Problem A
e-Coins — Problem Statistics

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Submissions	758
Accepted submissions	160
Submission ratio	21.11%
Authors	139
Full solves [?]	126
Full solve Ratio	90.65%

#	User	Runtime	Language	Date
1	Esraa Issa	0.37 s	C	2025-06-23 18:24:49

#	User	Runtime	Language	Date
1	Anton Holtbäck	1.14 s	C#	2025-12-25 16:14:13
2	Måns Alhem	1.35 s	C#	2025-10-21 21:36:55
3	Fredrik Baldhagen	2.58 s	C#	2024-10-23 17:07:00

#	User	Runtime	Language	Date
1	Mikael Fiala-Lundström	0.07 s	C++	2024-06-10 22:39:13
2	Jonas Hietala	0.11 s	C++	2014-03-31 15:08:41
3	Bjarki Ágúst Guðmundsson	0.11 s	C++	2014-04-03 17:08:39
4	Mattias Davidsson	0.11 s	C++	2024-06-16 11:23:44
5	Walter Mundt-Petersen	0.15 s	C++	2026-03-15 10:49:59
6	Anders Eriksson	0.16 s	C++	2025-06-25 16:39:08
7	Karl Duckert Karlsson	0.17 s	C++	2025-06-29 12:09:59
8	Jafar	0.17 s	C++	2025-06-29 12:35:37
9	Robin Peer Witte	0.17 s	C++	2025-08-27 14:29:13
10	Tim Hermansson	0.18 s	C++	2024-08-16 21:01:27

#	User	Runtime	Language	Date
1	Vasileios Alevizos	1.21 s	Go	2024-08-08 12:35:14

#	User	Runtime	Language	Date
1	Hidden user	0.39 s	Java	2025-07-06 18:23:22
2	Jinyi Li	0.47 s	Java	2024-08-31 16:48:53
3	Lowe Lindholm	0.53 s	Java	2025-08-13 12:04:59
4	Mostafa Aziz Zuher	0.55 s	Java	2024-08-20 15:55:54
5	Jon Cavallie Mester	0.58 s	Java	2024-06-27 13:25:40
6	Hidden user	0.65 s	Java	2025-08-27 19:27:15
7	Muhammad Tariq Khalidee	0.67 s	Java	2025-07-29 23:04:19
8	Emma Tisell	0.68 s	Java	2025-06-27 14:44:00
9	Michail Papadopoulos	0.68 s	Java	2025-09-22 18:06:12
10	Savvas Giortsis	0.70 s	Java	2024-07-16 11:16:04

#	User	Runtime	Language	Date
1	Ali Amid	0.88 s	Kotlin	2024-08-23 10:44:37

#	User	Runtime	Language	Date
1	Carl Jarlhäll	0.76 s	Python 3	2025-07-25 11:15:52
2	Marcus Ruderer	1.09 s	Python 3	2025-02-26 21:26:18
3	Lehman Benson	1.21 s	Python 3	2025-06-23 19:47:01
4	Hidden user	1.21 s	Python 3	2025-08-17 21:51:47
5	Nils Wikström	1.34 s	Python 3	2025-07-07 16:36:20
6	Farhan Syed	1.44 s	Python 3	2025-07-21 23:41:54
7	Liam Anderberg	1.45 s	Python 3	2025-08-03 18:36:57
8	Emil Lööf	1.46 s	Python 3	2025-07-04 13:53:07
9	Hongguang Chen	1.46 s	Python 3	2025-08-21 12:04:36
10	Hidden user	1.54 s	Python 3	2025-06-17 12:51:24

#	User	Runtime	Language	Date
1	Louisa Hirvonen	1.96 s	Python 3 with NumPy	2025-09-26 10:52:28
2	Erik Lidberg	2.44 s	Python 3 with NumPy	2025-08-04 22:17:43
3	Hidden user	2.82 s	Python 3 with NumPy	2025-04-26 17:25:03

#	User	Runtime	Language	Date
1	Hannes Snögren	0.32 s	Rust	2024-07-22 20:54:19
2	Buster Hultgren Wärn	0.36 s	Rust	2024-07-30 09:49:52
3	Viola Söderlund	0.37 s	Rust	2025-08-02 18:55:40
4	Hugo Sacilotto	0.45 s	Rust	2024-08-08 12:49:03
5	Hidden user	0.50 s	Rust	2025-08-09 17:39:53
6	Jiaxun Wei	1.08 s	Rust	2024-12-23 08:10:05

#	User	Length	Language	Date
1	Esraa Issa	1827	C	2025-06-23 18:24:49

#	User	Length	Language	Date
1	Anton Holtbäck	2039	C#	2025-12-25 16:14:13
2	Fredrik Baldhagen	2492	C#	2024-10-23 17:07:00
3	Måns Alhem	2665	C#	2025-10-21 21:36:55

#	User	Length	Language	Date
1	Walter Mundt-Petersen	979	C++	2026-03-15 10:49:59
2	Robin Peer Witte	1044	C++	2025-08-27 14:29:13
3	Mattias Davidsson	1046	C++	2024-06-16 11:23:44
4	MD Masudul Islam	1207	C++	2025-10-30 14:28:18
5	Sebastian Eriksson	1233	C++	2025-08-20 22:14:40
6	Arvid Jonasson	1284	C++	2026-02-03 02:22:32
7	Rahman Ahmadi	1364	C++	2025-09-10 13:08:01
8	Axel Matstoms	1381	C++	2024-06-18 15:12:56
9	Victoria Kazem	1389	C++	2025-05-04 21:16:47
10	Gustav Melefors	1396	C++	2025-07-29 15:25:56

#	User	Length	Language	Date
1	Vasileios Alevizos	2127	Go	2024-08-08 12:35:14

#	User	Length	Language	Date
1	Hidden user	1676	Java	2025-08-27 19:27:15
2	Hidden user	1866	Java	2024-08-19 13:42:05
3	Joud Al Mualem	1878	Java	2025-06-17 23:23:32
4	Lowe Lindholm	1913	Java	2025-08-13 12:04:59
5	Savvas Giortsis	1920	Java	2024-07-16 11:16:04
6	Munira Ahmed	2148	Java	2025-08-07 19:09:55
7	Muhammad Tariq Khalidee	2218	Java	2025-07-29 23:04:19
8	Jon Cavallie Mester	2246	Java	2024-06-27 13:26:55
9	Leo Stern	2274	Java	2025-07-11 15:17:07
10	Nicklas Johansson	2369	Java	2025-07-12 00:52:26

#	User	Length	Language	Date
1	Ali Amid	1144	Kotlin	2024-08-23 10:44:37

#	User	Length	Language	Date
1	Farhan Syed	428	Python 3	2025-07-21 23:41:54
2	Isak Jonsson	761	Python 3	2024-09-12 17:00:01
3	Enrique Javier Cobo Jimenez	866	Python 3	2024-11-17 19:02:04
4	Cristina Sanchez Lopez	995	Python 3	2025-09-24 09:45:39
5	Imran Bahed Diva	1031	Python 3	2024-10-25 11:23:12
6	John Lamb	1093	Python 3	2025-07-13 11:55:52
7	Emil Lööf	1115	Python 3	2025-07-04 13:53:07
8	Ronya Tamdjidi	1136	Python 3	2025-08-04 16:44:10
9	Robel Yonas Tesfaye Bekele	1145	Python 3	2025-07-18 09:53:08
10	Lorenz Elliot Nestor Söderström	1164	Python 3	2025-07-10 21:23:40

#	User	Length	Language	Date
1	Hidden user	1207	Python 3 with NumPy	2025-04-26 17:25:03
2	Erik Lidberg	1370	Python 3 with NumPy	2025-08-04 22:17:43
3	Louisa Hirvonen	1489	Python 3 with NumPy	2025-09-26 10:52:28

#	User	Length	Language	Date
1	Jiaxun Wei	2111	Rust	2024-12-23 08:10:05
2	Hugo Sacilotto	2269	Rust	2024-08-08 12:49:03
3	Buster Hultgren Wärn	3166	Rust	2024-07-30 09:49:52
4	Hidden user	5136	Rust	2025-08-09 17:39:53
5	Hannes Snögren	6204	Rust	2024-07-22 20:54:19
6	Viola Söderlund	10150	Rust	2025-08-02 18:12:40

Solution running time distribution