Problem A
Don't Be Fake — Problem Statistics

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Submissions	493
Accepted submissions	329
Submission ratio	66.73%
Authors	306
Full solves [?]	282
Full solve Ratio	92.16%

#	User	Runtime	Language	Date
1	HARITHA S R	0.00 s	C	2025-04-10 16:08:32
2	Naveen Kumar S	0.00 s	C	2025-05-01 04:36:45
3	Magnus Eide-Fredriksen	0.00 s	C	2025-12-13 16:31:08
4	Aaron Schindler	0.03 s	C	2023-11-04 19:40:13

#	User	Runtime	Language	Date
1	traxex	0.04 s	C#	2024-05-26 15:59:31

#	User	Runtime	Language	Date
1	Bjørn Dons	0.00 s	Go	2023-11-06 21:24:43
2	Norbert Voelker	0.00 s	Go	2023-11-09 13:55:30
3	Oliver Ruste Jahren	0.47 s	Go	2024-03-29 11:36:24

#	User	Runtime	Language	Date
1	Brent Yorgey	0.01 s	Haskell	2023-11-05 20:24:00
2	Jan Hrček	0.01 s	Haskell	2024-12-16 10:46:55

#	User	Runtime	Language	Date
1	Jerry Chen	0.05 s	Java	2024-11-09 23:27:12
2	Sven Rönnbäck	0.06 s	Java	2023-11-21 11:29:51
3	Ben Cobb	0.07 s	Java	2023-11-09 00:03:49
4	Saathvik Selvan	0.08 s	Java	2024-01-15 22:13:21
5	Kaleb Cole	0.08 s	Java	2024-02-19 22:08:49
6	Hidden user	0.09 s	Java	2023-11-12 04:31:04
7	Ranjith M	0.10 s	Java	2024-02-14 06:15:29
8	Stela Palii	0.10 s	Java	2024-12-29 21:54:16
9	Sriniketh Vangaru	0.11 s	Java	2024-11-02 18:28:40
10	Hidden user	0.13 s	Java	2023-11-30 09:04:35

#	User	Runtime	Language	Date
1	Zach Tschetter	0.05 s	JavaScript (SpiderMonkey)	2025-02-09 09:13:19
2	Christian Pilegaard Cederquist	0.10 s	JavaScript (SpiderMonkey)	2023-11-05 09:36:39
3	Bjørn Chr. Soltvedt	0.20 s	JavaScript (SpiderMonkey)	2023-11-05 05:19:42
4	Jimmy Gustafsson	0.21 s	JavaScript (SpiderMonkey)	2025-07-25 23:10:34

#	User	Runtime	Language	Date
1	Timothy Gaede	0.79 s	Julia	2024-05-31 02:47:41

#	User	Runtime	Language	Date
1	Adam Rankin	0.47 s	Kotlin	2023-11-12 19:58:06
2	Paul McBurney	0.82 s	Kotlin	2024-02-03 18:06:06

#	User	Runtime	Language	Date
1	Armand Joseph Sotelo	0.04 s	Python 3	2024-09-17 10:23:31
2	Ahmed Chamseddine	0.04 s	Python 3	2024-09-24 21:38:17
3	Kelly Dance	0.04 s	Python 3	2024-10-11 21:30:27
4	Lawry Sorenson	0.04 s	Python 3	2024-10-19 00:13:31
5	Isaac Erdman	0.04 s	Python 3	2024-10-19 00:14:57
6	Caleb Dastrup	0.04 s	Python 3	2024-10-19 00:15:10
7	Godmar Back	0.04 s	Python 3	2024-11-02 18:53:16
8	Petr	0.04 s	Python 3	2024-11-24 01:11:51
9	Dominic Berzin Chua Way Gin	0.04 s	Python 3	2025-04-17 16:47:32
10	MANUKA PRANAY MANUKA PRANAY	0.04 s	Python 3	2025-04-28 08:19:23

#	User	Runtime	Language	Date
1	Thomas Feld	0.55 s	Ruby	2023-11-07 13:40:26

#	User	Runtime	Language	Date
1	Bas Dirks	0.00 s	Rust	2024-01-25 08:13:16
2	Vincent Lagerros	0.00 s	Rust	2025-06-18 19:27:54
3	Frank Endriss	0.01 s	Rust	2024-06-26 21:14:22

#	User	Length	Language	Date
1	Magnus Eide-Fredriksen	519	C	2025-12-13 16:31:08
2	Aaron Schindler	839	C	2023-11-04 19:40:13
3	HARITHA S R	844	C	2025-04-10 16:08:32
4	Naveen Kumar S	846	C	2025-05-01 04:36:45

#	User	Length	Language	Date
1	traxex	603	C#	2024-05-26 15:59:31

#	User	Length	Language	Date
1	Grae Yeandle	377	C++	2023-11-17 14:56:10
2	Armen Andreasyan	454	C++	2023-11-16 09:42:02
3	Alexander Skidanov	484	C++	2025-10-26 21:19:02
4	人外沙耶	501	C++	2023-12-16 16:42:55
5	ויקטור אברבוך	508	C++	2025-07-03 16:43:53
6	Tùng Hoàng Lâm	510	C++	2024-11-20 17:04:03
7	Clement Oh	511	C++	2024-01-29 16:21:21
8	Mikael K Eriksson	538	C++	2024-04-14 12:51:15
9	Rain Zimin Yang	542	C++	2024-02-10 22:21:48
10	Tyler Xiao	550	C++	2024-11-03 23:41:20

#	User	Length	Language	Date
1	Norbert Voelker	682	Go	2023-11-09 13:40:33
2	Bjørn Dons	1279	Go	2023-11-06 21:24:43
3	Oliver Ruste Jahren	1601	Go	2024-03-29 11:36:24

#	User	Length	Language	Date
1	Brent Yorgey	1042	Haskell	2023-11-05 20:24:00
2	Jan Hrček	1129	Haskell	2024-12-16 10:46:55

#	User	Length	Language	Date
1	Jonas Moll	869	Java	2023-11-05 18:24:09
2	Lucas chen	886	Java	2025-09-11 04:08:25
3	Vương Quốc Ấn	983	Java	2023-11-24 10:36:58
4	Ryan Hayden	986	Java	2024-02-19 21:18:54
5	Stela Palii	1104	Java	2024-12-29 21:54:16
6	Ge Frank Xia	1140	Java	2024-01-26 00:13:13
7	Yide Fang	1167	Java	2024-01-26 00:13:38
8	Lasha Geladze	1259	Java	2024-01-26 00:14:44
9	Gang-Mu Liu	1278	Java	2024-02-03 16:25:28
10	Mykyta Shvets	1284	Java	2023-11-04 19:44:57

#	User	Length	Language	Date
1	Jimmy Gustafsson	214	JavaScript (SpiderMonkey)	2025-07-25 23:10:34
2	Bjørn Chr. Soltvedt	260	JavaScript (SpiderMonkey)	2023-11-05 05:49:12
3	Zach Tschetter	317	JavaScript (SpiderMonkey)	2025-02-09 09:13:19
4	Christian Pilegaard Cederquist	495	JavaScript (SpiderMonkey)	2023-11-05 09:36:39

#	User	Length	Language	Date
1	Timothy Gaede	2327	Julia	2024-05-31 02:47:41

#	User	Length	Language	Date
1	Adam Rankin	592	Kotlin	2023-11-12 19:58:06
2	Paul McBurney	1330	Kotlin	2024-02-03 18:06:06

#	User	Length	Language	Date
1	Teikn Smith	179	Python 3	2024-01-13 03:37:45
2	Casper Rysgaard	180	Python 3	2023-11-06 14:12:35
3	Noah Hessen Bjerke	188	Python 3	2024-12-28 12:00:05
4	Kelly Dance	198	Python 3	2024-10-11 21:26:49
5	Sander Oppen	199	Python 3	2024-04-19 20:38:59
6	Tai Tze Kin	207	Python 3	2024-05-08 21:51:51
7	Jeroen Op de Beek	223	Python 3	2024-12-22 00:06:29
8	Josh Taylor	230	Python 3	2023-11-04 18:13:19
9	Zac Friggstad	237	Python 3	2023-11-08 01:07:10
10	Shashank Bhatt	247	Python 3	2023-11-05 02:27:29

#	User	Length	Language	Date
1	Thomas Feld	99	Ruby	2023-11-07 13:44:07

#	User	Length	Language	Date
1	Bas Dirks	1211	Rust	2024-01-25 08:13:16
2	Frank Endriss	2721	Rust	2024-06-26 21:14:22
3	Vincent Lagerros	65580	Rust	2025-06-18 19:27:54

Solution running time distribution