Problem F
Pianino — Problem Statistics

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Submissions	263
Accepted submissions	99
Submission ratio	37.64%
Authors	80
Full solves [?]	66
Full solve Ratio	82.50%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.10 s	C	2019-11-12 09:21:04

#	User	Runtime	Language	Date
1	Frank Endriss	0.04 s	C++	2022-01-29 21:12:12
2	Antoni Guz	0.05 s	C++	2018-02-13 21:46:49
3	Josenildo Silva	0.10 s	C++	2018-07-10 15:46:25
4	Dmitry Lyubshin	0.10 s	C++	2018-09-14 04:15:58
5	Hidden user	0.11 s	C++	2016-10-29 12:10:11
6	Eu-Shaun Leong	0.11 s	C++	2018-09-16 10:11:37
7	Damjan Polugic	0.11 s	C++	2019-11-30 14:03:49
8	Marc Phua	0.11 s	C++	2020-08-02 09:50:48
9	Johan Sannemo	0.11 s	C++	2021-04-03 23:20:36
10	Pang Jia Hao	0.11 s	C++	2023-04-23 15:09:25

#	User	Runtime	Language	Date
1	Hidden user	0.22 s	D	2025-08-14 09:01:59

#	User	Runtime	Language	Date
1	Bjørn Dons	0.19 s	Java	2024-04-09 00:04:34
2	Brent Yorgey	0.45 s	Java	2017-11-02 05:35:58
3	Mitch Price	0.50 s	Java	2016-10-03 02:33:06
4	Erik Baalhuis	0.53 s	Java	2017-09-30 00:00:20
5	Doug Goodman	0.53 s	Java	2018-03-19 19:37:13
6	Yiu Yu Ho	0.54 s	Java	2021-12-14 17:20:29

#	User	Runtime	Language	Date
1	Jonathan Soo	0.55 s	Kotlin	2020-03-19 10:56:32

#	User	Runtime	Language	Date
1	Nicholas Russell Saerang	0.29 s	Python 3	2025-02-14 11:15:38
2	Paul Levande	0.31 s	Python 3	2022-12-18 18:01:20
3	Oskar Haarklou Veileborg	0.33 s	Python 3	2021-04-16 10:09:29
4	Ahmed Siadomar	0.35 s	Python 3	2023-07-29 19:17:05
5	UTM CS AI	0.38 s	Python 3	2024-10-03 04:08:08
6	Benjamin Z White	0.42 s	Python 3	2023-08-03 11:12:46
7	vance	0.68 s	Python 3	2020-03-20 04:12:58
8	Robert Nix	0.83 s	Python 3	2018-09-21 03:49:25
9	Damjan Polugic	0.83 s	Python 3	2019-11-30 13:52:16
10	Arnar Bjarni Arnarson	0.92 s	Python 3	2016-04-19 18:41:48

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.02 s	Rust	2025-07-24 16:44:35

#	User	Runtime	Language	Date
1	Hidden user	0.62 s	Swift	2024-02-29 20:50:44

#	User	Length	Language	Date
1	Ivan Petrov	6627	C	2019-11-12 09:21:04

#	User	Length	Language	Date
1	Herman Karlsson	521	C++	2016-12-28 23:21:22
2	Damjan Polugic	614	C++	2019-11-30 14:06:49
3	Frederick Pek	616	C++	2021-09-24 04:00:34
4	Saksorn MALASUTTICHAI	639	C++	2025-09-11 08:29:01
5	Syx Pek	680	C++	2016-11-29 14:40:38
6	Charlie Liu	686	C++	2021-11-26 08:40:47
7	Andrey Chumachenko	689	C++	2017-11-20 18:44:31
8	Josenildo Silva	747	C++	2018-07-10 15:46:25
9	Siyavash Najaf Zade	764	C++	2016-07-22 12:12:19
10	Lim Yun Kai	776	C++	2016-08-10 10:27:50

#	User	Length	Language	Date
1	Hidden user	892	D	2025-08-14 09:01:59

#	User	Length	Language	Date
1	Mitch Price	1160	Java	2016-10-03 02:33:06
2	Doug Goodman	1187	Java	2018-03-19 19:37:13
3	Erik Baalhuis	1998	Java	2017-09-30 00:00:20
4	Yiu Yu Ho	3166	Java	2021-12-14 17:20:29
5	Brent Yorgey	3739	Java	2017-11-02 05:35:58
6	Bjørn Dons	5544	Java	2024-04-09 00:04:34

#	User	Length	Language	Date
1	Jonathan Soo	20912	Kotlin	2020-03-19 10:46:06

#	User	Length	Language	Date
1	Benjamin Z White	210	Python 3	2023-08-03 11:43:28
2	Oskar Haarklou Veileborg	359	Python 3	2021-04-16 10:13:25
3	Damjan Polugic	465	Python 3	2019-11-30 13:52:16
4	Nicholas Russell Saerang	487	Python 3	2025-02-14 11:15:38
5	Robert Nix	551	Python 3	2018-09-21 03:49:25
6	Arnar Bjarni Arnarson	554	Python 3	2016-04-19 18:41:48
7	Paul Levande	619	Python 3	2022-12-18 18:01:20
8	vance	652	Python 3	2020-03-20 04:12:58
9	Ahmed Siadomar	710	Python 3	2023-07-29 19:17:05
10	UTM CS AI	1703	Python 3	2024-10-03 04:08:08

#	User	Length	Language	Date
1	Vincent Lagerros	67770	Rust	2025-07-24 16:51:00

#	User	Length	Language	Date
1	Hidden user	947	Swift	2024-02-29 20:50:44

Solution running time distribution