Problem A
GREAT + SWERC = PORTO — Problem Statistics

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Submissions	479
Accepted submissions	89
Submission ratio	18.58%
Authors	95
Full solves [?]	73
Full solve Ratio	76.84%

#	User	Runtime	Language	Date
1	Lehman Benson	0.09 s	C	2025-06-17 10:33:45
2	Kristoffer Danbrant	0.19 s	C	2024-09-02 10:17:33

#	User	Runtime	Language	Date
1	Ludvig Beck-Friis Sandholm	0.00 s	C++	2024-07-20 02:22:46
2	Hidden user	0.00 s	C++	2024-10-12 23:53:02
3	Robin Peer Witte	0.00 s	C++	2025-08-30 00:07:44
4	Manh Khang Dao	0.00 s	C++	2025-10-21 10:03:06
5	MD Masudul Islam	0.00 s	C++	2025-11-12 11:38:13
6	Viktor Åkerblom Jonsson	0.00 s	C++	2025-12-06 14:36:24
7	Yupeng Zhang	0.00 s	C++	2026-01-03 15:19:09
8	Rahman Ahmadi	0.00 s	C++	2026-01-05 19:34:26
9	Linus Överhem Eriksson	0.01 s	C++	2025-06-25 18:48:51
10	Tim Hermansson	0.07 s	C++	2024-08-18 13:17:38

#	User	Runtime	Language	Date
1	Vasileios Alevizos	0.26 s	Go	2024-08-02 18:30:05

#	User	Runtime	Language	Date
1	Lowe Lindholm	0.07 s	Java	2025-09-06 17:17:28
2	Hidden user	0.08 s	Java	2024-08-22 14:33:15
3	Hidden user	0.10 s	Java	2024-08-22 14:29:34
4	Olga Grinchtein	0.48 s	Java	2024-06-10 15:16:44
5	Amir Khodabakhshi	0.50 s	Java	2024-09-26 12:18:57
6	Savvas Giortsis	0.51 s	Java	2024-07-21 08:43:43
7	Mostafa Aziz Zuher	0.52 s	Java	2024-08-24 14:33:21
8	Muhammed Ali Elhasan	0.66 s	Java	2024-06-17 10:54:53
9	Jinyi Li	0.72 s	Java	2024-06-27 15:36:15
10	Samuel Tegsten	0.88 s	Java	2024-06-05 18:57:19

#	User	Runtime	Language	Date
1	Ali Amid	0.94 s	Kotlin	2024-08-18 13:45:57

#	User	Runtime	Language	Date
1	Emil Rapp	0.09 s	Python 3	2025-06-16 11:23:27
2	Enrique Javier Cobo Jimenez	0.11 s	Python 3	2024-07-16 20:52:22
3	Nils Wikström	0.11 s	Python 3	2025-07-29 16:36:00
4	Tobias Friman	0.12 s	Python 3	2025-01-03 15:11:27
5	Anna Kerstin Maria Glimmerfors	0.14 s	Python 3	2024-07-25 21:39:55
6	Olle Virding	0.14 s	Python 3	2024-08-12 13:56:08
7	Joel Holmberg	0.14 s	Python 3	2024-08-12 22:23:51
8	Victor Englöf	0.15 s	Python 3	2024-08-19 17:49:23
9	Isak Jonsson	0.16 s	Python 3	2024-08-28 15:19:30
10	Nour Al Dine Hassan	0.16 s	Python 3	2025-07-15 11:20:33

#	User	Runtime	Language	Date
1	Hannes Snögren	0.00 s	Rust	2024-06-12 22:37:03
2	Buster Hultgren Wärn	0.04 s	Rust	2024-08-01 19:44:25
3	Hugo Sacilotto	0.23 s	Rust	2024-08-27 10:43:42
4	Mikael Eriksson	0.87 s	Rust	2024-07-11 20:20:06

#	User	Length	Language	Date
1	Lehman Benson	2207	C	2025-06-17 10:33:45
2	Kristoffer Danbrant	2887	C	2024-09-02 10:17:33

#	User	Length	Language	Date
1	Emil Lööf	1417	C++	2025-07-31 14:20:37
2	Mattias Davidsson	1493	C++	2024-06-14 19:52:22
3	Moustafa Kassem	1496	C++	2024-08-29 11:34:10
4	Adrian Murphy	1564	C++	2024-08-17 19:08:36
5	Yupeng Zhang	1649	C++	2026-01-03 15:19:09
6	Imran Bahed Diva	1678	C++	2024-09-18 15:29:59
7	MD Masudul Islam	1811	C++	2025-11-12 11:38:13
8	Lucas Telfer	1846	C++	2024-08-13 21:25:56
9	Chengkai Yan	1846	C++	2024-09-26 12:54:24
10	Filip Edberger	1900	C++	2024-06-30 16:30:10

#	User	Length	Language	Date
1	Vasileios Alevizos	2042	Go	2024-08-02 18:30:05

#	User	Length	Language	Date
1	Tilde Lundqvist	2394	Java	2024-06-05 14:52:06
2	Jon Cavallie Mester	2463	Java	2024-06-10 22:57:59
3	Jinyi Li	2578	Java	2024-06-27 15:36:15
4	Samuel Tegsten	2700	Java	2024-06-05 18:57:19
5	Muhammed Ali Elhasan	2873	Java	2024-06-17 10:54:53
6	Savvas Giortsis	3039	Java	2024-07-21 08:43:43
7	Amir Khodabakhshi	3303	Java	2024-09-26 13:01:17
8	Lowe Lindholm	3634	Java	2025-09-06 17:17:28
9	Hidden user	3897	Java	2024-08-22 14:33:15
10	Hidden user	4183	Java	2024-08-22 14:29:34

#	User	Length	Language	Date
1	Ali Amid	1805	Kotlin	2024-08-18 13:45:57

#	User	Length	Language	Date
1	Enrique Javier Cobo Jimenez	1193	Python 3	2024-07-17 20:39:06
2	Robel Yonas Tesfaye Bekele	1244	Python 3	2025-07-06 01:13:15
3	Isak Jonsson	1425	Python 3	2024-08-28 15:19:30
4	Joel Holmberg	1556	Python 3	2024-08-12 22:23:51
5	Tobias Friman	1607	Python 3	2025-01-03 15:11:27
6	John Lamb	1808	Python 3	2025-07-12 19:37:58
7	Nils Wikström	2106	Python 3	2025-07-29 16:36:00
8	Olle Virding	2123	Python 3	2024-08-12 13:56:08
9	Erik Sandlöv	2298	Python 3	2024-09-22 13:15:10
10	Emil Rapp	2580	Python 3	2025-06-16 11:23:27

#	User	Length	Language	Date
1	Mikael Eriksson	3233	Rust	2024-07-11 20:20:06
2	Hugo Sacilotto	3712	Rust	2024-08-27 10:43:42
3	Buster Hultgren Wärn	4940	Rust	2024-08-01 19:44:25
4	Hannes Snögren	9515	Rust	2024-06-12 22:37:03

Solution running time distribution