Problem I
Graduation Guarantee — Problem Statistics

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Submissions	1321
Accepted submissions	430
Submission ratio	32.55%
Authors	341
Full solves [?]	294
Full solve Ratio	86.22%

#	User	Runtime	Language	Date
1	Snild Dolkow	0.10 s	C	2022-10-08 14:46:50
2	Hjörtur Björnsson	0.10 s	C	2023-02-25 17:23:18
3	Eyleifur Bjarkason	0.11 s	C	2023-02-22 20:58:22
4	Rudy Matela	0.16 s	C	2023-08-31 10:34:52
5	David Stålmarck	0.35 s	C	2022-10-08 15:08:00
6	Bergur Snorrason	0.82 s	C	2023-02-21 13:40:17

#	User	Runtime	Language	Date
1	Kristoffer Højelse	0.21 s	C#	2022-10-28 18:54:40

#	User	Runtime	Language	Date
1	Go Sports	0.08 s	C++	2022-10-08 14:13:44
2	Joshua Andersson	0.08 s	C++	2022-10-09 03:25:21
3	Marko Tsengov	0.09 s	C++	2022-10-08 11:56:04
4	Frank Wong	0.09 s	C++	2024-05-22 07:08:06
5	Nikolaj Simling	0.10 s	C++	2022-10-08 15:58:57
6	Viktor Bello Thomsen	0.10 s	C++	2022-10-11 10:00:03
7	Nicolaj Valsted	0.10 s	C++	2022-11-30 16:35:37
8	Jakob Tejs Knudsen	0.11 s	C++	2022-10-08 12:46:38
9	Yui Huang	0.12 s	C++	2022-11-11 13:22:41
10	Eyleifur Bjarkason	0.12 s	C++	2023-02-22 21:02:41

#	User	Runtime	Language	Date
1	Norbert Voelker	0.35 s	Go	2022-10-25 22:12:36

#	User	Runtime	Language	Date
1	Hidden user	0.38 s	Java	2022-10-09 23:38:38
2	Sriniketh Vangaru	0.38 s	Java	2024-11-14 07:58:09
3	Sebastian Hjelm	0.40 s	Java	2022-10-08 13:13:59
4	Benjamin Klahn	0.41 s	Java	2022-10-10 17:33:04
5	Bjørn Dons	0.58 s	Java	2022-12-27 22:18:34
6	Crystal Sharpe	0.58 s	Java	2023-01-17 02:26:20
7	Mark Sturtevant	0.61 s	Java	2023-02-23 04:33:12
8	Doug Goodman	0.62 s	Java	2022-10-08 17:27:23
9	陈子晗	0.64 s	Java	2024-11-26 20:30:33
10	Lars Fockenga	0.68 s	Java	2022-12-01 13:31:19

#	User	Runtime	Language	Date
1	Juan Pablo Morales	0.19 s	Python 3	2025-06-19 03:03:41
2	Viktor Már Guðmundsson	0.21 s	Python 3	2024-10-05 01:48:46
3	Nikolaj Munk Binder Jensen	0.23 s	Python 3	2024-10-18 20:27:59
4	Duoduo Zhao	0.23 s	Python 3	2025-07-02 07:40:45
5	Åke Wettergren	0.24 s	Python 3	2022-10-17 19:51:52
6	Pavel Pavliv	0.25 s	Python 3	2024-10-03 16:39:34
7	Edvard Kallas	0.25 s	Python 3	2024-10-04 19:16:57
8	Silas Paaske Nielsen	0.26 s	Python 3	2022-10-28 18:09:09
9	Nichlas Langhoff Rasmussen	0.26 s	Python 3	2022-11-27 23:03:13
10	Bendik Holter	0.26 s	Python 3	2023-06-06 15:44:08

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.04 s	Rust	2025-07-04 19:16:52
2	Kristoffer Søholm	0.21 s	Rust	2022-10-08 12:00:00
3	Gustav Nilsson Gisleskog	0.29 s	Rust	2022-10-08 12:58:24
4	Matias Frank Jensen	0.48 s	Rust	2022-10-09 15:09:21
5	Kåre von Geijer	0.53 s	Rust	2023-09-28 11:10:59
6	Lasse Møldrup	0.84 s	Rust	2022-10-08 19:43:24

#	User	Length	Language	Date
1	Snild Dolkow	932	C	2022-10-08 14:46:50
2	David Stålmarck	1074	C	2022-10-08 15:08:00
3	Rudy Matela	2056	C	2023-08-31 10:34:52
4	Bergur Snorrason	2088	C	2023-02-21 13:40:17
5	Hjörtur Björnsson	5493	C	2023-02-21 23:28:51
6	Eyleifur Bjarkason	7983	C	2023-06-20 17:08:53

#	User	Length	Language	Date
1	Kristoffer Højelse	1128	C#	2022-10-28 18:54:40

#	User	Length	Language	Date
1	Yeung Man Tsung	538	C++	2022-12-31 16:18:58
2	Paul Wild	586	C++	2022-10-08 12:40:00
3	Elias Lolck	604	C++	2024-07-16 23:01:11
4	Dmitry Lyubshin	608	C++	2023-04-09 11:23:29
5	David Zhang	628	C++	2024-09-14 23:00:53
6	Dominykas Marma	633	C++	2022-10-08 11:43:28
7	Yung Chi Li	651	C++	2024-05-04 19:35:58
8	David Lolck	656	C++	2022-10-08 11:08:56
9	Brandon Zhang	662	C++	2023-03-15 08:06:45
10	Johannes Agestam	675	C++	2022-10-14 03:34:52

#	User	Length	Language	Date
1	Norbert Voelker	1294	Go	2022-10-25 22:12:36

#	User	Length	Language	Date
1	Farhad Vadiee	796	Java	2022-10-08 14:09:00
2	Martin Vatshelle	821	Java	2022-10-17 15:27:40
3	Katzezwei	1014	Java	2023-11-27 09:01:59
4	Crystal Sharpe	1191	Java	2023-01-17 02:26:20
5	Zeyi Sun	1215	Java	2023-11-28 21:36:07
6	Gustav Åman	1465	Java	2023-09-27 12:02:43
7	Doug Goodman	1505	Java	2022-10-08 17:27:23
8	Sebastian Hjelm	1629	Java	2022-10-08 13:13:59
9	Sriniketh Vangaru	1753	Java	2024-11-14 07:58:09
10	Andreas Jørgensen	1826	Java	2022-10-08 21:10:15

#	User	Length	Language	Date
1	Johannes Agestam	207	Python 3	2022-10-11 23:56:49
2	Nikolaj Munk Binder Jensen	244	Python 3	2024-10-18 20:59:11
3	Peter Stauder	299	Python 3	2023-01-02 21:44:41
4	Jonathan Schmidt Højlev	331	Python 3	2024-06-07 18:36:49
5	Hugo Eberhard	334	Python 3	2022-10-08 13:06:56
6	Zsolt Németh	353	Python 3	2024-09-27 13:37:42
7	Dilhan Salgado	368	Python 3	2024-09-14 21:03:39
8	alexandre dewilde	375	Python 3	2023-01-05 22:03:58
9	Christian Lindeström	377	Python 3	2022-10-10 22:55:49
10	Mathias Weirsøe Klitgaard	394	Python 3	2022-10-08 13:34:43

#	User	Length	Language	Date
1	Lasse Møldrup	912	Rust	2022-10-08 19:43:24
2	Matias Frank Jensen	1350	Rust	2022-10-09 15:09:21
3	Kristoffer Søholm	1685	Rust	2022-10-08 12:00:00
4	Kåre von Geijer	6496	Rust	2023-09-28 11:10:59
5	Gustav Nilsson Gisleskog	18432	Rust	2022-10-08 12:58:24
6	Vincent Lagerros	65963	Rust	2025-07-04 18:56:36

Solution running time distribution