Problem A
Alchemy 101 — Problem Statistics

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Submissions	1388
Accepted submissions	436
Submission ratio	31.41%
Authors	376
Full solves [?]	297
Full solve Ratio	78.99%

#	User	Runtime	Language	Date
1	Changchang Ding	0.07 s	C	2022-01-22 01:55:26
2	Mikael K Eriksson	0.08 s	C	2022-10-10 17:59:42
3	Alexander Bilde Pedersen	0.08 s	C	2023-05-15 22:09:37
4	Bergur Snorrason	0.13 s	C	2020-12-22 09:57:13

#	User	Runtime	Language	Date
1	Jens Erik	0.11 s	C#	2025-11-19 00:09:56
2	Simon Thillemann Nielsen	0.11 s	C#	2025-11-19 00:10:10
3	Naser Ogrešević	0.12 s	C#	2024-08-20 17:49:13

#	User	Runtime	Language	Date
1	Alexander Kravberg	0.02 s	C++	2023-01-01 23:50:44
2	Bryan Juniano	0.02 s	C++	2025-04-25 03:02:18
3	Andrew Heschl	0.03 s	C++	2023-05-05 05:40:15
4	Tran Xuan Bach	0.05 s	C++	2020-12-11 02:21:57
5	Đức Trí Nguyễn	0.05 s	C++	2020-12-11 06:54:17
6	PofQ	0.05 s	C++	2020-12-12 07:37:17
7	Mark Kevin Ong Yiu	0.05 s	C++	2020-12-12 09:04:50
8	Phong Nguyen Huu	0.05 s	C++	2020-12-12 15:59:53
9	Tran Anh Tai	0.05 s	C++	2020-12-15 05:50:38
10	Vũ Hồ Khánh	0.05 s	C++	2020-12-24 10:02:57

#	User	Runtime	Language	Date
1	Brent Yorgey	0.12 s	Haskell	2020-12-26 20:18:52
2	Hidden user	0.15 s	Haskell	2022-01-22 05:51:52

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.22 s	Java	2021-09-23 00:07:10
2	Bjørn Dons	0.25 s	Java	2023-06-12 19:06:01
3	Doug Goodman	0.34 s	Java	2021-01-16 19:55:26
4	Taeyoung Kang	0.34 s	Java	2022-05-24 20:59:55
5	Ranjith M	0.37 s	Java	2023-12-20 02:10:30
6	Stalvio Neto	0.37 s	Java	2024-08-10 11:24:52
7	Rishabh Goel	0.38 s	Java	2024-01-07 17:48:35
8	Maxim Stepanenko	0.41 s	Java	2022-08-30 09:06:07
9	Dipesh	0.42 s	Java	2024-11-24 20:38:04
10	Thomas King	0.87 s	Java	2020-12-22 01:39:12

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2023-06-07 16:36:09
2	Christian Pilegaard Cederquist	0.60 s	JavaScript (SpiderMonkey)	2023-11-20 21:21:55

#	User	Runtime	Language	Date
1	Nguyen Thanh Trung	0.09 s	Python 2	2020-12-09 14:12:13
2	Andreas Björklund	0.09 s	Python 2	2021-11-15 16:03:24

#	User	Runtime	Language	Date
1	Ryan Farrell	0.09 s	Python 3	2022-07-12 01:54:25
2	Ram Basnet	0.09 s	Python 3	2024-11-25 01:38:02
3	Hidden user	0.10 s	Python 3	2023-04-13 16:16:46
4	Rob Hochberg	0.10 s	Python 3	2024-11-10 03:02:43
5	Charles Dea	0.10 s	Python 3	2024-11-10 03:37:23
6	Charles Dea	0.10 s	Python 3	2024-11-15 02:39:01
7	Oskar Haarklou Veileborg	0.11 s	Python 3	2021-01-15 11:14:33
8	Judith Hemp	0.11 s	Python 3	2021-10-01 20:45:31
9	David Llorens	0.11 s	Python 3	2024-10-29 19:56:25
10	Ahmed Chamseddine	0.11 s	Python 3	2025-01-09 11:51:00

#	User	Runtime	Language	Date
1	Thomas Feld	0.41 s	Ruby	2023-05-24 14:11:45

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.09 s	Rust	2023-05-28 17:02:38

#	User	Runtime	Language	Date
1	Hidden user	0.19 s	Swift	2024-05-09 08:04:59

#	User	Length	Language	Date
1	Mikael K Eriksson	885	C	2022-10-10 17:59:42
2	Changchang Ding	888	C	2022-01-22 01:55:26
3	Alexander Bilde Pedersen	1256	C	2023-05-15 22:10:45
4	Bergur Snorrason	2693	C	2020-12-22 09:57:13

#	User	Length	Language	Date
1	Jens Erik	896	C#	2025-11-19 00:09:56
2	Simon Thillemann Nielsen	896	C#	2025-11-19 00:10:10
3	Naser Ogrešević	1017	C#	2024-08-21 13:45:04

#	User	Length	Language	Date
1	Katrin Köper	337	C++	2025-01-22 19:35:17
2	NHAN Tran Van	374	C++	2020-12-13 15:08:21
3	Dau Duy Khanh	412	C++	2020-12-11 02:00:53
4	Alva Edvardsson	421	C++	2021-10-26 13:59:26
5	Alexander Skidanov	431	C++	2025-08-01 14:36:02
6	Marc Phua	451	C++	2020-12-23 10:24:35
7	Nhat Huy Le	455	C++	2021-09-27 14:09:35
8	Nazmus Shakib	455	C++	2023-09-02 15:32:45
9	Phan Doãn Thái Bình	457	C++	2021-09-27 13:53:57
10	Dmitry Lyubshin	470	C++	2023-04-18 20:20:25

#	User	Length	Language	Date
1	Hidden user	748	Haskell	2022-01-22 05:51:52
2	Brent Yorgey	816	Haskell	2020-12-26 20:18:52

#	User	Length	Language	Date
1	Crystal Sharpe	937	Java	2021-09-23 00:09:04
2	Thomas King	1389	Java	2020-12-22 01:39:12
3	Stalvio Neto	1840	Java	2024-08-10 11:26:10
4	Rishabh Goel	1949	Java	2024-01-07 17:48:35
5	Taeyoung Kang	2233	Java	2022-05-25 00:04:06
6	Maxim Stepanenko	3236	Java	2022-08-30 09:06:07
7	Ranjith M	4600	Java	2023-12-20 02:10:30
8	Bjørn Dons	6091	Java	2023-06-12 19:06:01
9	Doug Goodman	7385	Java	2021-01-16 19:55:26
10	Dipesh	10191	Java	2024-11-24 20:38:04

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	291	JavaScript (SpiderMonkey)	2023-06-07 16:45:29
2	Christian Pilegaard Cederquist	944	JavaScript (SpiderMonkey)	2023-11-20 21:21:55

#	User	Length	Language	Date
1	Andreas Björklund	317	Python 2	2021-11-15 16:03:24
2	Nguyen Thanh Trung	629	Python 2	2021-10-28 07:42:28

#	User	Length	Language	Date
1	Benjamin Z White	102	Python 3	2023-06-04 22:26:42
2	Kévin Dubrulle	130	Python 3	2024-11-11 10:13:46
3	Clement Oh	146	Python 3	2023-09-06 08:56:24
4	David Llorens	146	Python 3	2024-10-29 20:16:45
5	Trong Duc Truong	169	Python 3	2024-08-19 20:17:45
6	Rob Hochberg	178	Python 3	2024-11-10 02:59:18
7	Yong Mao	179	Python 3	2022-11-08 02:09:40
8	Vo Khac Trieu	202	Python 3	2020-12-12 09:35:15
9	Naser Ogrešević	218	Python 3	2025-05-01 20:37:57
10	Charles Dea	239	Python 3	2024-11-10 00:37:04

#	User	Length	Language	Date
1	Thomas Feld	67	Ruby	2023-05-24 14:22:57

#	User	Length	Language	Date
1	Daniel Anker Hermansen	21075	Rust	2023-05-28 17:02:38

#	User	Length	Language	Date
1	Hidden user	1154	Swift	2024-05-09 08:04:59

Solution running time distribution