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Root
1242 - Necklace
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| Total Submissions | Users that tried it | Users that solved it |
| 1044 | 224 | 190 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 17433785 | Morass | 0.010 | C++11 | 2016-05-28 22:02:36 | |
| 2 | 18203617 | Marco | 0.020 | C++ | 2016-10-17 11:28:05 | |
| 3 | 21374834 | luogu_bot3 | 0.030 | C++ | 2018-05-26 15:28:12 | |
| 4 | 21374863 | zhujianan | 0.030 | C++ | 2018-05-26 15:34:17 | |
| 5 | 18068491 | Ⲡⲓϣⲱⲓ | 0.040 | C++11 | 2016-09-26 19:51:20 | |
| 6 | 23456968 | Kungfu Panda | 0.040 | C++11 | 2019-06-10 03:07:56 | |
| 7 | 30749419 | Dalopir | 0.040 | C++ | 2025-10-23 10:03:46 | |
| 8 | 30807161 | 赵子龙 | 0.040 | C++11 | 2025-11-16 01:28:11 | |
| 9 | 30841403 | 马孟起 | 0.040 | C++11 | 2025-11-26 19:14:49 | |
| 10 | 30841699 | 黄汉升 | 0.040 | C++11 | 2025-11-26 23:04:53 | |
| 11 | 30848815 | 马化腾 | 0.040 | C++11 | 2025-11-29 16:06:17 | |
| 12 | 30852953 | 贾跃亭 | 0.040 | C++ | 2025-12-01 16:02:48 | |
| 13 | 30864435 | 关云长 | 0.040 | C++11 | 2025-12-05 19:44:29 | |
| 14 | 30866181 | 周鸿祎 | 0.040 | C++ | 2025-12-06 15:44:58 | |
| 15 | 30868535 | 张翼德 | 0.040 | C++ | 2025-12-07 18:10:20 | |
| 16 | 19623191 | Gustavo | 0.050 | C++ | 2017-07-07 16:56:14 | |
| 17 | 20036963 | JОKER | 0.050 | C++11 | 2017-09-21 07:12:50 | |
| 18 | 20763282 | suzuki | 0.050 | C++11 | 2018-02-12 06:52:35 | |
| 19 | 20780915 | Satvik Choudhary | 0.050 | C++11 | 2018-02-15 18:48:52 | |
| 20 | 21141354 | 李彦宏 | 0.050 | C++11 | 2018-04-15 05:45:45 | |