Problem I
Invoker (Hard) — Problem Statistics

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Submissions	169
Accepted submissions	93
Submission ratio	55.03%
Authors	76
Accepted authors	70
Author ratio	92.11%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2022-03-10 09:38:09
2	Hidden user	0.00 s	C	2023-01-17 17:15:04

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2022-04-17 23:32:16

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2024-11-20 08:20:01
2	Aaron Lengyel	0.01 s	Haskell	2022-03-10 09:16:30
3	Brent Yorgey	0.01 s	Haskell	2022-03-17 11:39:01

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.06 s	Java	2022-05-26 01:26:07
2	Logan Pipes	0.17 s	Java	2022-05-26 03:35:04

#	User	Runtime	Language	Date
1	Adam Rankin	0.20 s	Kotlin	2023-04-27 00:10:29

#	User	Runtime	Language	Date
1	Andreas Björklund	0.03 s	Python 2	2022-03-14 19:43:01

#	User	Runtime	Language	Date
1	Teikn Smith	0.04 s	Python 3	2022-07-06 06:37:50
2	Ahmed Chamseddine	0.04 s	Python 3	2025-01-10 09:25:20
3	Jiaming Kong	0.04 s	Python 3	2025-06-25 07:23:58
4	Duoduo Zhao	0.04 s	Python 3	2025-06-28 06:10:41
5	Ola Dahl	0.04 s	Python 3	2025-07-03 19:07:08
6	Karra Caye Santillan	0.04 s	Python 3	2025-08-06 03:58:48
7	Shawn Ho	0.05 s	Python 3	2022-03-11 14:00:12
8	Nicholas Russell Saerang	0.05 s	Python 3	2022-03-30 12:40:09
9	Liam Keliher	0.05 s	Python 3	2022-04-29 19:42:56
10	Magnus Christian Ring Merrild	0.05 s	Python 3	2022-05-01 19:50:42

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2025-07-16 10:20:54

#	User	Length	Language	Date
1	Hidden user	1600	C	2023-01-17 17:15:04
2	Bergur Snorrason	2689	C	2022-03-10 09:38:09

#	User	Length	Language	Date
1	Mathias Gernez	454	C++	2023-08-30 00:32:04
2	Yeung Man Tsung	488	C++	2022-12-24 09:40:31
3	Dmitry Lyubshin	495	C++	2023-04-06 20:42:21
4	Brynjar Geir Sigurðsson	500	C++	2022-03-12 23:41:02
5	Atli Fannar Franklín	504	C++	2022-03-10 11:27:57
6	Zac Friggstad	516	C++	2022-04-11 21:47:55
7	Rob LeGrand	588	C++	2022-07-25 22:21:41
8	Brandon Zhang	604	C++	2022-03-13 01:10:14
9	Hidden user	689	C++	2022-04-25 05:00:39
10	Henry Xia	730	C++	2022-03-13 05:12:09

#	User	Length	Language	Date
1	Norbert Voelker	1111	Go	2022-04-17 23:32:16

#	User	Length	Language	Date
1	Aaron Lengyel	527	Haskell	2022-03-12 00:03:28
2	Steinar Simonnes	1274	Haskell	2024-11-20 08:20:58
3	Brent Yorgey	9333	Haskell	2022-03-17 11:39:01

#	User	Length	Language	Date
1	Logan Pipes	1454	Java	2022-05-26 03:35:04
2	Crystal Sharpe	2374	Java	2022-05-26 01:26:07

#	User	Length	Language	Date
1	Adam Rankin	563	Kotlin	2023-04-27 00:10:29

#	User	Length	Language	Date
1	Andreas Björklund	1081	Python 2	2022-03-14 19:43:01

#	User	Length	Language	Date
1	Ahmed Chamseddine	176	Python 3	2025-01-10 09:25:20
2	Hidden user	211	Python 3	2022-11-23 01:58:19
3	Oreofe Solarin	239	Python 3	2023-09-29 15:34:11
4	Tan Wei Seng	246	Python 3	2023-04-17 16:34:50
5	Nicholas Russell Saerang	247	Python 3	2022-03-30 12:40:09
6	Christian Blumenthal	280	Python 3	2023-09-14 14:11:38
7	Isaac Lee	290	Python 3	2022-05-26 01:22:34
8	Shashank Bhatt	294	Python 3	2024-06-11 05:59:25
9	Shawn Ho	400	Python 3	2022-03-11 14:00:12
10	Maj Stenmark	485	Python 3	2022-11-17 20:04:58

#	User	Length	Language	Date
1	Thomas Feld	131	Ruby	2025-07-16 10:33:53

Solution running time distribution