A Real Challenge
Problem statistics
- Submissions 10481
- Accepted submissions 5127
- Submission ratio 49%
- Authors 4847
- Accepted authors 4555
- Author ratio 94%
- Accepted
- Wrong Answer
- Run Time Error
- Compile Error
- Other
| # | Name | Runtime | Language | Date | ID |
|---|---|---|---|---|---|
| 1 | Tomas Lagland | 0.00 s | C++ | 2015-12-24 17:38:10 | 1001570 |
| 2 | Lars Hummelgren | 0.00 s | C++ | 2015-12-25 19:29:24 | [email protected] site |
| 3 | Jeffrey Ho | 0.00 s | C++ | 2015-12-27 13:41:30 | 1002910 |
| 4 | Patrik Lilja | 0.00 s | Haskell | 2015-12-28 16:30:53 | 1003574 |
| 5 | Wilfried van Asten | 0.00 s | Haskell | 2015-12-30 06:39:36 | 1004672 |
| 6 | Kristoffer Åhgren | 0.00 s | C++ | 2015-12-31 18:15:54 | 1006206 |
| 7 | Huang Chao | 0.00 s | C++ | 2016-01-06 11:19:48 | 1010708 |
| 8 | Syx Pek | 0.00 s | C++ | 2016-01-18 04:55:06 | 1018831 |
| 9 | David Venhoek | 0.00 s | C++ | 2016-01-20 09:14:29 | 1020457 |
| 10 | Emy Jane Cabarles | 0.00 s | C | 2016-01-24 06:31:04 | 1023793 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Emy Jane Cabarles | 0.00 s | 2016-01-24 06:31:04 | 1023793 |
| 2 | Hidden user | 0.00 s | 2016-01-31 06:20:51 | 1030044 |
| 3 | Yichuan Wang | 0.00 s | 2016-02-24 17:44:53 | 1054073 |
| 4 | chinmai | 0.00 s | 2016-02-26 16:53:16 | 1056823 |
| 5 | Lavanya Maganti | 0.00 s | 2016-02-26 21:27:48 | 1057139 |
| 6 | Varun Reddy | 0.00 s | 2016-02-27 23:58:16 | 1058227 |
| 7 | Rahul Kakarla | 0.00 s | 2016-02-28 16:49:28 | 1058658 |
| 8 | Vamsi Krishna | 0.00 s | 2016-02-28 18:30:30 | 1058763 |
| 9 | Bhagya D | 0.00 s | 2016-02-29 05:18:57 | 1059081 |
| 10 | Tim Oram | 0.00 s | 2016-03-20 04:26:43 | 1094121 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Brian Scott | 0.01 s | 2017-10-04 21:11:29 | 2114728 |
| 2 | Kunwei Zhang | 0.01 s | 2018-02-15 04:23:22 | 2567891 |
| 3 | Hidden user | 0.02 s | 2016-04-02 19:44:40 | 1110465 |
| 4 | Luiz Miranda | 0.02 s | 2016-04-02 19:46:02 | 1110468 |
| 5 | Emílio Weba | 0.02 s | 2016-04-03 17:36:01 | 1111407 |
| 6 | Khin Nyunt | 0.02 s | 2016-04-12 04:21:54 | 1120369 |
| 7 | Raja Sanjeev Kumar Nakka | 0.02 s | 2016-04-28 22:41:46 | 1144203 |
| 8 | Duelene Olson | 0.02 s | 2016-05-18 20:15:48 | 1163707 |
| 9 | Robert Low | 0.02 s | 2016-07-14 15:07:30 | 1202394 |
| 10 | Hidden user | 0.02 s | 2016-09-13 12:37:19 | 1264879 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Tomas Lagland | 0.00 s | 2015-12-24 17:38:10 | 1001570 |
| 2 | Lars Hummelgren | 0.00 s | 2015-12-25 19:29:24 | [email protected] site |
| 3 | Jeffrey Ho | 0.00 s | 2015-12-27 13:41:30 | 1002910 |
| 4 | Kristoffer Åhgren | 0.00 s | 2015-12-31 18:15:54 | 1006206 |
| 5 | Huang Chao | 0.00 s | 2016-01-06 11:19:48 | 1010708 |
| 6 | Syx Pek | 0.00 s | 2016-01-18 04:55:06 | 1018831 |
| 7 | David Venhoek | 0.00 s | 2016-01-20 09:14:29 | 1020457 |
| 8 | Sai Kiran Reddy | 0.00 s | 2016-01-29 14:50:34 | 1028657 |
| 9 | Febrilian Kristiawan | 0.00 s | 2016-02-01 10:12:33 | 1030833 |
| 10 | Dhipta Raditya | 0.00 s | 2016-02-01 13:00:01 | 1030932 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | David Cawthon | 0.02 s | 2019-04-10 23:55:18 | 4062290 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Patrick Bahr | 0.04 s | 2021-02-20 15:28:48 | 6886002 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | My Name | 0.06 s | 2018-10-30 17:17:03 | 3351731 |
| 2 | Mongkonchai Priyachiwa | 0.07 s | 2018-09-28 18:12:17 | 3170404 |
| 3 | Steven Deutekom | 0.07 s | 2018-12-06 21:53:46 | 3545678 |
| 4 | Krzysztof Gibuła | 0.07 s | 2019-03-09 14:04:27 | 3906209 |
| 5 | Theo Coyne Morgan | 0.07 s | 2019-03-26 21:45:04 | 3993763 |
| 6 | Erik Pettersson | 0.07 s | 2019-12-25 17:02:29 | 5150487 |
| 7 | Ian Howell | 0.08 s | 2016-05-31 02:44:44 | 1176435 |
| 8 | Yorman Arias | 0.08 s | 2016-10-15 17:15:17 | 1408271 |
| 9 | Mark Wistrom | 0.08 s | 2017-02-23 16:48:30 | 1685285 |
| 10 | Steven Core | 0.08 s | 2017-03-21 06:47:59 | 1747591 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Patrik Lilja | 0.00 s | 2015-12-28 16:30:53 | 1003574 |
| 2 | Wilfried van Asten | 0.00 s | 2015-12-30 06:39:36 | 1004672 |
| 3 | Marcus Ording | 0.00 s | 2016-01-27 14:52:06 | 1026233 |
| 4 | Peter Deal | 0.00 s | 2016-05-07 19:55:37 | 1152257 |
| 5 | Carl Agrell | 0.00 s | 2016-09-29 06:55:00 | 1348327 |
| 6 | Jan Hlavacek | 0.00 s | 2016-10-28 16:31:53 | 1446395 |
| 7 | Anthony Clays | 0.00 s | 2017-01-06 13:58:44 | 1603175 |
| 8 | Matthew Johnson | 0.00 s | 2017-01-29 16:42:53 | 1641552 |
| 9 | John Grzechowiak | 0.00 s | 2017-02-24 00:22:52 | 1685877 |
| 10 | Carlos José Ruiz-Henestrosa Ruiz | 0.00 s | 2017-03-08 13:12:11 | 1723574 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Andreas Jansson | 0.05 s | 2015-12-23 18:08:54 | 1000927 |
| 2 | Eskil Jarlskog | 0.05 s | 2016-01-23 12:29:21 | 1023335 |
| 3 | Nick Wu | 0.05 s | 2016-02-05 06:15:21 | 1035218 |
| 4 | Terrence Park | 0.05 s | 2016-02-09 04:10:07 | 1039147 |
| 5 | Markus Tillman | 0.05 s | 2016-02-17 06:47:12 | 1046857 |
| 6 | Robert Wörlund | 0.05 s | 2016-02-21 01:45:08 | 1050002 |
| 7 | Petter Andersson | 0.05 s | 2016-02-21 01:49:44 | 1050005 |
| 8 | Łukasz Antkowiak | 0.05 s | 2016-02-22 22:30:11 | 1051841 |
| 9 | Love Engman | 0.05 s | 2016-02-25 15:34:55 | 1055784 |
| 10 | Erik Baalhuis | 0.05 s | 2016-03-04 00:11:41 | 1070256 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | William Vearrier | 0.05 s | 2018-07-23 18:02:05 | 2962341 |
| 2 | simon Lo | 0.05 s | 2019-03-24 21:39:25 | 3978224 |
| 3 | Sander Hellesø | 0.05 s | 2019-04-24 04:07:59 | 4110715 |
| 4 | Emil Ahlbäck | 0.41 s | 2019-12-15 23:22:08 | 5129381 |
| 5 | Alexandru Chivescu | 0.42 s | 2020-03-26 22:33:52 | 5509684 |
| 6 | Hadi Qovaizi | 0.42 s | 2020-06-24 18:12:49 | 5796373 |
| 7 | Hovhannes Kantuni | 0.42 s | 2020-09-03 19:41:38 | 6030351 |
| 8 | Orsolya Galba-Vajda | 0.42 s | 2020-11-16 20:36:52 | 6471541 |
| 9 | DGC | 0.42 s | 2021-01-30 18:31:59 | 6755725 |
| 10 | Chris Wong | 0.42 s | 2021-02-05 02:42:54 | 6787330 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Peter Kedemo | 0.01 s | 2015-12-29 19:15:34 | 1004298 |
| 2 | Bjørn Chr. Soltvedt | 0.01 s | 2016-01-06 20:32:31 | 1011257 |
| 3 | Gabriel Lau | 0.01 s | 2016-03-26 16:06:12 | 1101785 |
| 4 | Johannes Jensen | 0.01 s | 2016-03-31 18:07:38 | 1108074 |
| 5 | Hidden user | 0.01 s | 2016-08-03 03:58:49 | 1213882 |
| 6 | Hà Minh Ngọc | 0.01 s | 2016-08-03 05:14:56 | 1213925 |
| 7 | Cole Rauh | 0.01 s | 2016-10-05 23:12:40 | 1372294 |
| 8 | Tor Nordqvist | 0.01 s | 2016-10-24 23:51:05 | 1436320 |
| 9 | J M | 0.01 s | 2016-10-28 11:49:10 | 1445442 |
| 10 | Andrew Gemmel | 0.01 s | 2016-11-01 03:30:05 | 1463319 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Jacob Huebner | 0.14 s | 2020-03-17 00:02:54 | 5471475 |
| 2 | Dayan Ruben Gonzalez | 0.15 s | 2020-09-27 19:50:47 | 6164071 |
| 3 | Hidden user | 0.17 s | 2017-11-06 05:42:46 | 2286105 |
| 4 | Mike Wilkes | 0.17 s | 2018-02-02 03:26:52 | 2528360 |
| 5 | Dmitry Shostak | 0.17 s | 2018-08-18 13:52:16 | 2993482 |
| 6 | Arda Atçı | 0.17 s | 2020-07-10 23:17:33 | 5833690 |
| 7 | Sarek Høverstad Skotåm | 0.17 s | 2020-10-11 22:11:50 | 6257952 |
| 8 | Neil Harmon | 0.19 s | 2019-04-26 06:46:15 | 4118797 |
| 9 | Jonathan Soo | 0.19 s | 2019-08-01 12:56:12 | 4338069 |
| 10 | Mohsen Dehbashi | 0.19 s | 2019-08-08 14:53:39 | 4355158 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Ingemar Ragnemalm | 0.00 s | 2017-08-06 16:49:29 | 1950441 |
| 2 | David Connolly | 0.00 s | 2017-11-17 13:11:11 | 2336251 |
| 3 | Egor Shchetinin | 0.00 s | 2017-12-21 18:03:06 | 2439530 |
| 4 | Vova Podkorytov | 0.00 s | 2017-12-21 18:04:19 | 2439532 |
| 5 | Arpine Khachatryan | 0.00 s | 2018-04-08 15:35:42 | 2737275 |
| 6 | Chester Wyke | 0.00 s | 2019-09-11 21:06:39 | 4472281 |
| 7 | Vitas | 0.00 s | 2019-12-26 13:30:21 | 5152420 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Steven D. Wilson | 0.01 s | 2016-03-26 02:13:08 | 1101322 |
| 2 | Peter Härder | 0.01 s | 2016-12-15 08:34:18 | 1582963 |
| 3 | Marcus Hallén | 0.01 s | 2017-08-01 07:18:42 | 1944038 |
| 4 | Jerico Dela Cruz | 0.01 s | 2018-03-27 08:16:54 | 2702401 |
| 5 | Ilyas Mohetna | 0.01 s | 2019-02-19 19:07:01 | 3831470 |
| 6 | Milton Blaesild | 0.01 s | 2019-03-15 01:14:42 | 3927125 |
| 7 | Peter Kvick | 0.01 s | 2020-01-26 17:24:45 | 5232861 |
| 8 | Hadi Qovaizi | 0.01 s | 2020-06-24 18:54:10 | 5796498 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Hadi Qovaizi | 0.01 s | 2016-04-16 14:25:56 | 1126541 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Christofer Ohlsson | 0.02 s | 2015-12-26 09:00:12 | 1002327 |
| 2 | HH | 0.02 s | 2015-12-29 03:23:16 | 1003766 |
| 3 | Urban Pettersson | 0.02 s | 2015-12-29 19:01:20 | [email protected] site |
| 4 | Johan Eliasson | 0.02 s | 2016-02-15 23:44:05 | 1045723 |
| 5 | Asger Hautop Drewsen | 0.02 s | 2016-02-16 21:23:21 | 1046573 |
| 6 | Frederik Højholt | 0.02 s | 2016-02-18 15:30:26 | 1047972 |
| 7 | Alexander Teno | 0.02 s | 2016-02-24 15:46:28 | 1053956 |
| 8 | Tina Zwittnig | 0.02 s | 2016-03-05 15:39:48 | 1073921 |
| 9 | John Moison | 0.02 s | 2016-03-23 02:41:17 | 1097714 |
| 10 | Erik Sillén | 0.02 s | 2016-03-28 15:14:12 | 1103512 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Paul Khadim | 0.02 s | 2016-01-02 18:08:52 | 1007470 |
| 2 | pythonista kattonista | 0.02 s | 2016-01-02 21:23:14 | 1007571 |
| 3 | Wayne | 0.02 s | 2016-02-01 15:57:50 | 1031050 |
| 4 | Rick van Rheenen | 0.02 s | 2016-02-15 11:31:49 | 1045262 |
| 5 | Øyvind Johansen Amundrud | 0.02 s | 2016-02-16 23:44:47 | 1046730 |
| 6 | Benjamin Peterson | 0.02 s | 2016-02-17 18:14:21 | 1047250 |
| 7 | Brandon Morris | 0.02 s | 2016-02-18 13:01:02 | 1047767 |
| 8 | Simon Vandel Sillesen | 0.02 s | 2016-02-18 15:36:06 | 1047980 |
| 9 | Bjarki Stefánsson | 0.02 s | 2016-02-25 04:04:44 | 1055157 |
| 10 | William Fiset | 0.02 s | 2016-02-25 20:47:42 | 1056008 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Casper Christensen | 0.03 s | 2016-02-15 13:52:07 | 1045349 |
| 2 | Gerry Hall | 0.03 s | 2016-03-26 02:53:15 | 1101345 |
| 3 | Lasse Berglund | 0.03 s | 2016-03-29 11:21:41 | 1104518 |
| 4 | Kellen Watt | 0.03 s | 2016-06-04 19:15:15 | 1179591 |
| 5 | Erik Rydbert | 0.03 s | 2016-07-20 09:12:53 | 1205335 |
| 6 | Mehdi Maick | 0.03 s | 2016-07-26 17:42:49 | 1209135 |
| 7 | Hidden user | 0.03 s | 2016-08-18 15:11:39 | 1226686 |
| 8 | Sebastian Craig | 0.03 s | 2016-10-19 19:59:45 | 1421378 |
| 9 | Stian Fredrikstad | 0.03 s | 2017-02-23 10:55:10 | 1684802 |
| 10 | Chaimae Ben Akka Ouayad | 0.03 s | 2017-04-29 15:22:09 | 1830558 |
| # | Name | Runtime | Date | ID |
|---|---|---|---|---|
| 1 | Mongkonchai Priyachiwa | 0.00 s | 2018-11-05 13:07:32 | 3397950 |
| 2 | Brooks Mckinley | 0.00 s | 2019-01-31 21:33:33 | 3734752 |
| 3 | Florent Haratyk | 0.00 s | 2019-04-17 14:38:01 | 4088042 |
| 4 | Isak Jägberg | 0.00 s | 2019-05-08 19:41:29 | 4161877 |
| 5 | Robert Janczewski | 0.00 s | 2020-02-13 09:24:10 | 5320193 |
| 6 | Anders Engqvist | 0.00 s | 2020-04-13 10:25:54 | 5576800 |
| 7 | Frank Hestvik | 0.00 s | 2020-07-20 17:33:45 | 5870092 |
| 8 | Julian | 0.00 s | 2020-07-23 07:07:07 | 5880172 |
| 9 | Einar Persson | 0.00 s | 2020-08-16 21:41:50 | [email protected] site |
| 10 | Albert Rise Nielsen | 0.00 s | 2020-10-14 20:45:25 | 6272812 |