Problem A
Double Up — Problem Statistics

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Submissions	1113
Accepted submissions	364
Submission ratio	32.70%
Authors	364
Full solves [?]	288
Full solve Ratio	79.12%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.03 s	Bash	2023-10-30 17:30:16

#	User	Runtime	Language	Date
1	Shlok Mundhra	0.00 s	C	2024-11-12 02:33:30

#	User	Runtime	Language	Date
1	Michael Hoffmann	0.00 s	Go	2023-11-19 10:05:59

#	User	Runtime	Language	Date
1	Brent Yorgey	0.01 s	Haskell	2023-10-30 11:23:53
2	Hidden user	0.02 s	Haskell	2024-05-16 23:48:58

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	Java	2023-10-29 16:51:16
2	Curtis Zhang	0.08 s	Java	2025-03-14 01:01:21
3	Isaac Light	0.09 s	Java	2023-11-02 21:41:08
4	Ernest Ng Zi Xuan	0.09 s	Java	2023-11-12 08:36:25
5	Taehoon Hwang	0.11 s	Java	2023-10-29 18:31:47
6	Xuyan Huang	0.15 s	Java	2023-10-29 18:25:21
7	Antonio Blanca	0.15 s	Java	2023-11-05 03:38:47
8	Ge Frank Xia	0.16 s	Java	2024-02-23 01:56:55
9	HyperPsych	0.16 s	Java	2024-10-20 03:44:22
10	Darren Fife	0.17 s	Java	2023-10-29 19:26:57

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2023-10-29 18:45:45
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-11-14 19:13:15
3	Zach Tschetter	0.05 s	JavaScript (SpiderMonkey)	2023-11-11 23:12:32

#	User	Runtime	Language	Date
1	Finn Lidbetter	0.29 s	Kotlin	2023-11-01 02:33:24

#	User	Runtime	Language	Date
1	Justin Zhang	0.04 s	Python 3	2024-10-19 21:56:53
2	Patrick Zhang	0.04 s	Python 3	2024-10-20 01:35:26
3	David Awkar	0.04 s	Python 3	2024-10-31 17:05:05
4	NoLimit Coder	0.04 s	Python 3	2024-11-02 21:35:32
5	Gabriel Caballero	0.04 s	Python 3	2024-11-09 05:29:48
6	Hassan Chowdhry	0.04 s	Python 3	2024-11-09 06:29:36
7	Prateek Bhakta	0.04 s	Python 3	2024-11-09 19:10:46
8	Ekaterina Bondarenko	0.04 s	Python 3	2024-11-10 02:20:18
9	Brady	0.04 s	Python 3	2024-11-10 16:05:13
10	Kevin Kuruvilla	0.04 s	Python 3	2024-11-11 19:05:25

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2024-01-31 14:36:11

#	User	Runtime	Language	Date
1	Frank Endriss	1.70 s	Rust	2023-10-31 19:25:57

#	User	Length	Language	Date
1	Chenzhang Hu	374	Bash	2023-10-30 17:30:16

#	User	Length	Language	Date
1	Shlok Mundhra	2153	C	2024-11-12 02:33:30

#	User	Length	Language	Date
1	Evan Michael Bailey	732	C++	2024-03-23 18:57:55
2	Andrew He	764	C++	2023-10-29 17:04:44
3	Rahul Prabhu	774	C++	2023-10-29 17:11:29
4	Mikołaj Kharkevich	782	C++	2024-12-24 12:12:47
5	Alexander Skidanov	782	C++	2024-12-24 12:21:58
6	Teikn Smith	834	C++	2024-10-22 21:08:05
7	Hiep Trinh	878	C++	2023-10-29 16:37:45
8	Kush Nayak	930	C++	2025-11-11 23:14:03
9	Bill Lin	942	C++	2023-10-29 16:57:32
10	Tian Bai	946	C++	2023-10-29 19:45:37

#	User	Length	Language	Date
1	Michael Hoffmann	46853	Go	2023-11-19 10:05:59

#	User	Length	Language	Date
1	Hidden user	240	Haskell	2024-05-16 23:51:59
2	Brent Yorgey	508	Haskell	2023-10-30 11:23:53

#	User	Length	Language	Date
1	Ernest Ng Zi Xuan	579	Java	2023-11-12 12:04:48
2	Chris D	948	Java	2023-10-31 05:18:18
3	Antonio Blanca	984	Java	2023-11-05 03:38:47
4	Manas Korimilli	1170	Java	2024-11-08 02:00:00
5	HyperPsych	1241	Java	2024-10-20 03:44:22
6	Xuyan Huang	1345	Java	2023-10-29 18:25:21
7	Ayden Coughlin	1401	Java	2023-10-29 18:50:21
8	Taehoon Hwang	1416	Java	2023-10-29 18:31:47
9	Gavin Dimpter	1583	Java	2024-02-23 00:55:05
10	Darren Fife	1598	Java	2023-10-29 19:26:57

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	295	JavaScript (SpiderMonkey)	2023-10-29 18:47:38
2	Christian Pilegaard Cederquist	521	JavaScript (SpiderMonkey)	2023-11-14 19:13:15
3	Zach Tschetter	830	JavaScript (SpiderMonkey)	2023-11-11 23:12:32

#	User	Length	Language	Date
1	Finn Lidbetter	2070	Kotlin	2023-11-01 02:33:24

#	User	Length	Language	Date
1	Clarence Chew	62	Python 3	2024-01-24 13:02:34
2	Paul Sun	78	Python 3	2024-01-20 18:24:18
3	Merten Bohn	105	Python 3	2024-05-16 16:30:55
4	Michael Goldwasser	113	Python 3	2024-05-21 06:47:14
5	Hussin Suleiman	115	Python 3	2025-12-27 22:48:56
6	Vladimir Folunin	125	Python 3	2025-08-27 19:02:12
7	Nicholas Russell Saerang	148	Python 3	2023-11-11 00:40:38
8	Hidden user	158	Python 3	2023-11-04 21:16:03
9	Linhan Yu	160	Python 3	2023-10-29 16:33:07
10	Matthew Lou	162	Python 3	2025-11-16 03:19:08

#	User	Length	Language	Date
1	Thomas Feld	75	Ruby	2024-01-31 15:01:35

#	User	Length	Language	Date
1	Frank Endriss	1941	Rust	2023-10-31 19:25:57

Solution running time distribution