	User	Runtime	Language	Date
1	Frank Endriss	2.20 s	Go	2021-12-31 23:22:27

#	User	Runtime	Language	Date
1	Daniel Moyer	0.75 s	Java	2018-03-24 21:56:30
2	Finn Lidbetter	0.88 s	Java	2018-03-24 22:49:59
3	Arup Ratan Guha	1.12 s	Java	2018-03-24 21:45:26
4	SiBi	1.15 s	Java	2018-10-20 23:26:58
5	Atharva Nagarkar	1.63 s	Java	2018-08-06 22:03:15
6	Jonathan Guo	1.72 s	Java	2023-01-09 06:09:23
7	Laurence Liu	1.75 s	Java	2018-04-11 05:42:08
8	Jacob Magnuson	1.96 s	Java	2018-03-24 20:35:06
9	Benjamin Reidys	2.14 s	Java	2020-02-08 22:51:40
10	Jason Portillo	2.61 s	Java	2018-03-24 18:47:17

#	User	Runtime	Language	Date
1	Benjamin Laurence Erickson	4.86 s	Kotlin	2018-11-09 21:54:18

#	User	Runtime	Language	Date
1	Hidden user	1.10 s	Python 3	2026-02-15 08:02:38

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.50 s	Rust	2024-10-27 19:33:58
2	Niklas Sandén	0.71 s	Rust	2022-10-01 23:19:20

#	User	Length	Language	Date
1	Ivan Petrov	2391	C	2019-01-22 09:31:08

#	User	Length	Language	Date
1	鹿目圆	699	C++	2018-10-15 19:25:21
2	Phạm Thắng	814	C++	2018-03-26 18:25:52
3	Shirui Chen	832	C++	2019-03-08 06:33:18
4	Jian Zhou	834	C++	2018-04-20 12:18:12
5	James Tao	880	C++	2023-01-09 11:07:28
6	Billy Herrington	881	C++	2018-06-05 10:48:37
7	Chen Xuan	920	C++	2019-06-28 20:15:55
8	Wiwit Rifa'i	952	C++	2018-03-24 18:37:03
9	潘裕洲	960	C++	2024-07-12 10:56:19
10	Mohsen Dehbashi	1011	C++	2020-04-03 18:49:23

#	User	Length	Language	Date
1	Frank Endriss	3098	Go	2021-12-31 23:22:27

#	User	Length	Language	Date
1	SiBi	1714	Java	2018-10-20 23:26:58
2	Duncan Page	1740	Java	2018-09-25 00:36:43
3	Josenildo Silva	1869	Java	2018-12-07 01:40:35
4	Timothy Buzzelli	2055	Java	2018-03-24 19:35:39
5	Finn Lidbetter	2542	Java	2018-03-24 22:49:59
6	Jonathan Guo	2567	Java	2023-01-09 06:09:23
7	Benjamin Reidys	2588	Java	2020-02-08 22:51:40
8	Billy Quiroga	2605	Java	2018-03-27 16:47:24
9	Atharva Nagarkar	2609	Java	2018-08-06 22:00:38
10	Derek Goodwin	2630	Java	2018-03-30 00:32:04

#	User	Length	Language	Date
1	Benjamin Laurence Erickson	2254	Kotlin	2018-11-10 02:00:14

#	User	Length	Language	Date
1	Hidden user	2587	Python 3	2026-02-15 08:02:38

#	User	Length	Language	Date
1	Daniel Anker Hermansen	12712	Rust	2024-10-27 19:33:58
2	Niklas Sandén	19002	Rust	2022-10-01 23:19:20

Solution running time distribution