Problem I
Rainbow Zamboni — Problem Statistics

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Submissions	600
Accepted submissions	124
Submission ratio	20.67%
Authors	118
Full solves [?]	76
Full solve Ratio	64.41%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.02 s	C	2019-09-30 16:43:14
2	Adam Stuart Richardson	0.23 s	C	2015-03-28 21:09:32

#	User	Runtime	Language	Date
1	Alex Dai	0.03 s	C++	2015-10-02 03:35:10
2	Igor Durovic	0.03 s	C++	2020-01-23 12:20:01
3	Geoffry Song	0.04 s	C++	2015-03-28 22:03:00
4	Chaoshuai Lu	0.04 s	C++	2015-03-28 22:19:23
5	Yuzhou Gu	0.05 s	C++	2015-03-28 20:57:02
6	Kevin Liu	0.05 s	C++	2016-08-22 02:54:40
7	Wakaka	0.06 s	C++	2015-05-28 18:07:44
8	Ziyi Zhang	0.06 s	C++	2019-01-31 03:15:16
9	Samuel Nacache	0.07 s	C++	2017-05-16 21:03:25
10	Yosuke Mizutani	0.07 s	C++	2020-08-11 09:39:47

#	User	Runtime	Language	Date
1	Andrew Fagg	0.21 s	Java	2015-03-28 22:03:52
2	Arup Ratan Guha	0.21 s	Java	2015-04-02 16:13:46
3	Godmar Back	0.21 s	Java	2015-04-03 16:05:48
4	Yuxin Sun	0.21 s	Java	2018-03-04 23:55:03
5	Tyler Brazill	0.25 s	Java	2015-03-28 22:17:48
6	Benjamin Reidys	0.26 s	Java	2020-01-11 01:20:23
7	Nick Wu	0.28 s	Java	2015-03-28 21:27:09
8	Rene Josiah M. Quinto	0.28 s	Java	2016-07-23 11:46:25
9	Ali Pervaiz	0.29 s	Java	2021-05-30 21:23:55
10	Joshua Lauwrich Nandy	0.30 s	Java	2019-08-19 18:02:25

#	User	Runtime	Language	Date
1	Isaac Lee	0.24 s	Python 3	2020-11-09 09:31:06
2	Duoduo Zhao	0.55 s	Python 3	2025-08-31 18:57:51

#	User	Length	Language	Date
1	Adam Stuart Richardson	1720	C	2015-03-28 21:09:32
2	Ivan Petrov	4821	C	2019-09-30 16:43:14

#	User	Length	Language	Date
1	Tiancheng Huang	902	C++	2020-10-12 11:37:37
2	Wen Li Looi	1034	C++	2015-04-09 01:17:31
3	Alexander Skidanov	1152	C++	2025-06-24 23:53:51
4	Alex Dai	1234	C++	2015-10-02 03:35:10
5	Eric Hu	1415	C++	2020-11-14 00:01:10
6	Stanislaw Strzelecki	1449	C++	2024-05-10 23:44:49
7	Paul Wild	1451	C++	2015-04-02 22:02:25
8	Yen-Hsiang Chang	1467	C++	2019-06-10 16:05:35
9	Bo Zhou	1472	C++	2015-03-28 23:27:54
10	Igor Durovic	1507	C++	2020-01-23 10:33:10

#	User	Length	Language	Date
1	Duncan Page	1958	Java	2020-02-04 01:01:57
2	Tyler Brazill	2006	Java	2015-03-28 22:17:48
3	Arup Ratan Guha	2459	Java	2015-04-02 16:13:46
4	Yuxin Sun	2463	Java	2018-03-04 23:55:03
5	Yijie Wang	2507	Java	2015-03-28 22:51:19
6	Rene Josiah M. Quinto	2698	Java	2016-07-23 11:46:25
7	Ali Pervaiz	2737	Java	2021-05-30 21:23:55
8	Joshua Lauwrich Nandy	2740	Java	2019-08-19 18:02:25
9	Josenildo Silva	2747	Java	2017-07-08 16:58:03
10	Igor Durovic	2815	Java	2020-01-23 03:48:46

#	User	Length	Language	Date
1	Duoduo Zhao	3826	Python 3	2025-08-31 18:57:51
2	Isaac Lee	9305	Python 3	2020-11-09 09:31:06

Solution running time distribution