Problem A
Stacking Up — Problem Statistics

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Submissions	1172
Accepted submissions	362
Submission ratio	30.89%
Authors	378
Accepted authors	304
Author ratio	80.42%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.09 s	Bash	2024-04-17 18:24:22

#	User	Runtime	Language	Date
1	Sebastian Neal	0.04 s	C	2022-01-23 00:40:43

#	User	Runtime	Language	Date
1	Steven Heinen	0.14 s	C#	2022-09-16 17:56:53

#	User	Runtime	Language	Date
1	Matthew Craven	0.01 s	Haskell	2022-01-22 23:12:15
2	Brent Yorgey	0.01 s	Haskell	2022-02-03 04:45:29

#	User	Runtime	Language	Date
1	Bjørn Dons	0.09 s	Java	2022-05-01 09:28:57
2	Tjibbe van der Veen	0.09 s	Java	2022-09-14 17:58:36
3	Jeffrey H.	0.09 s	Java	2023-02-02 02:25:50
4	Hidden user	0.09 s	Java	2024-09-16 16:00:24
5	Julian Zhao	0.10 s	Java	2022-01-22 23:18:23
6	Shubham Bhargava	0.10 s	Java	2022-01-23 00:41:30
7	Collin Jakubik	0.10 s	Java	2022-01-23 00:44:44
8	kuimou yu	0.10 s	Java	2022-01-23 22:27:21
9	Ho Lyun Jeong	0.11 s	Java	2022-01-22 22:47:03
10	Crystal Sharpe	0.11 s	Java	2022-01-23 00:23:38

#	User	Runtime	Language	Date
1	Yang Tang	0.21 s	Kotlin	2023-06-14 03:12:05
2	Jacob Huebner	0.51 s	Kotlin	2022-01-22 21:12:46

#	User	Runtime	Language	Date
1	Andreas Björklund	0.46 s	Python 2	2022-01-29 15:10:37

#	User	Runtime	Language	Date
1	Wouter Kool	0.05 s	Python 3	2022-09-14 17:51:08
2	David Engström	0.05 s	Python 3	2023-02-01 19:36:28
3	Joshua Byers	0.05 s	Python 3	2023-02-02 08:08:18
4	Matthew Carpio	0.05 s	Python 3	2024-09-24 16:35:01
5	Hidden user	0.06 s	Python 3	2022-01-22 21:45:20
6	Brandon Young	0.06 s	Python 3	2022-01-22 22:23:19
7	Charles Weng	0.06 s	Python 3	2022-01-22 22:33:46
8	Erick Ross	0.06 s	Python 3	2022-01-22 22:42:28
9	Jerry Xiong	0.06 s	Python 3	2022-01-23 00:29:58
10	Kevin Liu	0.06 s	Python 3	2022-01-23 00:45:36

#	User	Length	Language	Date
1	Chenzhang Hu	5	Bash	2024-04-17 18:24:22

#	User	Length	Language	Date
1	Sebastian Neal	2023	C	2022-01-23 00:40:43

#	User	Length	Language	Date
1	Steven Heinen	12798	C#	2022-09-16 17:56:53

#	User	Length	Language	Date
1	Shang Zhou	433	C++	2022-01-22 23:13:47
2	Tyler Marks	470	C++	2022-01-25 00:25:19
3	Yongchen Zhou	489	C++	2022-01-22 22:46:42
4	Minh Nguyen	506	C++	2022-01-22 22:42:42
5	Zhuolin Yang	544	C++	2022-01-22 23:54:33
6	Tim Dong	611	C++	2022-01-29 08:30:24
7	Trung Dang	647	C++	2022-01-22 20:30:49
8	Pratik Satish	663	C++	2022-01-23 01:38:33
9	Yuxuan Xia	667	C++	2022-01-22 23:20:19
10	Azora	669	C++	2022-01-23 20:56:17

#	User	Length	Language	Date
1	Brent Yorgey	1335	Haskell	2022-02-03 04:45:29
2	Matthew Craven	1650	Haskell	2022-01-22 23:12:15

#	User	Length	Language	Date
1	Jatin Bindra	774	Java	2022-01-29 01:11:17
2	Alanna Hill	833	Java	2022-01-27 01:51:32
3	Chris Gittings	913	Java	2022-01-22 23:03:59
4	Suhas T. Nagar	1058	Java	2022-01-22 23:25:05
5	Hidden user	1214	Java	2024-09-16 16:00:24
6	Matthew Kalahiki	1221	Java	2022-02-24 00:35:30
7	Pranav Pull	1356	Java	2023-01-22 21:18:59
8	Abdelrahman Mokbel	1366	Java	2022-01-22 22:23:21
9	Leonard Gofman	1415	Java	2024-01-06 21:35:15
10	Crystal Sharpe	1429	Java	2022-01-23 00:23:38

#	User	Length	Language	Date
1	Yang Tang	534	Kotlin	2023-06-14 03:12:05
2	Jacob Huebner	1650	Kotlin	2022-01-22 21:12:46

#	User	Length	Language	Date
1	Andreas Björklund	406	Python 2	2022-01-29 15:10:37

#	User	Length	Language	Date
1	Nicholas Russell Saerang	165	Python 3	2025-06-10 18:39:54
2	Alexandre Charland	234	Python 3	2025-06-05 03:19:46
3	Ahmed Chamseddine	242	Python 3	2025-02-13 17:06:04
4	Caeden Whitaker	259	Python 3	2022-01-26 04:24:23
5	Joshua Byers	295	Python 3	2023-02-02 08:08:18
6	Hidden user	311	Python 3	2022-01-22 21:45:20
7	David Engström	349	Python 3	2023-02-01 19:36:28
8	Mattéo Delabre	372	Python 3	2023-02-12 23:23:05
9	Shang-En Huang	383	Python 3	2023-01-25 18:31:53
10	Raymond Yang	390	Python 3	2022-01-23 00:28:54

Solution running time distribution