Problem A
Stack Construction — Problem Statistics

Back to problem description

Submissions	750
Accepted submissions	215
Submission ratio	28.67%
Authors	272
Full solves [?]	154
Full solve Ratio	56.62%

#	User	Runtime	Language	Date
1	Mirel Cosulschi	0.06 s	C	2025-06-03 15:35:15
2	Ivan Petrov	0.12 s	C	2019-08-06 11:40:35

#	User	Runtime	Language	Date
1	Hubert Teo	0.04 s	C++	2016-10-29 18:07:29
2	Nick Wu	0.04 s	C++	2020-07-03 01:09:06
3	RYAN ONG ZHENG XUN	0.04 s	C++	2024-03-04 08:16:25
4	Tomás Cariño	0.05 s	C++	2017-08-21 19:34:39
5	Reyno Tilikaynen	0.05 s	C++	2017-10-21 18:14:03
6	Jason Liu	0.05 s	C++	2023-05-01 04:04:11
7	David Sturgill	0.05 s	C++	2023-06-05 21:28:32
8	Tan Kwang Thiag	0.05 s	C++	2024-02-12 18:10:12
9	Yuto Watanabe	0.05 s	C++	2024-02-13 16:06:11
10	Gao Tianrun	0.05 s	C++	2024-02-15 03:18:20

#	User	Runtime	Language	Date
1	Bjørn Dons	0.07 s	Go	2023-07-27 17:36:30

#	User	Runtime	Language	Date
1	Hidden user	0.16 s	Java	2017-10-13 05:12:58
2	Ali Zarrini	0.16 s	Java	2017-11-10 04:20:40
3	Hidden user	0.17 s	Java	2018-03-26 06:07:52
4	Ronald Cruz	0.18 s	Java	2017-10-29 01:08:11
5	Igor Durovic	0.18 s	Java	2017-11-09 04:20:44
6	Jarrett Spiker	0.19 s	Java	2016-11-01 22:36:31
7	Eric Williamson	0.20 s	Java	2017-10-28 21:25:04
8	Daniel Moyer	0.20 s	Java	2017-10-28 22:48:34
9	Brett Fazio	0.31 s	Java	2019-05-25 22:00:36
10	Alexander Glasson	0.32 s	Java	2017-10-28 20:20:31

#	User	Runtime	Language	Date
1	David Schlyter	0.68 s	JavaScript (SpiderMonkey)	2017-10-24 08:58:33

#	User	Runtime	Language	Date
1	Jacob Huebner	0.37 s	Kotlin	2021-06-08 05:12:52
2	Danny Mittal	0.48 s	Kotlin	2024-09-28 17:34:27

#	User	Runtime	Language	Date
1	Måns Magnusson	0.53 s	Python 2	2018-11-15 16:42:03
2	Hidden user	1.38 s	Python 2	2018-12-16 22:05:31

#	User	Runtime	Language	Date
1	Bryce Crouse	0.17 s	Python 3	2025-11-08 01:06:45
2	Oskar Haarklou Veileborg	0.21 s	Python 3	2020-10-06 06:53:54
3	Nicholas Russell Saerang	0.45 s	Python 3	2023-07-23 18:18:17
4	Ram Basnet	0.45 s	Python 3	2023-12-17 20:22:32
5	Marian D.	0.48 s	Python 3	2023-11-24 08:18:08
6	Daniel Bogorad	0.49 s	Python 3	2025-07-13 03:02:11
7	Allan Kong	0.50 s	Python 3	2025-10-26 03:08:31
8	Clement Oh	0.51 s	Python 3	2024-02-13 04:52:58
9	Hrant Hovhannisyan	0.55 s	Python 3	2025-06-26 08:27:25
10	Tai Tze Kin	0.60 s	Python 3	2024-02-17 17:11:10

#	User	Length	Language	Date
1	Ivan Petrov	732	C	2019-08-06 11:40:35
2	Mirel Cosulschi	815	C	2025-06-03 15:35:15

#	User	Length	Language	Date
1	Noah Weninger	623	C++	2016-11-05 03:50:51
2	กฤษฏิ์ พรไพรินทร์	631	C++	2017-11-29 02:32:39
3	Yunpeng Tang	637	C++	2016-11-08 22:59:57
4	Mohammad Solaiman	680	C++	2017-10-10 15:32:44
5	Tai Tze Kin	682	C++	2024-02-13 19:51:03
6	Erik Amirell Eklöf	692	C++	2021-11-10 18:28:54
7	Patrick Losique	696	C++	2019-09-20 01:59:33
8	Saad Mahmud	699	C++	2018-03-16 15:54:51
9	Hidden user	707	C++	2017-11-02 08:48:07
10	Renato Ferreira	710	C++	2017-10-21 18:56:54

#	User	Length	Language	Date
1	Bjørn Dons	1048	Go	2023-07-27 17:36:30

#	User	Length	Language	Date
1	Hidden user	724	Java	2018-03-26 06:06:45
2	Hidden user	740	Java	2017-10-13 05:12:58
3	Ali Zarrini	871	Java	2017-11-10 04:20:40
4	Igor Durovic	946	Java	2017-11-09 04:20:44
5	John Edwards	965	Java	2019-07-14 04:50:10
6	Jarrett Spiker	1007	Java	2016-11-01 22:36:31
7	Daniel Moyer	1009	Java	2017-10-28 22:48:34
8	Doug Goodman	1034	Java	2019-10-10 19:22:10
9	Eric Williamson	1116	Java	2017-10-28 21:25:04
10	Alexander Glasson	1515	Java	2017-10-28 20:20:31

#	User	Length	Language	Date
1	David Schlyter	1790	JavaScript (SpiderMonkey)	2017-10-24 08:58:33

#	User	Length	Language	Date
1	Jacob Huebner	781	Kotlin	2021-06-08 05:12:52
2	Danny Mittal	844	Kotlin	2024-09-28 17:34:27

#	User	Length	Language	Date
1	Måns Magnusson	649	Python 2	2018-11-15 16:42:03
2	Hidden user	1367	Python 2	2018-12-16 15:59:34

#	User	Length	Language	Date
1	Clement Oh	373	Python 3	2023-09-29 05:37:06
2	Nicholas Russell Saerang	374	Python 3	2023-07-23 18:17:31
3	Marian D.	381	Python 3	2023-11-24 08:18:08
4	Daniel Bogorad	474	Python 3	2025-07-13 03:02:11
5	Tai Tze Kin	489	Python 3	2024-02-17 17:11:10
6	Hrant Hovhannisyan	559	Python 3	2025-06-26 08:27:25
7	Joshua Andersson	577	Python 3	2024-12-29 00:36:05
8	Ram Basnet	658	Python 3	2023-12-17 20:22:32
9	Oskar Haarklou Veileborg	708	Python 3	2020-10-06 06:53:54
10	Allan Kong	772	Python 3	2025-10-26 03:08:31

Solution running time distribution