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Root
1451 - Average
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| Total Submissions | Users that tried it | Users that solved it |
| 3521 | 533 | 453 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 18740681 | gyx1549624673 | 0.040 | C++ | 2017-02-07 14:14:38 | |
| 2 | 18740689 | 张翼德 | 0.040 | C++ | 2017-02-07 14:16:05 | |
| 3 | 30895733 | daamn | 0.040 | C++11 | 2025-12-23 19:21:53 | |
| 4 | 31001277 | zjm | 0.040 | C++11 | 2026-03-04 23:33:50 | |
| 5 | 31014807 | luc | 0.040 | C++11 | 2026-03-11 03:37:41 | |
| 6 | 17414025 | 周鸿祎 | 0.050 | C++11 | 2016-05-25 05:17:30 | |
| 7 | 17415847 | 马孟起 | 0.050 | C++11 | 2016-05-25 11:49:37 | |
| 8 | 17914925 | Da Chen | 0.050 | C++11 | 2016-08-29 02:09:09 | |
| 9 | 18208850 | Zeng Aohan | 0.050 | C++11 | 2016-10-18 07:47:50 | |
| 10 | 19179439 | zscZSC | 0.050 | C++11 | 2017-04-15 12:04:32 | |
| 11 | 19809482 | 赵子龙 | 0.050 | C++11 | 2017-08-06 05:02:36 | |
| 12 | 20137088 | 刘强东 | 0.050 | C++ | 2017-10-08 09:38:24 | |
| 13 | 21374115 | 李彦宏 | 0.050 | C++ | 2018-05-26 13:17:29 | |
| 14 | 21900998 | 黄汉升 | 0.050 | C++11 | 2018-09-03 13:40:50 | |
| 15 | 21949102 | 贾跃亭 | 0.050 | C++ | 2018-09-12 16:15:34 | |
| 16 | 30867666 | Continue90666 | 0.050 | C++11 | 2025-12-07 11:16:32 | |
| 17 | 30923830 | HeXuyu | 0.050 | C++11 | 2026-01-11 13:39:25 | |
| 18 | 16000073 | M4G!C!4N | 0.056 | C++ | 2015-08-27 08:14:50 | |
| 19 | 16797461 | 关云长 | 0.056 | C++11 | 2016-02-03 15:11:51 | |
| 20 | 16610602 | Richard | 0.059 | C++11 | 2015-12-20 19:46:19 | |