Problem A
Particle Collision — Problem Statistics

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Submissions	209
Accepted submissions	45
Submission ratio	21.53%
Authors	48
Full solves [?]	34
Full solve Ratio	70.83%

#	User	Runtime	Language	Date
1	JIAHAO QIU	0.04 s	Python 3	2025-09-19 06:30:07
2	Joshua Billson	0.05 s	Python 3	2022-11-21 01:53:55
3	Haruto Tanaka	0.05 s	Python 3	2022-12-05 08:10:45
4	Charles Perez	0.05 s	Python 3	2023-11-06 14:37:23
5	Cole Dewis	0.05 s	Python 3	2023-11-06 17:35:32
6	Jaspreet Singh Dhami	0.05 s	Python 3	2023-12-04 22:56:44
7	Marcus Gerrard	0.05 s	Python 3	2023-12-08 02:00:15
8	Bella Hong	0.05 s	Python 3	2023-12-08 08:57:04
9	Kailash Seshadri	0.05 s	Python 3	2023-12-08 21:43:11
10	Xinman Liu	0.06 s	Python 3	2021-03-19 14:39:02

#	User	Length	Language	Date
1	Asma Omar	2370	C++	2021-03-30 06:25:22
2	Hidden user	2464	C++	2022-04-25 03:49:42
3	Adam Elamy	2492	C++	2022-04-24 11:05:56
4	Firas Al Chalabi	2639	C++	2022-11-08 21:26:29
5	Kaixuan Hu	2825	C++	2022-04-27 04:54:21
6	Ru-Bin Won	2954	C++	2022-04-23 16:49:05
7	Vedant Vyas	3122	C++	2023-12-09 06:48:07
8	Mark Thomas	3127	C++	2021-03-28 04:15:57
9	Kareem Elakkad	3279	C++	2022-12-13 00:14:39
10	Brian Kang	3574	C++	2021-03-30 05:35:07

#	User	Length	Language	Date
1	Kailash Seshadri	1852	Python 3	2023-12-08 22:22:46
2	JIAHAO QIU	2170	Python 3	2025-09-19 06:30:07
3	Joshua Billson	2268	Python 3	2022-11-21 01:53:55
4	Cole Dewis	2521	Python 3	2023-11-06 17:48:46
5	Xinman Liu	2603	Python 3	2021-03-19 14:39:02
6	Charles Perez	2644	Python 3	2023-11-06 14:56:03
7	Haruto Tanaka	2834	Python 3	2022-12-05 08:10:45
8	Ahmad Amin	2955	Python 3	2021-03-30 07:13:45
9	Mark	3229	Python 3	2022-05-01 04:48:11
10	Rachael	3854	Python 3	2021-03-26 04:24:14

Solution running time distribution