Problem I
Tima goes to Xentopia — Problem Statistics

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Submissions	1291
Accepted submissions	439
Submission ratio	34.00%
Authors	277
Accepted authors	243
Author ratio	87.73%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.50 s	C	2019-07-11 15:38:16

#	User	Runtime	Language	Date
1	Mathias Ooi	0.05 s	C++	2025-06-03 08:32:34
2	Prajwal Vandana	0.06 s	C++	2025-05-29 23:19:01
3	Omar Aboutaleb	0.11 s	C++	2025-06-02 23:38:40
4	Om Mahesh	0.12 s	C++	2025-05-30 17:16:41
5	Atharva Nagarkar	0.14 s	C++	2019-08-27 19:42:00
6	Rafid Bin Mostofa	0.14 s	C++	2019-10-25 14:26:05
7	Neal Zane	0.14 s	C++	2019-12-08 03:05:26
8	Andrew Polizzotto	0.14 s	C++	2022-01-26 11:28:53
9	Hidden user	0.14 s	C++	2024-05-28 20:24:14
10	Johan Wind	0.15 s	C++	2018-11-05 15:56:22

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.45 s	Java	2021-01-10 22:11:17
2	Billy Quiroga	0.49 s	Java	2018-11-08 20:41:26
3	Bjørn Dons	0.59 s	Java	2019-09-15 18:44:29
4	Jake Crouch	0.66 s	Java	2018-11-03 18:35:51
5	Alex Lind	0.66 s	Java	2019-10-28 15:25:21
6	Wang Zihan	0.68 s	Java	2018-11-07 04:00:27
7	Nathan Chen	0.69 s	Java	2025-06-27 17:35:23
8	Benjamin Reidys	0.75 s	Java	2019-10-26 20:54:37
9	Joshua Fair	0.76 s	Java	2018-11-08 21:52:10
10	Nick Wu	0.83 s	Java	2021-05-01 03:52:59

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.86 s	Kotlin	2020-07-10 02:27:31
2	Jacob Huebner	1.69 s	Kotlin	2020-07-10 02:04:20
3	Benjamin Laurence Erickson	1.81 s	Kotlin	2018-12-15 23:09:36

#	User	Runtime	Language	Date
1	Hidden user	0.82 s	Python 2	2018-11-04 22:37:04
2	Oskar Haarklou Veileborg	1.18 s	Python 2	2020-08-11 18:07:45
3	Maj Stenmark	2.69 s	Python 2	2018-11-09 20:52:34
4	Måns Magnusson	2.80 s	Python 2	2018-11-09 20:25:12
5	Haochen Chen	2.92 s	Python 2	2018-11-11 22:33:33
6	Hidden user	4.90 s	Python 2	2019-11-22 16:07:45

#	User	Runtime	Language	Date
1	Ole Vik Lysne	1.89 s	Python 3	2025-02-10 18:25:33
2	Kadriye Yildiz	1.93 s	Python 3	2024-08-18 04:27:40
3	Clement Oh	2.33 s	Python 3	2024-01-16 11:03:25
4	Ryan Tan	2.38 s	Python 3	2025-07-01 16:03:50
5	Gv Bin	2.54 s	Python 3	15:34:35
6	Oskar Heie	2.58 s	Python 3	2025-02-27 14:27:02
7	Nicholas Russell Saerang	2.60 s	Python 3	2022-11-23 12:28:28
8	UTM CS AI	2.60 s	Python 3	2024-08-15 22:35:38
9	Yi-Min Seah	2.91 s	Python 3	2022-01-30 09:34:06
10	Fedor Semaev	3.36 s	Python 3	2025-02-11 16:06:16

#	User	Runtime	Language	Date
1	Hidden user	0.29 s	Swift	2024-04-14 13:23:18

#	User	Length	Language	Date
1	Ivan Petrov	6426	C	2019-07-11 15:38:16

#	User	Length	Language	Date
1	Om Mahesh	650	C++	2025-05-29 21:41:36
2	Andreas Grigorjew	1210	C++	2019-01-04 22:04:59
3	Ragur Krishnan	1213	C++	2018-12-01 04:43:37
4	Felix Anthonisen	1213	C++	2025-02-11 01:55:06
5	Hidden user	1236	C++	2025-02-19 17:41:45
6	Ernest Ng Zi Xuan	1237	C++	2024-03-27 22:31:11
7	Zijian Zhou	1271	C++	2021-02-27 14:44:45
8	Bobby Joe	1303	C++	2025-06-05 22:50:42
9	Johan Wind	1316	C++	2018-11-05 15:56:22
10	Joakim Blikstad	1348	C++	2020-08-19 22:41:32

#	User	Length	Language	Date
1	Tyler VanHaren	2216	Java	2018-11-08 20:59:00
2	Jake Crouch	2404	Java	2018-11-03 18:35:51
3	Charles Lyu	2561	Java	2019-10-26 21:42:50
4	Nathan Chen	2572	Java	2025-06-27 17:35:23
5	Benjamin Reidys	2587	Java	2019-10-26 20:54:37
6	Leon Cao	2710	Java	2018-11-07 04:19:30
7	Doug Goodman	2711	Java	2019-12-02 19:28:51
8	Billy Quiroga	2770	Java	2018-11-08 20:41:26
9	Crystal Sharpe	3078	Java	2021-01-10 22:11:17
10	Alex Lind	3114	Java	2019-10-28 15:25:21

#	User	Length	Language	Date
1	Benjamin Laurence Erickson	1982	Kotlin	2018-12-15 23:09:36
2	Jacob Huebner	3275	Kotlin	2020-07-10 02:04:20
3	Nicholas Johnson	4623	Kotlin	2020-07-10 02:27:31

#	User	Length	Language	Date
1	Hidden user	791	Python 2	2018-11-04 22:37:04
2	Måns Magnusson	810	Python 2	2018-11-09 20:25:12
3	Oskar Haarklou Veileborg	925	Python 2	2020-08-11 18:02:48
4	Hidden user	951	Python 2	2019-11-22 16:07:45
5	Maj Stenmark	1188	Python 2	2018-11-09 20:52:34
6	Haochen Chen	1569	Python 2	2018-11-11 22:33:33

#	User	Length	Language	Date
1	Simen Sørensen	813	Python 3	2025-02-14 13:36:44
2	Gradin Anderson	822	Python 3	2023-10-14 21:38:53
3	Ole Vik Lysne	890	Python 3	2025-02-10 18:25:33
4	Clement Oh	1068	Python 3	2024-01-16 11:03:25
5	Matthew Joseph Schallenkamp	1204	Python 3	2024-12-04 22:05:14
6	Nicholas Russell Saerang	1209	Python 3	2022-11-23 20:42:16
7	Einar Bernsen	1209	Python 3	2025-03-02 11:52:58
8	Oskar Heie	1262	Python 3	2025-02-27 14:27:02
9	Njål Pedersen	1341	Python 3	2025-02-13 13:32:01
10	Ryan Tan	1474	Python 3	2025-07-01 16:03:50

#	User	Length	Language	Date
1	Hidden user	3800	Swift	2024-04-14 13:23:18

Solution running time distribution