Problem A
Guess the Numbers — Problem Statistics

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Submissions	966
Accepted submissions	251
Submission ratio	25.98%
Authors	253
Full solves [?]	138
Full solve Ratio	54.55%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.01 s	C	2019-07-29 07:41:21
2	Hidden user	0.01 s	C	2021-11-18 12:28:57
3	Alexander Charleston	0.01 s	C	2025-11-09 19:48:06
4	Hidden user	0.01 s	C	2025-11-10 03:42:33
5	Ocean Uddin	0.01 s	C	2025-11-10 03:52:04
6	Hidden user	0.01 s	C	2025-11-10 14:15:26
7	Nicholas Ranfone	0.01 s	C	2025-11-22 16:39:20
8	Marcos	0.01 s	C	2025-12-01 04:36:32
9	Bergur Snorrason	0.02 s	C	2019-07-11 23:32:36
10	Dylan Ferrer	0.02 s	C	2025-11-06 05:31:29

#	User	Runtime	Language	Date
1	Per Persson	0.01 s	C++	2016-11-09 16:28:01
2	Antonio Molina Lovett	0.01 s	C++	2016-12-17 04:32:55
3	Viraj Maddur	0.01 s	C++	2017-01-29 04:21:51
4	Lin Lee	0.01 s	C++	2017-06-04 04:40:10
5	Francesco Milizia	0.01 s	C++	2017-08-10 15:02:53
6	Steven Halim	0.01 s	C++	2017-10-06 15:19:17
7	Vincent Chow Zhi Yang	0.01 s	C++	2018-05-28 15:06:29
8	Yi Rong	0.01 s	C++	2018-09-30 20:27:27
9	Wang Zhi Jian	0.01 s	C++	2019-03-26 11:19:25
10	Henry Jayakusuma	0.01 s	C++	2019-03-29 10:44:25

#	User	Runtime	Language	Date
1	Ryan Yates	0.11 s	Haskell	2019-05-10 01:52:58

#	User	Runtime	Language	Date
1	Bjørn Dons	0.11 s	Java	2018-11-22 02:07:50
2	Liam Keliher	0.17 s	Java	2020-02-15 20:02:24
3	Jacob Harris Cryer Kragh	0.19 s	Java	2023-09-26 17:50:46
4	Andrew Polizzotto	0.21 s	Java	2021-01-03 10:33:11
5	Doug Goodman	0.25 s	Java	2019-04-20 14:07:08
6	Taras Romanyuk	0.28 s	Java	2025-01-26 00:32:46
7	Micah Stairs	0.29 s	Java	2016-09-29 14:05:05
8	Crystal Sharpe	0.35 s	Java	2020-02-28 01:14:49
9	Bryan Jin	0.37 s	Java	2018-10-02 20:04:41
10	Andy Phan	0.42 s	Java	2019-04-12 02:10:58

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.51 s	JavaScript (Node.js)	2018-06-13 06:14:10

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.08 s	JavaScript (SpiderMonkey)	2022-08-14 20:18:52
2	Peter Kedemo	0.28 s	JavaScript (SpiderMonkey)	2016-04-14 13:21:47
3	Bjørn Chr. Soltvedt	0.51 s	JavaScript (SpiderMonkey)	2016-02-17 21:35:44

#	User	Runtime	Language	Date
1	Andreas Björklund	0.32 s	Python 2	2020-09-04 16:34:00
2	William Fiset	0.38 s	Python 2	2016-09-29 01:02:42
3	Hidden user	0.53 s	Python 2	2019-02-14 21:05:25

#	User	Runtime	Language	Date
1	Hidden user	0.15 s	Python 3	2025-07-09 07:07:22
2	Nicholas Russell Saerang	0.16 s	Python 3	2023-07-09 02:29:19
3	Ryan Tan	0.17 s	Python 3	2022-03-12 14:41:48
4	Nam Pham Nguyen Quy	0.17 s	Python 3	2023-11-27 23:14:42
5	Vincent Tandya	0.18 s	Python 3	2021-05-07 06:55:10
6	Máni Eiðsson	0.18 s	Python 3	2024-04-23 19:24:38
7	Goh Teng Fong	0.19 s	Python 3	2025-05-08 14:52:57
8	Alfred Olsson	0.29 s	Python 3	2018-01-11 21:35:19
9	Hidden user	0.29 s	Python 3	2021-10-30 15:46:41
10	Radvilas Rumšas	0.32 s	Python 3	2024-11-02 08:59:44

#	User	Runtime	Language	Date
1	Lars Tveito	0.02 s	Rust	2022-04-16 15:11:49
2	Bjørn Chr. Soltvedt	0.59 s	Rust	2019-03-08 13:13:56

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.61 s	TypeScript	2023-06-12 18:26:13

#	User	Length	Language	Date
1	Marcos	1905	C	2025-12-01 04:36:32
2	Hidden user	2103	C	2021-11-18 12:28:57
3	Michael Hernandez Mejia	2327	C	2025-11-10 04:29:31
4	Hidden user	2440	C	2025-11-09 22:43:16
5	Ivan Petrov	2998	C	2019-07-29 07:41:21
6	Aleksandar Zivkovic	3118	C	2025-11-09 22:15:29
7	Hidden user	3198	C	2025-11-10 14:15:26
8	Dylan Ferrer	3246	C	2025-11-06 05:31:29
9	Ocean Uddin	3317	C	2025-11-10 03:52:04
10	Hidden user	3442	C	2025-11-10 03:42:33

#	User	Length	Language	Date
1	Artemis Ngoh	834	C++	2023-08-29 12:25:39
2	Dmitry Lyubshin	918	C++	2023-07-06 14:42:47
3	Antonio Molina Lovett	1145	C++	2016-12-17 04:32:55
4	Francesco Milizia	1151	C++	2017-08-10 15:02:53
5	Gergely Dániel Péter	1187	C++	2025-07-18 10:22:52
6	Thái Trung Đức	1223	C++	2016-11-07 15:30:23
7	Jeremy Lim	1238	C++	2024-10-08 08:07:48
8	Steven Halim	1239	C++	2017-10-06 15:19:17
9	Johan Sannemo	1260	C++	2015-10-20 17:07:29
10	Hidden user	1267	C++	2019-03-26 09:12:49

#	User	Length	Language	Date
1	Ryan Yates	1287	Haskell	2019-05-10 01:52:58

#	User	Length	Language	Date
1	Andy Phan	2518	Java	2019-04-12 02:10:58
2	Crystal Sharpe	2843	Java	2020-02-28 01:14:49
3	Andrew Polizzotto	3260	Java	2021-01-03 10:33:11
4	Bryan Jin	3373	Java	2018-10-02 20:04:41
5	Micah Stairs	3376	Java	2016-09-29 14:05:05
6	Doug Goodman	3850	Java	2019-04-20 14:07:08
7	Harokou Jishou	4085	Java	2024-08-05 13:38:03
8	Taras Romanyuk	4290	Java	2025-01-26 00:32:46
9	Jacob Harris Cryer Kragh	4672	Java	2023-09-26 17:50:46
10	Anders Österberg	4719	Java	2021-11-18 13:19:14

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	6003	JavaScript (Node.js)	2018-06-13 06:14:10

#	User	Length	Language	Date
1	Jimmy Gustafsson	1731	JavaScript (SpiderMonkey)	2022-08-14 20:18:52
2	Peter Kedemo	3102	JavaScript (SpiderMonkey)	2016-04-14 13:21:47
3	Bjørn Chr. Soltvedt	5979	JavaScript (SpiderMonkey)	2016-02-17 21:35:44

#	User	Length	Language	Date
1	Hidden user	836	Python 2	2019-02-14 21:05:25
2	Andreas Björklund	1284	Python 2	2020-09-04 16:34:00
3	William Fiset	30487	Python 2	2016-09-29 01:02:42

#	User	Length	Language	Date
1	Noah Hessen Bjerke	198	Python 3	2025-11-08 17:59:39
2	Sander Oppen	203	Python 3	2025-11-08 00:09:38
3	Dmitry Lyubshin	357	Python 3	2023-07-06 15:10:51
4	Matthew Freestone	439	Python 3	2024-01-25 03:46:03
5	Rasmus Borup Hansen	465	Python 3	2021-03-13 10:02:32
6	Alfred Olsson	524	Python 3	2018-01-11 21:35:19
7	Hidden user	551	Python 3	2023-07-16 08:02:39
8	Nick Wu	671	Python 3	2023-06-13 03:16:35
9	Bjarke Mønsted	744	Python 3	2022-07-07 14:16:42
10	Martin Berglund	773	Python 3	2022-07-28 21:57:31

#	User	Length	Language	Date
1	Lars Tveito	3297	Rust	2022-04-16 15:11:49
2	Bjørn Chr. Soltvedt	8546	Rust	2019-03-08 13:16:57

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	6003	TypeScript	2023-06-12 18:26:13

Solution running time distribution