| When | User | Flag Type | Description |
|---|---|---|---|
| 2011-03-08 00:43:30 | dora | Well Constructed | |
| 2011-11-20 14:31:36 | atl25 | Needs Fixing | missing a solution |
| 2012-06-23 03:30:41 | nialltp | Needs Fixing | |
| 2013-02-23 19:54:41 | BobTheJoe | Well Constructed | |
| 2014-02-19 04:24:02 | Plucho | Well Constructed | |
| 2015-04-25 20:36:46 | Albane | Well Constructed | |
| 2015-06-07 21:20:34 | Siaubunas | Well Constructed | |
| 2019-01-31 18:32:36 | arbitrageftw | Well Constructed |