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Root
280 - Vertex
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| Total Submissions | Users that tried it | Users that solved it |
| 26641 | 6584 | 5708 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 17217339 | Alif Ahmed (BUET) | 0.000 | C++ | 2016-04-17 15:45:46 | |
| 2 | 6263719 | Ivor | 0.010 | ANSI C | 2008-02-27 21:02:39 | |
| 3 | 26546339 | Alessandro Capiani | 0.020 | ANSI C | 2021-07-06 09:15:38 | |
| 4 | 25846718 | Lương Đức Hùng | 0.030 | C++11 | 2020-12-14 10:09:36 | |
| 5 | 16165624 | Anjupiter | 0.036 | C++ | 2015-09-26 02:53:10 | |
| 6 | 17372016 | Morass | 0.040 | C++11 | 2016-05-16 14:53:57 | |
| 7 | 18139188 | Anthony Enem | 0.040 | C++11 | 2016-10-07 21:04:31 | |
| 8 | 20088089 | 刘强东 | 0.040 | C++11 | 2017-09-29 14:14:26 | |
| 9 | 25003136 | 赵子龙 | 0.040 | C++11 | 2020-05-09 20:45:58 | |
| 10 | 17332184 | Stefan Uhrig | 0.050 | C++11 | 2016-05-08 16:42:35 | |
| 11 | 18400985 | Mir Riyan | 0.050 | C++ | 2016-11-24 10:52:09 | |
| 12 | 25604961 | 贾跃亭 | 0.050 | C++11 | 2020-10-11 23:11:44 | |
| 13 | 25874935 | Nam Huy | 0.050 | C++11 | 2020-12-22 10:39:59 | |
| 14 | 26051102 | 关云长 | 0.050 | C++11 | 2021-02-02 19:14:57 | |
| 15 | 26061770 | أحمد المغربي | 0.050 | C++11 | 2021-02-05 18:13:51 | |
| 16 | 26062339 | Mohamed | 0.050 | C++11 | 2021-02-06 00:06:25 | |
| 17 | 26062340 | 周鸿祎 | 0.050 | C++11 | 2021-02-06 00:06:45 | |
| 18 | 26124639 | António 3A | 0.050 | C++11 | 2021-02-23 13:49:43 | |
| 19 | 27296614 | 黄汉升 | 0.050 | C++11 | 2022-03-08 15:28:19 | |
| 20 | 28250029 | 张翼德 | 0.050 | C++11 | 2023-02-24 10:15:57 | |