Problem A
Alchemy 101 — Problem Statistics

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Submissions	1406
Accepted submissions	443
Submission ratio	31.51%
Authors	380
Full solves [?]	302
Full solve Ratio	79.47%

#	User	Runtime	Language	Date
1	Changchang Ding	0.07 s	C	2022-01-22 02:55:26
2	Mikael K Eriksson	0.08 s	C	2022-10-10 19:59:42
3	Alexander Bilde Pedersen	0.08 s	C	2023-05-16 00:09:37
4	Bergur Snorrason	0.13 s	C	2020-12-22 10:57:13

#	User	Runtime	Language	Date
1	Jens Erik	0.11 s	C#	2025-11-19 01:09:56
2	Simon Thillemann Nielsen	0.11 s	C#	2025-11-19 01:10:10
3	Naser Ogrešević	0.12 s	C#	2024-08-20 19:49:13

#	User	Runtime	Language	Date
1	Alexander Kravberg	0.02 s	C++	2023-01-02 00:50:44
2	Bryan Juniano	0.02 s	C++	2025-04-25 05:02:18
3	Andrew Heschl	0.03 s	C++	2023-05-05 07:40:15
4	Tran Xuan Bach	0.05 s	C++	2020-12-11 03:21:57
5	Đức Trí Nguyễn	0.05 s	C++	2020-12-11 07:54:17
6	PofQ	0.05 s	C++	2020-12-12 08:37:17
7	Mark Kevin Ong Yiu	0.05 s	C++	2020-12-12 10:04:50
8	Phong Nguyen Huu	0.05 s	C++	2020-12-12 16:59:53
9	Tran Anh Tai	0.05 s	C++	2020-12-15 06:50:38
10	Vũ Hồ Khánh	0.05 s	C++	2020-12-24 11:02:57

#	User	Runtime	Language	Date
1	Brent Yorgey	0.12 s	Haskell	2020-12-26 21:18:52
2	Hidden user	0.15 s	Haskell	2022-01-22 06:51:52

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.22 s	Java	2021-09-23 02:07:10
2	Bjørn Dons	0.25 s	Java	2023-06-12 21:06:01
3	Doug Goodman	0.34 s	Java	2021-01-16 20:55:26
4	Taeyoung Kang	0.34 s	Java	2022-05-24 22:59:55
5	Ranjith M	0.37 s	Java	2023-12-20 03:10:30
6	Stalvio Neto	0.37 s	Java	2024-08-10 13:24:52
7	Rishabh Goel	0.38 s	Java	2024-01-07 18:48:35
8	Maxim Stepanenko	0.41 s	Java	2022-08-30 11:06:07
9	Dipesh	0.42 s	Java	2024-11-24 21:38:04
10	Thomas King	0.87 s	Java	2020-12-22 02:39:12

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2023-06-07 18:36:09
2	Christian Pilegaard Cederquist	0.60 s	JavaScript (SpiderMonkey)	2023-11-20 22:21:55

#	User	Runtime	Language	Date
1	Nguyen Thanh Trung	0.09 s	Python 2	2020-12-09 15:12:13
2	Andreas Björklund	0.09 s	Python 2	2021-11-15 17:03:24

#	User	Runtime	Language	Date
1	Ryan Farrell	0.09 s	Python 3	2022-07-12 03:54:25
2	Ram Basnet	0.09 s	Python 3	2024-11-25 02:38:02
3	gulinazha	0.09 s	Python 3	2026-03-09 11:37:57
4	Hidden user	0.10 s	Python 3	2023-04-13 18:16:46
5	Rob Hochberg	0.10 s	Python 3	2024-11-10 04:02:43
6	Charles Dea	0.10 s	Python 3	2024-11-10 04:37:23
7	Charles Dea	0.10 s	Python 3	2024-11-15 03:39:01
8	Hidden user	0.10 s	Python 3	2026-02-13 06:08:26
9	Oskar Haarklou Veileborg	0.11 s	Python 3	2021-01-15 12:14:33
10	Judith Hemp	0.11 s	Python 3	2021-10-01 22:45:31

#	User	Runtime	Language	Date
1	Thomas Feld	0.41 s	Ruby	2023-05-24 16:11:45

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.09 s	Rust	2023-05-28 19:02:38

#	User	Runtime	Language	Date
1	Hidden user	0.19 s	Swift	2024-05-09 10:04:59

#	User	Length	Language	Date
1	Mikael K Eriksson	885	C	2022-10-10 19:59:42
2	Changchang Ding	888	C	2022-01-22 02:55:26
3	Alexander Bilde Pedersen	1256	C	2023-05-16 00:10:45
4	Bergur Snorrason	2693	C	2020-12-22 10:57:13

#	User	Length	Language	Date
1	Jens Erik	896	C#	2025-11-19 01:09:56
2	Simon Thillemann Nielsen	896	C#	2025-11-19 01:10:10
3	Naser Ogrešević	1017	C#	2024-08-21 15:45:04

#	User	Length	Language	Date
1	Katrin Köper	337	C++	2025-01-22 20:35:17
2	NHAN Tran Van	374	C++	2020-12-13 16:08:21
3	Dau Duy Khanh	412	C++	2020-12-11 03:00:53
4	Alva Edvardsson	421	C++	2021-10-26 15:59:26
5	Alexander Skidanov	431	C++	2025-08-01 16:36:02
6	Marc Phua	451	C++	2020-12-23 11:24:35
7	Nhat Huy Le	455	C++	2021-09-27 16:09:35
8	Nazmus Shakib	455	C++	2023-09-02 17:32:45
9	Phan Doãn Thái Bình	457	C++	2021-09-27 15:53:57
10	Dmitry Lyubshin	470	C++	2023-04-18 22:20:25

#	User	Length	Language	Date
1	Hidden user	748	Haskell	2022-01-22 06:51:52
2	Brent Yorgey	816	Haskell	2020-12-26 21:18:52

#	User	Length	Language	Date
1	Crystal Sharpe	937	Java	2021-09-23 02:09:04
2	Thomas King	1389	Java	2020-12-22 02:39:12
3	Stalvio Neto	1840	Java	2024-08-10 13:26:10
4	Rishabh Goel	1949	Java	2024-01-07 18:48:35
5	Taeyoung Kang	2233	Java	2022-05-25 02:04:06
6	Maxim Stepanenko	3236	Java	2022-08-30 11:06:07
7	Ranjith M	4600	Java	2023-12-20 03:10:30
8	Bjørn Dons	6091	Java	2023-06-12 21:06:01
9	Doug Goodman	7385	Java	2021-01-16 20:55:26
10	Dipesh	10191	Java	2024-11-24 21:38:04

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	291	JavaScript (SpiderMonkey)	2023-06-07 18:45:29
2	Christian Pilegaard Cederquist	944	JavaScript (SpiderMonkey)	2023-11-20 22:21:55

#	User	Length	Language	Date
1	Andreas Björklund	317	Python 2	2021-11-15 17:03:24
2	Nguyen Thanh Trung	629	Python 2	2021-10-28 09:42:28

#	User	Length	Language	Date
1	Benjamin Z White	102	Python 3	2023-06-05 00:26:42
2	Kévin Dubrulle	130	Python 3	2024-11-11 11:13:46
3	Clement Oh	146	Python 3	2023-09-06 10:56:24
4	David Llorens	146	Python 3	2024-10-29 21:16:45
5	Trong Duc Truong	169	Python 3	2024-08-19 22:17:45
6	Rob Hochberg	178	Python 3	2024-11-10 03:59:18
7	Yong Mao	179	Python 3	2022-11-08 03:09:40
8	Vo Khac Trieu	202	Python 3	2020-12-12 10:35:15
9	Naser Ogrešević	218	Python 3	2025-05-01 22:37:57
10	Charles Dea	239	Python 3	2024-11-10 01:37:04

#	User	Length	Language	Date
1	Thomas Feld	67	Ruby	2023-05-24 16:22:57

#	User	Length	Language	Date
1	Daniel Anker Hermansen	21075	Rust	2023-05-28 19:02:38

#	User	Length	Language	Date
1	Hidden user	1154	Swift	2024-05-09 10:04:59

Solution running time distribution