| When | User | Flag Type | Description |
|---|---|---|---|
| 2009-06-25 15:06:54 | jumahn | Well Constructed | |
| 2009-07-15 06:43:23 | inpefess | Well Constructed | |
| 2009-10-29 23:35:18 | porpoise | Well Constructed | |
| 2010-04-07 12:21:13 | tigs_67 | Well Constructed | |
| 2010-07-08 12:33:23 | emerald000 | Well Constructed | |
| 2010-09-17 18:56:40 | tails | Needs Fixing | Some solutions are missing. |
| 2011-06-19 21:37:51 | yosihiro | Needs Fixing | Please add Shiraishi to n16 and |
| 2011-09-30 04:32:09 | edezso | Well Constructed | |
| 2012-10-28 12:23:37 | Nyefan | Well Constructed | |
| 2012-11-29 17:14:00 | krt | Needs Fixing | |
| 2013-01-21 18:27:46 | flan495 | Well Constructed | |
| 2013-06-28 14:37:42 | NiteFlame52 | Well Constructed | |
| 2014-01-09 06:19:01 | akheron | Well Constructed | |
| 2014-03-14 16:42:48 | Plucho | Well Constructed | |
| 2014-03-27 17:06:08 | mountain root | Well Constructed | |
| 2014-10-01 19:54:03 | eurikano | Well Constructed | |
| 2015-08-30 07:20:18 | jefftaylor42 | Well Constructed | |
| 2015-10-18 14:41:05 | pine_apple | Well Constructed | |
| 2015-11-06 07:13:42 | Honest | Well Constructed | |
| 2015-11-29 22:29:32 | PierreBo | Well Constructed | |
| 2016-02-22 16:03:31 | sindarus | Well Constructed | |
| 2016-07-06 15:26:23 | flomic | Well Constructed | |
| 2016-10-06 03:48:27 | Sollies | Well Constructed | |
| 2016-12-08 21:19:03 | Igo_son | Well Constructed |