Problem G
Numbers On a Tree — Problem Statistics

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Submissions	14218
Accepted submissions	5531
Submission ratio	38.90%
Authors	4832
Full solves [?]	4318
Full solve Ratio	89.36%

#	User	Runtime	Language	Date
1	Arvid Jonasson	0.01 s	APL	2025-06-13 00:53:38

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.01 s	Bash	2023-10-29 09:11:40
2	Lim jun ming	0.01 s	Bash	2025-09-30 09:13:28

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	C#	2014-04-13 10:28:34
2	Ayk Stepanyan	0.02 s	C#	2014-10-09 23:19:32
3	masosz	0.02 s	C#	2015-01-19 16:30:29
4	Bas te Kolste	0.02 s	C#	2015-06-17 21:52:46
5	Mads Storm Hansen	0.02 s	C#	2015-07-12 23:05:14
6	Piotr Karpala	0.02 s	C#	2015-08-23 20:37:20
7	Vitou Phy	0.02 s	C#	2015-08-28 05:44:25
8	Robert Low	0.02 s	C#	2016-07-18 21:58:16
9	Ugnius Skučas	0.02 s	C#	2016-10-10 18:38:05
10	Hidden user	0.02 s	C#	2017-04-22 14:44:17

#	User	Runtime	Language	Date
1	David Cawthon	0.01 s	Common Lisp	2020-11-30 01:12:39

#	User	Runtime	Language	Date
1	dick move	0.00 s	Crystal	2025-09-28 16:24:20

#	User	Runtime	Language	Date
1	Sebastian Sternberg	0.04 s	F#	2021-08-22 18:14:11
2	Jacob Harris Cryer Kragh	0.08 s	F#	2023-08-20 13:26:08

#	User	Runtime	Language	Date
1	Ardian Ferdianto	0.00 s	Go	2023-12-04 12:28:18
2	Hidden user	0.00 s	Go	2024-10-04 16:05:35
3	selyann berrada	0.00 s	Go	2024-12-30 23:44:08
4	Ronas Jacob Coban Olsen	0.00 s	Go	2025-03-07 16:31:04
5	Charlie Fan	0.00 s	Go	2025-10-10 11:40:57
6	Alejandro Germain	0.07 s	Go	2018-10-23 16:33:10
7	Niklas Wärvik	0.08 s	Go	2015-08-03 14:55:06
8	Hidden user	0.08 s	Go	2017-11-25 22:01:14
9	Ian Howell	0.08 s	Go	2019-09-29 15:01:50
10	Krzysztof Gibuła	0.08 s	Go	2021-03-20 14:24:43

#	User	Runtime	Language	Date
1	Ivan Kosov	0.04 s	Java	2024-08-10 22:30:15
2	Bala Krishna	0.04 s	Java	2024-08-14 16:07:08
3	Daniel Aarao Reis Arturi	0.04 s	Java	2024-09-12 01:07:50
4	Santiago Rivas	0.04 s	Java	2024-09-15 09:30:49
5	Shreyas Jamadagni	0.04 s	Java	2024-09-15 12:04:45
6	Jaylon Ezekiel Tan Jiong Rui	0.04 s	Java	2024-09-24 06:26:10
7	Hidden user	0.04 s	Java	2024-10-01 12:14:41
8	Ong Wei En	0.04 s	Java	2024-10-10 02:27:52
9	Muhammad Khaizuran Bin Mohamad Rosle	0.04 s	Java	2024-10-16 12:57:17
10	Mohamed Faizal S/O Mohamed Jamaludeen	0.04 s	Java	2024-10-21 15:03:09

#	User	Runtime	Language	Date
1	Nicklas Østerberg	0.05 s	JavaScript (Node.js)	2025-03-21 12:01:34
2	Samuel Högfeldt	0.08 s	JavaScript (Node.js)	2022-08-25 14:45:39
3	Robert Williams	0.40 s	JavaScript (Node.js)	2019-09-28 17:52:29
4	Jira Angel	0.42 s	JavaScript (Node.js)	2021-04-13 11:20:05
5	Oscar Melin	0.42 s	JavaScript (Node.js)	2021-04-13 18:42:09
6	Muhammad Iqbal Bin Imran	0.42 s	JavaScript (Node.js)	2021-05-12 19:09:06

#	User	Runtime	Language	Date
1	Anton Klarén	0.01 s	JavaScript (SpiderMonkey)	2014-09-04 19:28:25
2	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-01-18 20:56:38
3	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-02-12 01:35:50
4	Hà Minh Ngọc	0.01 s	JavaScript (SpiderMonkey)	2016-07-26 11:42:10
5	Hidden user	0.01 s	JavaScript (SpiderMonkey)	2016-07-27 07:05:24
6	Alan Delaney	0.01 s	JavaScript (SpiderMonkey)	2017-04-11 14:53:05
7	Nguyễn Hùng Cường	0.02 s	JavaScript (SpiderMonkey)	2018-08-01 03:51:26
8	Håkan Lindahl	0.02 s	JavaScript (SpiderMonkey)	2022-06-09 16:31:42
9	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2022-06-09 19:21:27
10	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-01-22 20:28:11

#	User	Runtime	Language	Date
1	Hidden user	0.32 s	Julia	2025-02-25 20:07:12
2	Timothy Gaede	0.59 s	Julia	2024-09-12 05:58:45

#	User	Runtime	Language	Date
1	Johnny Baloney	0.12 s	Kotlin	2022-01-11 17:55:33
2	Sam Keyser	0.12 s	Kotlin	2022-09-24 18:13:35
3	Dayan Ruben Gonzalez	0.14 s	Kotlin	2020-09-28 14:37:09
4	Robert M	0.17 s	Kotlin	2023-02-21 21:17:54
5	Neil Harmon	0.18 s	Kotlin	2019-07-09 08:06:29
6	Phường Lên	0.18 s	Kotlin	2019-10-23 21:03:32
7	Adam Koprowski	0.18 s	Kotlin	2020-09-07 17:20:41
8	Sarek Høverstad Skotåm	0.18 s	Kotlin	2020-10-07 21:58:06
9	Eloy Hernández	0.18 s	Kotlin	2021-09-06 19:19:07
10	Roy Liu	0.18 s	Kotlin	2023-06-10 13:11:23

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2017-09-18 05:11:22
2	Nhật Quang	0.00 s	Pascal	2018-01-04 06:56:10
3	Trường Nhật Dương	0.00 s	Pascal	2018-01-04 07:07:02

#	User	Runtime	Language	Date
1	Savvas Alexandrou	0.01 s	PHP	2019-12-23 21:27:11

#	User	Runtime	Language	Date
1	Hadi Qovaizi	0.01 s	Prolog	2016-12-26 21:25:58
2	Andriy Zyevakov	0.02 s	Prolog	2022-08-14 08:17:45

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Python 2	2014-04-13 10:41:24
2	Ehsan Kia	0.02 s	Python 2	2014-04-27 11:13:36
3	Erik Jansson	0.02 s	Python 2	2014-09-16 16:00:44
4	Maya Saietz	0.02 s	Python 2	2014-09-27 10:28:27
5	Gert Qin Hansen	0.02 s	Python 2	2014-09-27 11:39:51
6	Jacob Wejendorp	0.02 s	Python 2	2014-10-25 22:21:01
7	Hidden user	0.02 s	Python 2	2014-10-26 18:42:03
8	Martin Stensgård	0.02 s	Python 2	2014-11-25 18:03:09
9	Martin Vonheim Larsen	0.02 s	Python 2	2014-12-01 17:12:43
10	Gustaf Waldemarson	0.02 s	Python 2	2014-12-02 21:58:59

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Python 3	2014-04-13 09:31:39
2	Rastislav Vaško	0.02 s	Python 3	2014-04-13 10:20:07
3	Changyu Bi	0.02 s	Python 3	2014-09-14 17:42:49
4	Erik Bjäreholt	0.02 s	Python 3	2014-09-27 11:19:37
5	Shiqi Xiao	0.02 s	Python 3	2014-10-10 20:26:00
6	Erik Månsson	0.02 s	Python 3	2014-12-12 15:33:55
7	Nicolaj Nielsen	0.02 s	Python 3	2014-12-23 23:36:58
8	Brian Harrington	0.02 s	Python 3	2015-02-22 04:00:54
9	Christopher Stewart	0.02 s	Python 3	2015-02-26 14:09:03
10	Nils Gustafsson	0.02 s	Python 3	2015-03-23 21:37:34

#	User	Runtime	Language	Date
1	Lasse Berglund	0.03 s	Ruby	2016-04-06 12:02:46
2	Hidden user	0.04 s	Ruby	2019-02-25 14:29:16
3	Kok Dith	0.05 s	Ruby	2021-09-01 01:49:28
4	apt	0.05 s	Ruby	2021-12-11 13:57:46
5	Frederik Petersen	0.05 s	Ruby	2023-03-23 12:51:48
6	Thomas Feld	0.06 s	Ruby	2023-01-11 14:54:10
7	Andreas Severin Hauch Trøstrup	0.06 s	Ruby	2023-03-21 19:53:43
8	Alexander Bilde Pedersen	0.06 s	Ruby	2023-03-21 21:25:08
9	Chenzhang Hu	0.14 s	Ruby	2025-09-22 14:42:24

#	User	Length	Language	Date
1	Arvid Jonasson	73	APL	2025-06-15 13:39:41

#	User	Length	Language	Date
1	Chenzhang Hu	52	Bash	2025-09-12 23:43:48
2	Lim jun ming	230	Bash	2025-09-30 09:13:28

#	User	Length	Language	Date
1	Fredrik Karlberg	148	C	2023-06-14 16:02:49
2	Ivan Petrov	214	C	2019-07-03 08:41:16
3	Siddhesh Malegaonkar	253	C	2016-10-18 16:06:41
4	Eric Dand	259	C	2017-03-30 03:38:10
5	Hidden user	264	C	2014-09-27 09:24:35
6	Ruben Spaans	274	C	2014-09-27 11:51:38
7	Dan Anderson	276	C	2017-03-18 16:29:42
8	Mirel Cosulschi	309	C	2023-01-01 14:20:58
9	Abhinav Dusi	325	C	2021-10-08 19:12:22
10	Dan Rubery	341	C	2015-04-11 00:49:29

#	User	Length	Language	Date
1	Göran Andersson	484	C#	2022-05-18 20:34:45
2	Martin Engström	527	C#	2023-06-10 22:16:10
3	Bas te Kolste	540	C#	2015-06-17 21:52:46
4	Thomas Norris	562	C#	2019-06-25 22:12:27
5	Hidden user	571	C#	2020-03-26 10:06:05
6	Armin Krauss	576	C#	2018-11-23 16:18:22
7	Rafael Steffen Nguyen Jensen	718	C#	2025-04-01 07:56:44
8	Slimlix	792	C#	2022-05-13 13:58:22
9	Robert Low	948	C#	2016-07-18 21:58:16
10	Mats Lourenco	981	C#	2023-06-13 19:09:07

#	User	Length	Language	Date
1	Dominic Sagen	116	C++	2023-03-15 16:56:16
2	Ernest Ng Zi Xuan	124	C++	2022-10-29 08:02:10
3	Daniel Brännvall	149	C++	2023-06-12 10:41:13
4	Antonio Molina Lovett	162	C++	2016-08-07 05:51:16
5	OwO	189	C++	2021-01-27 18:19:31
6	Jerrell Ezralemuel	194	C++	2019-09-16 21:26:35
7	Johan Wind	199	C++	2014-09-20 10:53:48
8	Noah Ruderman	213	C++	2024-11-07 21:57:14
9	Anna Roczek	219	C++	2023-07-22 17:38:33
10	Carl-William Lindkvist	220	C++	2023-06-13 07:15:25

#	User	Length	Language	Date
1	David Cawthon	374	Common Lisp	2020-11-30 01:12:39

#	User	Length	Language	Date
1	dick move	162	Crystal	2025-09-28 16:24:20

#	User	Length	Language	Date
1	Sebastian Sternberg	392	F#	2021-08-22 18:14:11
2	Jacob Harris Cryer Kragh	877	F#	2023-08-20 13:26:08

#	User	Length	Language	Date
1	Hidden user	247	Go	2021-04-03 03:16:06
2	Ardian Ferdianto	336	Go	2023-12-04 12:28:18
3	Hidden user	366	Go	2017-11-25 22:01:14
4	Krzysztof Gibuła	427	Go	2021-03-20 14:24:43
5	Niklas Wärvik	473	Go	2015-08-03 14:55:06
6	Alejandro Germain	480	Go	2018-10-23 16:33:10
7	Ian Howell	562	Go	2019-09-29 15:01:50
8	selyann berrada	689	Go	2024-12-30 23:44:08
9	Norbert Voelker	751	Go	2021-05-08 19:27:15
10	Ronas Jacob Coban Olsen	850	Go	2025-03-07 16:31:04

#	User	Length	Language	Date
1	Juan Miguel Vilar	92	Haskell	2023-09-08 09:43:03
2	David Wärn	205	Haskell	2015-04-21 09:37:23
3	Myint Myat Aung	306	Haskell	2020-08-03 07:24:31
4	Jan Hlavacek	318	Haskell	2017-01-06 04:40:53
5	Esther Chong	320	Haskell	2017-11-18 13:59:43
6	Vincent Chow Zhi Yang	353	Haskell	2016-01-26 08:52:31
7	Dan Greco	364	Haskell	2025-09-08 19:20:07
8	Hidden user	408	Haskell	2014-04-13 15:43:58
9	Atli Fannar Franklín	415	Haskell	2017-11-14 13:44:23
10	Aurélien Pepin	437	Haskell	2019-09-12 14:18:12

#	User	Length	Language	Date
1	Youssef Moussaoui	338	Java	2018-12-22 21:19:06
2	Udit Sanghi	342	Java	2021-07-26 05:11:40
3	Echouri Yassine	361	Java	2018-12-22 21:23:18
4	Yeung Man Tsung	389	Java	2022-07-18 13:35:26
5	Ismail Benrakia	391	Java	2018-12-22 20:42:39
6	Kiên Nguyễn Tiến Trung	393	Java	2017-01-23 03:37:07
7	Mitch Price	405	Java	2016-09-11 19:27:15
8	Brennan Cleland	406	Java	2023-05-12 19:01:50
9	Are Ehnberg	434	Java	2020-02-06 13:20:28
10	Raymond Arrington	445	Java	2024-06-17 15:31:04

#	User	Length	Language	Date
1	Nicklas Østerberg	431	JavaScript (Node.js)	2025-03-21 12:01:34
2	Robert Williams	688	JavaScript (Node.js)	2019-09-28 17:52:29
3	Muhammad Iqbal Bin Imran	717	JavaScript (Node.js)	2021-05-12 19:09:06
4	Oscar Melin	921	JavaScript (Node.js)	2021-04-13 18:48:20
5	Samuel Högfeldt	992	JavaScript (Node.js)	2022-08-25 14:45:39
6	Jira Angel	1753	JavaScript (Node.js)	2021-04-13 11:20:05

#	User	Length	Language	Date
1	Jimmy Gustafsson	207	JavaScript (SpiderMonkey)	2022-06-09 19:21:27
2	Hà Minh Ngọc	257	JavaScript (SpiderMonkey)	2016-07-26 11:42:10
3	Hidden user	257	JavaScript (SpiderMonkey)	2016-07-27 07:05:24
4	Nguyễn Hùng Cường	260	JavaScript (SpiderMonkey)	2018-08-01 03:51:26
5	Peter Kedemo	280	JavaScript (SpiderMonkey)	2016-01-18 20:56:38
6	Christian Pilegaard Cederquist	285	JavaScript (SpiderMonkey)	2023-01-22 20:28:11
7	Anton Klarén	322	JavaScript (SpiderMonkey)	2014-09-04 19:28:25
8	Wesley Jacobs	338	JavaScript (SpiderMonkey)	2020-03-06 19:44:49
9	Bjørn Chr. Soltvedt	436	JavaScript (SpiderMonkey)	2016-02-12 01:35:50
10	Håkan Lindahl	586	JavaScript (SpiderMonkey)	2022-06-09 16:34:01

#	User	Length	Language	Date
1	Hidden user	179	Julia	2025-02-25 20:07:12
2	Timothy Gaede	473	Julia	2024-09-12 05:58:45

#	User	Length	Language	Date
1	Sam Keyser	272	Kotlin	2022-09-24 18:13:35
2	Dmitry Shostak	275	Kotlin	2019-08-30 05:28:09
3	Eloy Hernández	317	Kotlin	2021-09-06 19:19:07
4	Jacob Huebner	354	Kotlin	2020-02-25 03:48:44
5	Adam Koprowski	376	Kotlin	2020-09-07 17:20:41
6	Phường Lên	401	Kotlin	2019-10-23 21:03:32
7	Dayan Ruben Gonzalez	413	Kotlin	2020-09-28 14:37:09
8	Roy Liu	420	Kotlin	2023-06-10 13:11:23
9	Sarek Høverstad Skotåm	483	Kotlin	2020-10-07 21:58:06
10	Robert M	487	Kotlin	2023-02-21 21:17:54

#	User	Length	Language	Date
1	Ingemar Ragnemalm	409	Pascal	2017-09-18 05:11:22
2	Nhật Quang	637	Pascal	2018-01-04 06:56:10
3	Trường Nhật Dương	652	Pascal	2018-01-04 07:07:02

#	User	Length	Language	Date
1	Savvas Alexandrou	1075	PHP	2019-12-23 21:27:11

#	User	Length	Language	Date
1	Andriy Zyevakov	703	Prolog	2022-08-14 08:17:45
2	Hadi Qovaizi	6842	Prolog	2016-12-26 21:25:58

#	User	Length	Language	Date
1	Sigurður Jens Albertsson	145	Python 2	2017-12-04 12:22:01
2	Asger Hautop Drewsen	149	Python 2	2015-11-04 00:49:33
3	Johan Lyts	156	Python 2	2020-01-09 20:39:47
4	Thomas Feld	158	Python 2	2019-08-20 08:36:23
5	Justin Su	163	Python 2	2019-12-01 13:57:07
6	Haggai Liu	166	Python 2	2017-01-28 08:07:21
7	Andreas Björklund	171	Python 2	2019-03-26 06:17:00
8	Erik Odenman	174	Python 2	2015-05-10 15:42:33
9	Tore Norderud	175	Python 2	2014-12-20 14:16:49
10	Paulo Bu	197	Python 2	2015-01-22 16:10:29

#	User	Length	Language	Date
1	Avery	63	Python 3	2025-07-24 23:03:18
2	Kevin Gomez	65	Python 3	2025-05-17 06:35:31
3	Michael Goldwasser	75	Python 3	2025-09-18 22:11:24
4	Simon Hellsten	77	Python 3	2023-07-11 12:47:17
5	David Llorens	77	Python 3	2023-09-08 16:24:50
6	Per-Ivar Faust	78	Python 3	2023-09-16 06:04:34
7	Frederik Raisa	78	Python 3	2024-04-05 09:15:40
8	Timothy Wan Kai Yang	80	Python 3	2022-10-29 08:27:52
9	Lew Choon Hean	80	Python 3	2025-04-17 09:15:26
10	Ryan Pitasky	83	Python 3	2023-09-17 02:31:09

#	User	Length	Language	Date
1	Thomas Feld	42	Ruby	2023-01-11 14:54:10
2	Frederik Petersen	68	Ruby	2023-03-23 14:27:45
3	Alexander Bilde Pedersen	71	Ruby	2023-03-21 21:48:02
4	Andreas Severin Hauch Trøstrup	76	Ruby	2023-03-22 08:53:38
5	Hidden user	133	Ruby	2019-02-25 14:29:16
6	Chenzhang Hu	151	Ruby	2025-09-22 14:42:24
7	Kok Dith	206	Ruby	2021-09-01 01:49:28
8	apt	206	Ruby	2021-12-11 13:57:46
9	Lasse Berglund	264	Ruby	2016-04-06 12:02:46

#	User	Length	Language	Date
1	Vincent Lagerros	435	Rust	2025-03-14 17:42:43
2	David Rasch	468	Rust	2020-08-10 16:48:52
3	Þorgeir Auðunn Karlsson	544	Rust	2021-05-08 23:26:34
4	Joe Blower	554	Rust	2025-06-16 15:26:09
5	Oskar Lindén	666	Rust	2022-06-10 16:53:29
6	Louis Bouchard	708	Rust	2024-09-15 03:49:29
7	Malthe Mathias Mølgaard Larsen	790	Rust	2023-03-23 12:37:25
8	Hidden user	861	Rust	2025-03-06 07:56:42
9	Anshil Gandhi	871	Rust	2020-08-15 22:14:16
10	Reis Faar	887	Rust	2023-07-18 19:38:34

Solution running time distribution