Problem B
Cold-puter Science — Problem Statistics

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Submissions	904
Accepted submissions	613
Submission ratio	67.81%
Authors	524
Full solves [?]	519
Full solve Ratio	99.05%

#	User	Runtime	Language	Date
1	Andrew Lee	0.02 s	C#	2015-09-19 18:10:41
2	Hidden user	0.02 s	C#	2016-09-09 01:13:46
3	Hidden user	0.02 s	C#	2017-03-14 03:39:29
4	Hidden user	0.02 s	C#	2019-09-16 22:49:51

#	User	Runtime	Language	Date
1	Anuved Verma	0.05 s	Java	2015-08-27 00:37:45
2	Anshul Shah	0.05 s	Java	2015-08-28 21:57:15
3	Xinran Wang	0.05 s	Java	2015-09-09 02:44:32
4	Eric Klein	0.05 s	Java	2015-09-15 08:46:41
5	Nengbao Liu	0.05 s	Java	2015-09-21 16:28:44
6	Kedar Gangopadhyay	0.05 s	Java	2016-05-26 04:07:06
7	Hidden user	0.05 s	Java	2016-05-30 22:10:21
8	Hidden user	0.05 s	Java	2016-07-15 14:27:02
9	Hidden user	0.05 s	Java	2016-07-28 04:01:01
10	Hidden user	0.05 s	Java	2016-09-08 05:27:36

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	JavaScript (Node.js)	2019-06-24 07:49:42
2	Giorgi	0.09 s	JavaScript (Node.js)	2023-09-10 03:36:28

#	User	Runtime	Language	Date
1	Muhammad Umair Mustafa	0.01 s	PHP	2016-03-24 02:36:40

#	User	Runtime	Language	Date
1	Tony Aburaad	0.02 s	Python 2	2015-09-14 00:31:07
2	Xintong Hu	0.02 s	Python 2	2015-09-17 22:31:47
3	Hadrian Song	0.02 s	Python 2	2015-09-18 03:19:36
4	Hidden user	0.02 s	Python 2	2015-09-21 19:28:22
5	Liran Chen	0.02 s	Python 2	2015-09-21 23:01:31
6	Jim Hamilton	0.02 s	Python 2	2015-11-22 02:13:37
7	Hidden user	0.02 s	Python 2	2016-03-24 18:42:35
8	Hidden user	0.02 s	Python 2	2016-03-24 22:07:49
9	Hidden user	0.02 s	Python 2	2016-06-08 02:57:31
10	Edgar Pal	0.02 s	Python 2	2016-06-14 04:34:08

#	User	Runtime	Language	Date
1	Shigang Zhu	0.02 s	Python 3	2015-08-25 02:31:20
2	Jongk Howell	0.02 s	Python 3	2015-08-25 15:53:36
3	Zhou Mingyang	0.02 s	Python 3	2015-09-06 23:02:13
4	Deep Ghosh	0.02 s	Python 3	2015-09-20 16:36:46
5	Bill Harper	0.02 s	Python 3	2015-09-21 04:04:58
6	Christine Chung	0.02 s	Python 3	2015-10-02 00:19:08
7	Jonathan Jong	0.02 s	Python 3	2016-05-21 02:54:52
8	Patrick Lau	0.02 s	Python 3	2016-05-21 07:50:12
9	Zachary Duey	0.02 s	Python 3	2016-06-14 16:12:17
10	Hidden user	0.02 s	Python 3	2016-07-04 22:28:18

#	User	Runtime	Language	Date
1	Khanh Nguyen	0.04 s	Python 3 with NumPy	2025-07-15 10:55:42
2	Christian Waldschmidt	0.05 s	Python 3 with NumPy	2023-09-09 04:03:42
3	Jie Cao	0.05 s	Python 3 with NumPy	2023-09-10 00:09:04
4	Disa	0.05 s	Python 3 with NumPy	2023-09-12 00:52:24
5	Jeff Zhong	0.05 s	Python 3 with NumPy	2023-09-12 16:27:20
6	Yuri Carreira Alflen	0.05 s	Python 3 with NumPy	2024-04-02 17:11:55
7	Michael Neal	0.05 s	Python 3 with NumPy	2024-06-04 20:24:37

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Ruby	2016-07-28 13:25:14
2	Hidden user	0.03 s	Ruby	2017-09-05 21:12:24
3	Hidden user	0.04 s	Ruby	2018-09-09 09:20:46
4	Hidden user	0.04 s	Ruby	2018-09-16 22:28:17
5	Mark Donald Amobi	0.04 s	Ruby	2019-02-19 23:49:36
6	Hidden user	0.04 s	Ruby	2019-11-22 01:50:21

#	User	Length	Language	Date
1	Hidden user	194	C	2016-12-19 01:23:50
2	Jiankun Tao	198	C	2015-08-30 03:18:11
3	Hidden user	209	C	2019-05-09 18:56:24
4	Hidden user	228	C	2016-09-11 21:28:49
5	Mingyuan Zhong	234	C	2016-04-27 14:08:19
6	Hidden user	236	C	2017-09-05 01:01:21
7	Wanting XU	241	C	2015-12-01 01:07:34
8	Hidden user	258	C	2019-01-07 16:07:33
9	Chen He	263	C	2015-09-17 23:07:03
10	Alice Lii	264	C	2015-09-18 21:17:57

#	User	Length	Language	Date
1	Andrew Lee	305	C#	2015-09-19 18:10:41
2	Hidden user	447	C#	2016-09-09 01:13:46
3	Hidden user	457	C#	2017-03-14 03:39:29
4	Hidden user	611	C#	2019-09-16 22:49:51

#	User	Length	Language	Date
1	Hidden user	188	C++	2018-03-25 00:38:37
2	Hidden user	189	C++	2018-07-10 05:14:51
3	Mayank Jindal	190	C++	2018-08-29 14:33:45
4	Hidden user	191	C++	2019-09-12 20:28:48
5	Hidden user	192	C++	2016-09-12 00:08:03
6	Hidden user	206	C++	2016-09-05 13:38:42
7	Shobhit Verma	212	C++	2021-06-14 14:38:49
8	Qixin Zhu	215	C++	2015-12-15 21:08:40
9	Hidden user	217	C++	2020-09-07 15:54:38
10	Hidden user	218	C++	2019-09-08 03:07:32

#	User	Length	Language	Date
1	Hidden user	303	Java	2016-09-15 06:18:41
2	Dimitry Braznichenko	304	Java	2016-05-19 20:12:21
3	Hidden user	309	Java	2016-09-04 07:04:12
4	Hidden user	314	Java	2016-09-13 04:54:48
5	Qianyu Deng	316	Java	2015-09-02 03:28:39
6	Devin Munger	318	Java	2015-10-01 23:45:07
7	Hidden user	324	Java	2017-03-21 19:47:23
8	Hidden user	324	Java	2017-07-18 05:25:25
9	Hidden user	329	Java	2019-09-14 04:29:45
10	Terence Zhao	330	Java	2015-09-10 06:59:44

#	User	Length	Language	Date
1	Giorgi	427	JavaScript (Node.js)	2023-09-10 03:36:28
2	Hidden user	506	JavaScript (Node.js)	2019-06-24 07:49:42

#	User	Length	Language	Date
1	Muhammad Umair Mustafa	235	PHP	2016-03-24 02:36:40

#	User	Length	Language	Date
1	Ye Sun	97	Python 2	2019-09-14 21:42:28
2	Hidden user	103	Python 2	2015-09-21 19:28:22
3	Hidden user	114	Python 2	2016-12-20 19:25:03
4	Hidden user	118	Python 2	2016-09-13 07:15:58
5	Hidden user	121	Python 2	2016-11-23 07:31:07
6	Hidden user	122	Python 2	2016-03-24 22:07:49
7	Hidden user	127	Python 2	2018-05-16 13:37:57
8	Hidden user	131	Python 2	2016-09-06 02:59:25
9	Hidden user	133	Python 2	2017-01-02 01:53:10
10	Hidden user	134	Python 2	2017-09-04 23:18:33

#	User	Length	Language	Date
1	Naganithin Manne	69	Python 3	2019-07-19 09:15:28
2	Hidden user	70	Python 3	2018-07-25 09:55:14
3	MengChen Chung	74	Python 3	2020-09-07 06:38:22
4	Hidden user	76	Python 3	2018-09-07 20:15:21
5	Hidden user	82	Python 3	2018-12-08 01:18:25
6	Roma Bhattacharjee	82	Python 3	2019-11-24 19:46:51
7	Shigang Zhu	86	Python 3	2015-08-25 02:31:20
8	Rodrigo Mosqueira	89	Python 3	2024-05-20 04:06:34
9	Hidden user	90	Python 3	2018-08-16 18:51:45
10	Hidden user	93	Python 3	2016-09-21 21:22:51

#	User	Length	Language	Date
1	Jeff Zhong	110	Python 3 with NumPy	2023-09-12 16:27:20
2	Khanh Nguyen	115	Python 3 with NumPy	2025-07-15 10:55:42
3	Jie Cao	153	Python 3 with NumPy	2023-09-10 00:09:04
4	Christian Waldschmidt	169	Python 3 with NumPy	2023-09-09 04:05:43
5	Yuri Carreira Alflen	206	Python 3 with NumPy	2024-04-02 17:11:55
6	Michael Neal	277	Python 3 with NumPy	2024-06-04 20:24:37
7	Disa	287	Python 3 with NumPy	2023-09-12 00:52:24

#	User	Length	Language	Date
1	Mark Donald Amobi	66	Ruby	2019-02-19 23:49:36
2	Hidden user	126	Ruby	2018-09-09 09:20:46
3	Hidden user	127	Ruby	2018-09-16 22:28:17
4	Hidden user	136	Ruby	2016-07-28 13:25:14
5	Hidden user	197	Ruby	2019-11-22 01:50:21
6	Hidden user	392	Ruby	2017-09-05 21:12:24

Solution running time distribution