Problem DZ
Flag Quiz — Problem Statistics

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Submissions	2734
Accepted submissions	890
Submission ratio	32.55%
Authors	834
Full solves [?]	713
Full solve Ratio	85.49%

#	User	Runtime	Language	Date
1	Ruben Spaans	0.01 s	C	2013-09-28 12:44:51
2	Hidden user	0.01 s	C	2024-04-14 13:07:13

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	C#	2014-04-06 08:45:42
2	Łukasz Organiściak	0.03 s	C#	2017-03-13 02:49:03
3	Lukasz	0.03 s	C#	2017-03-13 02:50:00
4	Benjamin Bilbeau	0.04 s	C#	2017-03-07 14:19:34
5	Jonathan Ibrahim	0.04 s	C#	2020-12-04 11:09:22
6	Apurav Khare	0.06 s	C#	2021-11-24 02:57:12
7	samvid mistry	0.06 s	C#	2024-12-22 10:50:47

#	User	Runtime	Language	Date
1	Tan Jun An	0.00 s	C++	2017-03-11 17:42:52
2	Michael Pfeifer	0.00 s	C++	2018-02-19 23:37:42
3	Ethan Dickey	0.00 s	C++	2022-08-30 23:03:35
4	Nicholas Foo Chuan Le	0.00 s	C++	2022-11-24 15:15:44
5	Enzo Brum	0.00 s	C++	2023-08-04 04:11:29
6	Spencer Lee	0.00 s	C++	2023-09-07 05:59:15
7	Ong Wei Hong	0.00 s	C++	2023-10-04 06:51:59
8	Dali Guerfali	0.00 s	C++	2024-01-18 19:27:15
9	Leonel Zeballos Aldunate	0.00 s	C++	2025-02-13 23:12:59
10	Jimmy Mårdell	0.01 s	C++	2013-09-28 11:40:54

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Common Lisp	2019-08-03 06:15:14

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Go	2024-07-26 01:07:37
2	Hidden user	0.01 s	Go	2024-10-02 19:46:41
3	Norbert Voelker	0.02 s	Go	2022-06-18 23:09:36

#	User	Runtime	Language	Date
1	Mason Barnhill	0.06 s	Haskell	2023-05-05 01:15:58
2	Brent Yorgey	0.07 s	Haskell	2019-12-31 03:22:14

#	User	Runtime	Language	Date
1	Daniel Kun Zhang	0.10 s	Java	2025-01-28 20:14:50
2	Finn Lidbetter	0.13 s	Java	2016-07-17 17:26:26
3	Dragos Ristache	0.14 s	Java	2013-09-28 12:07:04
4	Nick Wu	0.14 s	Java	2016-08-05 11:32:01
5	Mark Wistrom	0.14 s	Java	2017-02-25 18:46:21
6	Samuel Klingström	0.14 s	Java	2020-05-23 14:19:19
7	Andreas Wassum	0.15 s	Java	2017-07-03 19:50:02
8	Hidden user	0.15 s	Java	2020-12-26 22:26:34
9	Jasper Jamir	0.15 s	Java	2023-05-03 10:20:18
10	Jacob Harris Cryer Kragh	0.15 s	Java	2023-09-23 21:40:18

#	User	Runtime	Language	Date
1	tannal	0.08 s	JavaScript (Node.js)	2025-06-15 04:37:15

#	User	Runtime	Language	Date
1	Mats Krüger Svensson	0.02 s	JavaScript (SpiderMonkey)	2017-02-22 21:47:51
2	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-07-27 17:16:31
3	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2018-11-05 22:57:45
4	Zach Tschetter	0.06 s	JavaScript (SpiderMonkey)	2023-07-05 01:15:44

#	User	Runtime	Language	Date
1	Timothy Gaede	0.62 s	Julia	2024-09-30 09:35:43

#	User	Runtime	Language	Date
1	Johnny Baloney	0.24 s	Kotlin	2022-01-02 17:38:46
2	Jacob Huebner	0.27 s	Kotlin	2020-03-18 03:39:05
3	Hidden user	0.28 s	Kotlin	2020-02-09 06:55:24
4	ZANGUE JOREL TIOMELA	0.35 s	Kotlin	2025-04-21 21:17:26
5	Phường Lên	0.38 s	Kotlin	2020-03-20 02:50:03
6	Min-Zheng Shieh	0.41 s	Kotlin	2020-12-23 14:02:48
7	Adam Koprowski	0.44 s	Kotlin	2020-08-19 15:00:12
8	Amaan Marfatia	0.48 s	Kotlin	2022-02-12 06:01:19
9	Ravisai Tiruvuri	0.57 s	Kotlin	2024-05-04 09:35:04

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	OCaml	2024-01-13 18:47:21

#	User	Runtime	Language	Date
1	Christofer Ohlsson	0.04 s	Python 2	2015-06-09 17:04:18
2	Evgeniy Sharapov	0.04 s	Python 2	2017-03-08 21:25:12
3	Przemysław Curzytek	0.04 s	Python 2	2017-03-13 02:17:40
4	Nishka Awasthi	0.04 s	Python 2	2022-09-09 05:27:54
5	Anton Lindgren	0.05 s	Python 2	2013-09-28 13:53:25
6	Andreas Björklund	0.05 s	Python 2	2019-05-16 22:52:41
7	Oskar Haarklou Veileborg	0.05 s	Python 2	2019-10-24 14:42:28
8	Dhairya Patel	0.05 s	Python 2	2020-07-15 09:24:03
9	Rahul Bhati	0.06 s	Python 2	2016-03-19 21:49:53
10	Eoin Davey	0.06 s	Python 2	2017-09-16 01:40:56

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	Python 3	2014-10-16 15:33:49
2	Donald Heppner	0.05 s	Python 3	2017-03-08 06:51:40
3	Petr	0.05 s	Python 3	2025-05-26 09:50:32
4	Andre Pratama	0.06 s	Python 3	2018-04-17 14:53:12
5	Ethan Dickey	0.06 s	Python 3	2022-08-30 21:42:00
6	Wei Zhe Liu	0.06 s	Python 3	2022-09-06 00:15:37
7	Anvit Sinha	0.06 s	Python 3	2022-09-06 00:33:56
8	Grant McCord	0.06 s	Python 3	2022-09-08 22:10:23
9	Daniel Hong	0.06 s	Python 3	2022-09-09 00:00:04
10	Fernando vargas	0.06 s	Python 3	2024-10-18 23:00:13

#	User	Runtime	Language	Date
1	DJ Begos	0.16 s	Ruby	2021-02-23 02:04:19
2	Donald Dong	0.16 s	Ruby	2021-02-23 02:18:43
3	Palash Agarwal	0.48 s	Ruby	2021-02-23 05:14:29

#	User	Runtime	Language	Date
1	Vegard Itland	0.01 s	Rust	2020-01-25 22:39:45
2	Bas Dirks	0.01 s	Rust	2022-06-29 13:41:14
3	Bhavesh Pareek	0.01 s	Rust	2022-09-01 00:12:06
4	Reis Faar	0.01 s	Rust	2023-04-21 16:58:05
5	Artur Khuziakhmetov	0.01 s	Rust	2023-06-03 11:07:46
6	Hidden user	0.01 s	Rust	2025-02-05 20:28:10

#	User	Length	Language	Date
1	Ruben Spaans	953	C	2013-09-28 12:44:51
2	Hidden user	3075	C	2024-04-14 13:07:13

#	User	Length	Language	Date
1	Benjamin Bilbeau	1546	C#	2017-03-07 14:19:34
2	Apurav Khare	1593	C#	2021-11-24 02:57:12
3	samvid mistry	1826	C#	2024-12-22 10:50:47
4	Hidden user	4235	C#	2014-04-06 08:45:42
5	Jonathan Ibrahim	5211	C#	2020-12-04 11:30:22
6	Łukasz Organiściak	8055	C#	2017-03-13 02:49:03
7	Lukasz	8055	C#	2017-03-13 02:50:00

#	User	Length	Language	Date
1	Mugeon Kim	626	C++	2024-02-21 05:36:34
2	Anna Roczek	728	C++	2023-07-20 13:17:25
3	Nguyen Nguyen	826	C++	2014-11-30 22:57:06
4	Nicholas Foo Chuan Le	834	C++	2022-11-24 15:14:23
5	Roger Chen	881	C++	2021-08-02 00:25:02
6	Hyunjun Lee	888	C++	2022-10-26 17:23:29
7	Markus Mathiasen	899	C++	2021-08-19 17:54:03
8	Hidden user	912	C++	2020-12-23 12:43:29
9	Ⲡⲟⲓⲙⲏⲛ	930	C++	2022-07-10 14:56:52
10	Germain Zhang	931	C++	2020-08-20 18:22:26

#	User	Length	Language	Date
1	Hidden user	1283	Common Lisp	2019-08-03 06:15:14

#	User	Length	Language	Date
1	Hidden user	1272	Go	2024-10-02 19:46:41
2	Norbert Voelker	1416	Go	2022-06-18 23:09:36
3	Hidden user	1692	Go	2024-07-26 01:07:37

#	User	Length	Language	Date
1	Brent Yorgey	1020	Haskell	2019-12-31 03:22:14
2	Mason Barnhill	1332	Haskell	2023-05-05 01:15:58

#	User	Length	Language	Date
1	Miorel Palii	871	Java	2018-01-08 06:23:34
2	Yeung Man Tsung	931	Java	2022-06-22 11:20:30
3	Caleb Reath	971	Java	2019-10-05 21:13:17
4	Johan Sannemo	1026	Java	2015-05-24 20:32:54
5	Andrew Polizzotto	1033	Java	2020-03-01 01:41:39
6	Kurtis Van Gent	1081	Java	2017-07-29 02:23:45
7	Xuehui Chen	1083	Java	2018-06-21 00:13:13
8	Darrin Wiley	1085	Java	2017-08-03 17:37:01
9	Erik Baalhuis	1111	Java	2016-07-24 15:56:52
10	Crystal Sharpe	1128	Java	2020-06-05 17:53:50

#	User	Length	Language	Date
1	tannal	4879	JavaScript (Node.js)	2025-06-15 04:37:15

#	User	Length	Language	Date
1	Zach Tschetter	480	JavaScript (SpiderMonkey)	2023-07-05 01:15:44
2	Bjørn Chr. Soltvedt	626	JavaScript (SpiderMonkey)	2018-11-05 23:14:13
3	Christian Pilegaard Cederquist	827	JavaScript (SpiderMonkey)	2023-07-27 17:16:31
4	Mats Krüger Svensson	1060	JavaScript (SpiderMonkey)	2017-02-22 21:47:51

#	User	Length	Language	Date
1	Timothy Gaede	759	Julia	2024-09-30 09:35:43

#	User	Length	Language	Date
1	Min-Zheng Shieh	546	Kotlin	2020-12-23 14:02:48
2	Adam Koprowski	595	Kotlin	2020-08-19 15:00:12
3	Phường Lên	744	Kotlin	2020-03-20 02:50:03
4	ZANGUE JOREL TIOMELA	756	Kotlin	2025-04-21 21:17:26
5	Amaan Marfatia	896	Kotlin	2022-02-12 06:01:19
6	Johnny Baloney	1063	Kotlin	2022-01-02 19:07:21
7	Jacob Huebner	1362	Kotlin	2020-03-18 03:39:05
8	Hidden user	1549	Kotlin	2020-02-09 06:55:24
9	Ravisai Tiruvuri	6227	Kotlin	2024-05-04 09:35:04

#	User	Length	Language	Date
1	Hidden user	1221	OCaml	2024-01-13 18:47:21

#	User	Length	Language	Date
1	Klas Björkqvist	361	Python 2	2014-10-03 20:39:59
2	Daniel Strizhevsky	364	Python 2	2017-07-18 08:45:07
3	Rahul Bhati	367	Python 2	2016-03-19 21:49:53
4	Lars Åström	383	Python 2	2019-09-27 20:13:09
5	Andreas Björklund	405	Python 2	2019-05-16 22:52:41
6	Herbert Ilhan Tanujaya	410	Python 2	2019-03-24 16:46:38
7	Hidden user	450	Python 2	2019-07-22 18:31:40
8	Oskar Haarklou Veileborg	464	Python 2	2019-10-24 14:42:28
9	Eoin Davey	586	Python 2	2017-09-16 01:40:56
10	Christofer Ohlsson	729	Python 2	2015-06-09 17:04:18

#	User	Length	Language	Date
1	Jeremiah Pascual	137	Python 3	2024-07-29 12:09:22
2	Teikn Smith	164	Python 3	2024-07-28 02:37:57
3	Jun Yan	176	Python 3	2024-07-29 04:03:16
4	Hidden user	228	Python 3	2024-07-29 04:45:13
5	Lee Yi Heng	245	Python 3	2024-03-15 07:53:17
6	Johan Wind	289	Python 3	2018-04-17 19:19:57
7	Casper Rysgaard	292	Python 3	2023-01-25 09:29:12
8	Prateek Bhakta	295	Python 3	2019-09-13 00:23:38
9	Jing Dong	298	Python 3	2019-09-21 23:32:34
10	Thibault Raffaillac	312	Python 3	2020-02-07 17:05:32

#	User	Length	Language	Date
1	Palash Agarwal	402	Ruby	2021-02-23 05:14:29
2	Donald Dong	590	Ruby	2021-02-21 07:36:15
3	DJ Begos	1734	Ruby	2021-02-23 02:04:19

#	User	Length	Language	Date
1	Artur Khuziakhmetov	847	Rust	2023-06-03 11:07:46
2	Hidden user	919	Rust	2025-02-05 20:28:10
3	Bhavesh Pareek	991	Rust	2022-09-01 00:12:06
4	Vegard Itland	1030	Rust	2020-01-25 22:39:45
5	Bas Dirks	1184	Rust	2022-06-29 13:41:14
6	Reis Faar	1672	Rust	2023-04-21 16:58:05

Solution running time distribution