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Root
12460 - Careful teacher
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| Total Submissions | Users that tried it | Users that solved it |
| 714 | 243 | 220 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 16658634 | Rakib Hossain Ayon | 0.000 | ANSI C | 2016-01-02 04:24:58 | |
| 2 | 17178295 | sgtlaugh | 0.000 | C++ | 2016-04-10 11:51:48 | |
| 3 | 17693293 | Nour ElDin Khaled | 0.000 | C++11 | 2016-07-18 21:54:28 | |
| 4 | 18101990 | bnuvjudge4 | 0.000 | C++ | 2016-10-01 21:50:54 | |
| 5 | 18101993 | Morass | 0.000 | C++11 | 2016-10-01 21:51:40 | |
| 6 | 18171886 | LeonardoBlanger | 0.000 | C++ | 2016-10-12 17:09:15 | |
| 7 | 18536039 | Aditya Pal | 0.000 | C++11 | 2016-12-23 07:47:54 | |
| 8 | 18694862 | yleewei | 0.000 | C++11 | 2017-01-29 07:07:30 | |
| 9 | 19529764 | kangsungyong | 0.000 | C++11 | 2017-06-16 06:01:30 | |
| 10 | 20598928 | Zyaad Jaunnoo | 0.000 | C++11 | 2018-01-12 17:45:39 | |
| 11 | 23386546 | dancooper | 0.000 | C++11 | 2019-05-24 05:49:41 | |
| 12 | 25025400 | 张翼德 | 0.000 | C++ | 2020-05-15 15:00:05 | |
| 13 | 25386378 | zeed_zero2 | 0.000 | C++ | 2020-08-18 20:49:17 | |
| 14 | 25440782 | 马孟起 | 0.000 | C++11 | 2020-09-01 18:15:00 | |
| 15 | 26275029 | マタタビ | 0.000 | C++ | 2021-04-08 08:21:31 | |
| 16 | 27300922 | 黄汉升 | 0.000 | C++11 | 2022-03-10 10:14:01 | |
| 17 | 27654356 | 周鸿祎 | 0.000 | C++11 | 2022-07-16 05:48:52 | |
| 18 | 16089647 | Mohamed Mehany | 0.006 | C++11 | 2015-09-12 15:38:02 | |
| 19 | 16661342 | 贾跃亭 | 0.006 | C++11 | 2016-01-02 18:20:32 | |
| 20 | 16661372 | Zubayet Zaman Zico | 0.006 | C++11 | 2016-01-02 18:32:20 | |