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Root
13105 - Alliances in Hogwarts
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| Total Submissions | Users that tried it | Users that solved it |
| 138 | 48 | 36 |
| Top 20 | ||||||
| Ranking | Submission | User | Run Time | Language | Submission Date | |
| 1 | 17566457 | Morass | 0.020 | C++11 | 2016-06-23 22:52:26 | |
| 2 | 17612944 | morris821028 | 0.020 | C++11 | 2016-07-03 14:08:57 | |
| 3 | 18455162 | yubin | 0.020 | C++ | 2016-12-05 03:34:49 | |
| 4 | 18455192 | Sam Chandraka | 0.020 | C++11 | 2016-12-05 03:41:26 | |
| 5 | 18628380 | Christopher Vo | 0.020 | C++11 | 2017-01-16 03:37:06 | |
| 6 | 18695480 | yleewei | 0.020 | C++11 | 2017-01-29 07:41:57 | |
| 7 | 17488070 | feodorv | 0.030 | ANSI C | 2016-06-08 22:42:25 | |
| 8 | 18656744 | evandrix | 0.030 | C++11 | 2017-01-21 07:49:26 | |
| 9 | 17468770 | Josh Bao | 0.040 | C++11 | 2016-06-05 00:35:02 | |
| 10 | 30654573 | crowdforces | 0.110 | C++ | 2025-09-12 21:56:59 | |
| 11 | 31293754 | Krzysztof Stencel | 0.120 | C++11 | 2026-09-15 13:40:57 | |
| 12 | 31218414 | Felix Halim | 0.130 | C++11 | 2026-07-19 14:33:34 | |
| 13 | 31263195 | 贾跃亭 | 0.130 | C++11 | 2026-08-21 23:28:17 | |
| 14 | 31263196 | Qiu Qiu | 0.130 | C++11 | 2026-08-21 23:28:32 | |
| 15 | 22087500 | Iván | 0.140 | C++11 | 2018-10-07 00:48:45 | |
| 16 | 17511813 | Neal Zane | 0.150 | C++ | 2016-06-13 06:24:48 | |
| 17 | 17725396 | Maratonando | 0.150 | C++ | 2016-07-24 16:39:04 | |
| 18 | 17475259 | rankalee | 0.160 | C++11 | 2016-06-06 09:16:54 | |
| 19 | 17507209 | try | 0.160 | C++ | 2016-06-12 10:03:52 | |
| 20 | 17511124 | nehc | 0.160 | C++ | 2016-06-13 03:17:08 | |