Problem A
Firefly — Problem Statistics

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Submissions	1042
Accepted submissions	438
Submission ratio	42.03%
Authors	353
Accepted authors	328
Author ratio	92.92%

#	User	Runtime	Language	Date
1	Caleb Smith	0.01 s	C	2022-02-14 03:12:07
2	Kyle Heller	0.02 s	C	2023-02-06 19:06:15
3	Logan Hickok-Dickson	0.03 s	C	2023-02-08 17:09:53
4	Chiho Song	0.03 s	C	2023-09-21 20:33:43
5	Jerry Mann	0.09 s	C	2022-09-23 06:01:33

#	User	Runtime	Language	Date
1	Ethan Dickey	0.01 s	C++	2022-02-18 08:19:14
2	Yu-Chen Chan	0.01 s	C++	2024-02-06 04:05:58
3	Otavio Sartorelli de Toledo Piza	0.02 s	C++	2022-02-09 15:01:52
4	Yuzhe Liu	0.02 s	C++	2022-02-16 21:14:35
5	Nalin Sinha	0.02 s	C++	2022-02-17 03:55:19
6	Aaryan Gautam	0.02 s	C++	2022-02-18 03:46:42
7	Aaron Kim	0.02 s	C++	2022-02-18 04:28:45
8	Ryan Doan	0.02 s	C++	2022-09-21 20:40:28
9	Meet Patel	0.02 s	C++	2022-09-23 02:41:02
10	Hamilton Wang	0.02 s	C++	2022-09-23 06:16:12

#	User	Runtime	Language	Date
1	Mert Karabulut	0.11 s	C++ with Memory Check	2024-02-09 00:38:53

#	User	Runtime	Language	Date
1	Mikail Khan	0.58 s	Haskell	2022-02-16 21:49:42

#	User	Runtime	Language	Date
1	Leon Wang	0.08 s	Java	2024-10-02 14:51:39
2	Pranay Nandkeolyar	0.09 s	Java	2025-03-02 22:56:47
3	Ashwin Chintalapati	0.10 s	Java	2025-03-05 01:15:20
4	Daniel Kun Zhang	0.10 s	Java	2025-03-05 23:06:23
5	Aryan Jumani	0.10 s	Java	2025-03-07 05:26:46
6	Jack Fang	0.11 s	Java	2024-10-01 21:37:38
7	Hidden user	0.11 s	Java	2025-03-06 22:34:19
8	Grace Keeton	0.12 s	Java	2022-02-18 01:23:36
9	Alvin Lee	0.12 s	Java	2024-10-02 16:48:35
10	Alisa Joan Garcia	0.13 s	Java	2022-02-15 19:52:43

#	User	Runtime	Language	Date
1	Nishka Awasthi	0.35 s	Python 2	2022-09-18 11:36:28

#	User	Runtime	Language	Date
1	Yuting Xiao	0.09 s	Python 3	2025-03-07 05:10:23
2	bhavin	0.10 s	Python 3	2025-03-06 08:05:57
3	Saahil Mathur	0.10 s	Python 3	2025-03-07 04:16:45
4	Nikshith Konnuru	0.12 s	Python 3	2024-10-11 00:13:19
5	Devansh Khandelwal	0.13 s	Python 3	2024-10-06 21:08:51
6	Hidden user	0.13 s	Python 3	2024-10-10 04:46:19
7	Elisa Chen	0.13 s	Python 3	2024-10-10 06:37:43
8	Tonmoy Rakshit	0.13 s	Python 3	2024-10-10 21:57:59
9	Alexandre Sauquet	0.13 s	Python 3	2024-10-10 23:26:43
10	Pranav Perumal	0.13 s	Python 3	2025-03-03 01:57:39

#	User	Runtime	Language	Date
1	Krish Shah	0.14 s	Python 3 with NumPy	2024-10-10 05:56:21
2	Ryan Tanaka	0.14 s	Python 3 with NumPy	2024-10-25 06:33:18
3	Bautista Tedin	0.19 s	Python 3 with NumPy	2025-03-07 02:43:20
4	Gilbert Hsu	0.21 s	Python 3 with NumPy	2023-09-21 03:12:40
5	Hidden user	0.33 s	Python 3 with NumPy	2024-10-11 03:43:03

#	User	Runtime	Language	Date
1	Eric Park	0.02 s	Rust	2025-02-28 04:39:13
2	Anirudh Rao	0.03 s	Rust	2022-02-15 22:53:24
3	Bhavesh Pareek	0.03 s	Rust	2022-09-16 03:08:58

#	User	Length	Language	Date
1	Logan Hickok-Dickson	996	C	2023-02-08 17:09:53
2	Kyle Heller	1001	C	2023-02-06 19:07:46
3	Caleb Smith	1512	C	2022-02-14 03:12:07
4	Chiho Song	1586	C	2023-09-21 20:33:43
5	Jerry Mann	2004	C	2022-09-23 06:01:33

#	User	Length	Language	Date
1	Angela Qian	183	C++	2025-03-07 04:18:55
2	Yu-Chen Chan	290	C++	2024-02-06 04:23:16
3	Jimmy Dinh	589	C++	2024-10-09 23:20:03
4	Nikita Gorshkov	614	C++	2025-02-27 04:12:29
5	Kush Nayak	617	C++	2024-02-06 20:35:45
6	Jeffrey Wu	665	C++	2024-10-09 07:27:12
7	Jason Gong	703	C++	2022-02-14 20:14:51
8	Nathan Andrews	740	C++	2024-10-11 03:12:41
9	James Tan	752	C++	2024-02-02 00:10:44
10	Pratham Jigneshbhai Patel	757	C++	2025-03-07 03:45:43

#	User	Length	Language	Date
1	Mert Karabulut	1869	C++ with Memory Check	2024-02-09 00:38:53

#	User	Length	Language	Date
1	Mikail Khan	1316	Haskell	2022-02-16 21:49:42

#	User	Length	Language	Date
1	Hidden user	885	Java	2022-02-17 20:52:50
2	Jun Cao	989	Java	2023-09-22 03:20:19
3	Arnav Daryani	1051	Java	2024-10-06 10:29:18
4	Aaryan Wadhwani	1084	Java	2024-10-04 00:42:37
5	Rohan Gaddam	1162	Java	2025-03-07 05:58:38
6	Seung Hyun Choi	1305	Java	2022-02-18 01:57:12
7	Harmya Bhatt	1362	Java	2022-09-23 05:09:26
8	Olivia Liu	1398	Java	2024-10-07 23:13:16
9	Ritwik Jain	1415	Java	2022-09-20 20:18:06
10	Aldiyar Orak	1482	Java	2022-02-18 03:24:31

#	User	Length	Language	Date
1	Nishka Awasthi	638	Python 2	2022-09-18 11:36:28

#	User	Length	Language	Date
1	Peter Jin	217	Python 3	2022-09-16 18:14:41
2	bhavin	258	Python 3	2025-03-06 08:05:57
3	Pratyanch Jain	303	Python 3	2024-02-01 07:12:40
4	Saravana Polisetti	361	Python 3	2022-09-22 22:36:29
5	Elaine Huang	367	Python 3	2024-10-08 21:29:15
6	Jack Augenstine	414	Python 3	2025-03-03 05:43:14
7	William Kettleborough	436	Python 3	2024-01-31 22:47:46
8	Alex Liu	465	Python 3	2023-09-20 01:37:43
9	Ben Lilley	489	Python 3	2022-11-21 19:16:01
10	Bryan Yoo	495	Python 3	2024-10-11 07:44:03

#	User	Length	Language	Date
1	Bautista Tedin	826	Python 3 with NumPy	2025-03-07 02:43:20
2	Gilbert Hsu	976	Python 3 with NumPy	2023-09-21 03:12:40
3	Hidden user	1417	Python 3 with NumPy	2024-10-11 03:43:03
4	Krish Shah	1710	Python 3 with NumPy	2024-10-10 05:56:21
5	Ryan Tanaka	1745	Python 3 with NumPy	2024-10-25 06:33:18

#	User	Length	Language	Date
1	Bhavesh Pareek	1384	Rust	2022-09-16 03:08:58
2	Anirudh Rao	2324	Rust	2022-02-15 22:53:24
3	Eric Park	4499	Rust	2025-02-28 04:39:13

Solution running time distribution