Problem I
Distributing Ballot Boxes — Problem Statistics

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Submissions	857
Accepted submissions	157
Submission ratio	18.32%
Authors	192
Full solves [?]	144
Full solve Ratio	75.00%

#	User	Runtime	Language	Date
1	Zhangyuan Nie	0.08 s	C	2021-09-22 23:18:58
2	Oussama Chaabi	0.09 s	C	2022-09-22 21:24:22
3	Tian Zhang	0.12 s	C	2022-01-26 05:44:34
4	Junjie Yang	0.16 s	C	2021-09-17 08:14:11

#	User	Runtime	Language	Date
1	Tianhao You	0.08 s	C++	2022-01-26 00:12:14
2	Kevin Deng	0.08 s	C++	2025-06-25 04:07:25
3	Nikola Katov	0.09 s	C++	2023-09-15 19:22:58
4	Ricky Youm	0.09 s	C++	2023-10-13 09:21:53
5	Richard Huang	0.09 s	C++	2024-09-26 00:59:08
6	Haoran Shao	0.16 s	C++	2025-09-21 14:33:56
7	Mike Gao	0.17 s	C++	2021-09-23 01:42:54
8	Muneem Ahmed Khan	0.17 s	C++	2021-09-24 19:40:43
9	Maoyu Wang	0.17 s	C++	2022-01-25 21:03:18
10	Jason Hum	0.18 s	C++	2022-09-18 05:31:01

#	User	Runtime	Language	Date
1	Fuxiao Gao	0.32 s	Java	2023-09-19 02:12:53
2	Tuvshin Ganbold	0.33 s	Java	2021-09-24 16:36:37
3	Bogdan Timercan	0.36 s	Java	2025-09-26 02:22:13
4	Joshua Manascu	0.42 s	Java	2024-09-21 21:20:10
5	Matthew Goodman	0.43 s	Java	2021-09-24 16:52:24
6	Airlie Cassidy	0.43 s	Java	2025-09-26 00:37:27
7	Selena Chu	0.62 s	Java	2023-09-16 23:11:07
8	Jeffrey Gan	0.86 s	Java	2023-09-17 21:36:10
9	Hidden user	0.90 s	Java	2022-09-17 20:11:12
10	Jianing Xu	0.91 s	Java	2021-09-19 17:01:53

#	User	Runtime	Language	Date
1	Joel Newman	0.44 s	OCaml	2023-09-21 01:48:01

#	User	Runtime	Language	Date
1	Adam Hochschild	0.25 s	Python 3	2021-09-24 18:31:31
2	Salo Lavy Perez	0.28 s	Python 3	2025-09-21 16:30:59
3	Haorui Li	0.31 s	Python 3	2025-09-22 21:29:52
4	John Scott	0.31 s	Python 3	2025-09-24 16:00:33
5	Hidden user	0.32 s	Python 3	2025-09-23 23:40:17
6	Daria Vorsina	0.32 s	Python 3	2025-09-24 23:51:37
7	Roman Sejnoha	0.32 s	Python 3	2025-09-26 03:20:51
8	William Potter	0.33 s	Python 3	2025-09-24 23:19:15
9	Sam Chen	0.34 s	Python 3	2025-09-24 23:53:18
10	Leon Pedenon	0.35 s	Python 3	2025-09-24 23:24:59

#	User	Runtime	Language	Date
1	Qi Zeng	0.35 s	Python 3 with NumPy	2025-09-24 20:32:23
2	Jun Hao Huang	0.37 s	Python 3 with NumPy	2025-09-25 18:10:02
3	Hidden user	0.63 s	Python 3 with NumPy	2024-09-25 21:22:16
4	Hidden user	0.95 s	Python 3 with NumPy	2025-09-26 02:03:55

#	User	Runtime	Language	Date
1	Muhammad Sohail	0.08 s	Rust	2024-09-20 08:50:22
2	Sindbad Walter	0.11 s	Rust	2023-09-22 23:35:28

#	User	Length	Language	Date
1	Tian Zhang	635	C	2022-01-26 05:44:34
2	Zhangyuan Nie	652	C	2021-09-22 23:18:58
3	Junjie Yang	1095	C	2021-09-17 08:14:11
4	Oussama Chaabi	1657	C	2022-09-22 21:24:22

#	User	Length	Language	Date
1	Nikola Katov	508	C++	2023-09-15 19:22:58
2	Maoyu Wang	648	C++	2022-01-25 21:03:18
3	Eliza Toma	673	C++	2024-06-27 23:42:57
4	James Darby	698	C++	2022-09-20 19:36:38
5	Ricky Youm	715	C++	2023-10-13 09:21:53
6	Richard Huang	715	C++	2024-09-26 00:59:08
7	Muneem Ahmed Khan	717	C++	2021-09-24 19:40:43
8	Kevin Deng	717	C++	2025-06-25 04:07:25
9	Minju Kang	738	C++	2024-09-25 00:47:59
10	Tianhao You	764	C++	2022-01-26 00:12:14

#	User	Length	Language	Date
1	Thomas Neustadter	1026	Java	2022-01-24 21:11:42
2	Jianing Xu	1047	Java	2021-09-19 17:01:53
3	Benjamin Ghaderi	1069	Java	2025-09-22 20:13:46
4	Hidden user	1080	Java	2022-09-17 20:11:12
5	Justin Huang	1095	Java	2021-09-22 22:33:19
6	Oussama Chaabi	1118	Java	2022-09-22 22:32:50
7	Arshia Rashedzadeh	1129	Java	2025-09-17 19:24:45
8	Jeffrey Gan	1130	Java	2023-09-17 21:36:10
9	Ethan Li	1166	Java	2024-09-25 18:33:52
10	Zijian Pei	1236	Java	2022-01-26 02:18:21

#	User	Length	Language	Date
1	Joel Newman	2555	OCaml	2023-09-21 01:48:01

#	User	Length	Language	Date
1	Sam Chen	397	Python 3	2025-09-24 23:53:18
2	Dun Niu	453	Python 3	2024-09-20 13:22:12
3	Leon Pedenon	490	Python 3	2025-09-24 23:24:59
4	Tristan Leblanc	491	Python 3	2022-09-19 20:06:04
5	Ari Blondal	496	Python 3	2024-06-21 14:57:58
6	Gabrielle MacInnes	504	Python 3	2023-09-20 03:13:58
7	Hidden user	555	Python 3	2021-09-17 04:45:39
8	Ilana Martin Morales	567	Python 3	2023-09-19 04:17:54
9	Roman Sejnoha	576	Python 3	2025-09-26 03:20:51
10	Adelaide Row	586	Python 3	2025-09-19 19:52:17

#	User	Length	Language	Date
1	Hidden user	665	Python 3 with NumPy	2024-09-25 21:22:16
2	Hidden user	687	Python 3 with NumPy	2025-09-26 02:03:55
3	Qi Zeng	704	Python 3 with NumPy	2025-09-24 20:32:23
4	Jun Hao Huang	993	Python 3 with NumPy	2025-09-25 18:10:02

#	User	Length	Language	Date
1	Muhammad Sohail	1029	Rust	2024-09-20 08:50:22
2	Sindbad Walter	1632	Rust	2023-09-22 23:35:28

Solution running time distribution