| When | User | Flag Type | Description |
|---|
| 2009-07-31 02:59:14 | Matrok | Well Constructed | |
| 2010-01-18 20:00:54 | WeakNub | Well Constructed | |
| 2010-02-10 20:41:13 | tora | Needs Fixing | multi solusions |
| 2012-08-13 04:50:23 | henno | Well Constructed | |
| 2012-09-04 02:57:44 | Ale90 | Well Constructed | |
| 2013-12-30 22:45:03 | dawampok | Well Constructed | |
| 2014-01-28 04:57:21 | Plucho | Well Constructed | |
| 2014-10-14 14:49:18 | eurikano | Well Constructed | |
| 2015-06-30 08:47:02 | sebysebyseby | Well Constructed | |
| 2015-12-02 14:49:38 | PierreBo | Well Constructed | |
| 2016-06-25 19:21:46 | flomic | Well Constructed | |
| 2016-10-09 13:48:58 | Sollies | Well Constructed | |
| 2016-10-16 14:51:22 | Filin01 | Duplicate | 1 |
| 2023-09-22 19:44:13 | Zicandar | Well Constructed | |