Problem A
Kiki Boba — Problem Statistics

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Submissions	372
Accepted submissions	243
Submission ratio	65.32%
Authors	146
Full solves [?]	141
Full solve Ratio	96.58%

#	User	Score	Language	Date
1	Simon Malmqvist	100	C	2025-11-14 14:33:16
2	Jegors Kotovs	20	C	2025-11-14 14:53:51

#	User	Score	Language	Date
1	Simon Persson Holm	100	C#	2025-06-03 13:02:26
2	Evelina Lindsjö	100	C#	2025-11-14 14:20:46
3	Adrian Wallin	100	C#	2025-11-14 14:23:12
4	theo wetlesen	100	C#	2025-11-18 11:15:37
5	Barnabás Koltai	100	C#	2025-11-22 23:06:46

#	User	Score	Language	Date
1	Abdullah Hamdan	100	Java	2025-11-03 16:41:17
2	Simon Eriksson	100	Java	2025-11-04 00:47:26
3	Albin Folkesson	100	Java	2025-11-20 18:49:59

#	User	Score	Language	Date
1	William L Borglin	100	JavaScript (Node.js)	2025-11-10 22:00:56

#	User	Score	Language	Date
1	Hidden user	100	Python 3 with NumPy	2024-11-21 15:46:18
2	Beppe	100	Python 3 with NumPy	2025-11-14 14:16:11

#	User	Score	Language	Date
1	Vincent Lagerros	100	Rust	2024-04-17 22:54:36
2	毛泽东	100	Rust	2025-11-10 14:48:05
3	Imre Gyllengahm	100	Rust	2025-11-13 21:29:34

#	User	Score	Language	Date
1	Jonatan Holmgren	100	TypeScript	2025-11-06 20:29:52

#	User	Runtime	Language	Date
1	Simon Malmqvist	0.00 s	C	2025-11-14 14:33:16

#	User	Runtime	Language	Date
1	Simon Persson Holm	0.04 s	C#	2025-06-03 13:02:26
2	Evelina Lindsjö	0.04 s	C#	2025-11-14 14:20:46
3	Adrian Wallin	0.04 s	C#	2025-11-14 14:23:12
4	theo wetlesen	0.04 s	C#	2025-11-18 11:15:37
5	Barnabás Koltai	0.04 s	C#	2025-11-22 23:06:46

#	User	Runtime	Language	Date
1	Abdullah Hamdan	0.08 s	Java	2025-11-03 16:41:17
2	Simon Eriksson	0.08 s	Java	2025-11-04 00:47:26
3	Albin Folkesson	0.08 s	Java	2025-11-20 18:49:59

#	User	Runtime	Language	Date
1	William L Borglin	0.04 s	JavaScript (Node.js)	2025-11-10 22:00:56

#	User	Runtime	Language	Date
1	Måns Edvardsson	0.04 s	Python 3	2023-11-23 19:02:23
2	Erik Adebahr	0.04 s	Python 3	2024-08-31 15:53:12
3	Ryan Tan	0.04 s	Python 3	2024-09-21 10:03:50
4	Hidden user	0.04 s	Python 3	2024-10-02 14:27:14
5	Kasper Johansson	0.04 s	Python 3	2024-10-23 19:17:49
6	Samuel Wickenberg	0.04 s	Python 3	2024-10-27 15:51:39
7	Annie Karheiding	0.04 s	Python 3	2024-10-28 14:13:08
8	Hanna Chen	0.04 s	Python 3	2024-11-03 12:56:15
9	Nina Wang	0.04 s	Python 3	2024-11-03 13:35:51
10	Evelina Smedshammar	0.04 s	Python 3	2024-11-03 14:11:40

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Python 3 with NumPy	2024-11-21 15:46:18
2	Beppe	0.04 s	Python 3 with NumPy	2025-11-14 14:16:11

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2024-04-17 22:54:36
2	毛泽东	0.00 s	Rust	2025-11-10 14:48:05
3	Imre Gyllengahm	0.00 s	Rust	2025-11-13 21:29:34

#	User	Runtime	Language	Date
1	Jonatan Holmgren	0.04 s	TypeScript	2025-11-06 20:29:52

#	User	Length	Language	Date
1	Simon Malmqvist	161	C	2025-11-17 15:52:19

#	User	Length	Language	Date
1	Simon Persson Holm	632	C#	2025-06-03 13:02:26
2	Barnabás Koltai	732	C#	2025-11-22 23:06:46
3	theo wetlesen	850	C#	2025-11-18 11:15:37
4	Adrian Wallin	887	C#	2025-11-14 14:23:12
5	Evelina Lindsjö	963	C#	2025-11-14 14:20:46

#	User	Length	Language	Date
1	Arvid Jonasson	298	C++	2025-06-11 14:19:49
2	Elias Bergqvist	298	C++	2025-11-22 02:19:32
3	Maxim	369	C++	2025-11-11 21:43:33
4	Elis Sohlman	371	C++	2025-11-03 19:49:54
5	Malte Dickson	384	C++	2023-11-23 18:09:06
6	Ronnie Zhu	393	C++	2025-11-04 08:57:39
7	Ayaan Wolven	395	C++	2025-11-09 17:48:32
8	Jeremy Lim	399	C++	2024-07-26 18:37:38
9	Martin Zhang	402	C++	2025-10-13 18:06:21
10	Leslie Yip	402	C++	2025-11-24 15:20:11

#	User	Length	Language	Date
1	Abdullah Hamdan	735	Java	2025-11-03 16:41:17
2	Albin Folkesson	964	Java	2025-11-20 18:49:59
3	Simon Eriksson	1045	Java	2025-11-04 00:47:26

#	User	Length	Language	Date
1	William L Borglin	637	JavaScript (Node.js)	2025-11-10 22:00:56

#	User	Length	Language	Date
1	Vide Wallström	80	Python 3	2024-01-30 22:51:17
2	Erik Adebahr	80	Python 3	2024-01-30 22:53:50
3	Hidden user	87	Python 3	2024-11-25 21:20:13
4	Martin Zhang	101	Python 3	2025-10-07 18:58:05
5	Nicholas Russell Saerang	120	Python 3	2023-12-01 20:12:49
6	Tobias Glimmerfors	129	Python 3	2025-07-28 14:38:16
7	Samuel Qi	133	Python 3	2025-11-03 13:21:12
8	Mikael Häglund	143	Python 3	2024-08-19 17:32:14
9	Olle Lapidus	145	Python 3	2023-12-08 19:06:32
10	Ryan Tan	149	Python 3	2024-09-21 10:03:50

#	User	Length	Language	Date
1	Hidden user	233	Python 3 with NumPy	2024-11-21 15:46:18
2	Beppe	253	Python 3 with NumPy	2025-11-14 14:16:11

#	User	Length	Language	Date
1	毛泽东	352	Rust	2025-11-10 14:48:05
2	Vincent Lagerros	575	Rust	2024-04-17 22:54:36
3	Imre Gyllengahm	590	Rust	2025-11-13 21:29:34

#	User	Length	Language	Date
1	Jonatan Holmgren	587	TypeScript	2025-11-06 20:29:52

Solution running time distribution