| When | User | Flag Type | Description |
|---|---|---|---|
| 2011-08-14 05:29:21 | tweewo | Well Constructed | |
| 2011-08-15 06:53:04 | knorthplay | Well Constructed | |
| 2011-08-22 01:33:34 | MeleeNewb | Needs Fixing | missing possible correct solutions |
| 2013-01-26 14:38:34 | Bedevere | Well Constructed | |
| 2013-05-11 17:57:06 | dollargonzo | Well Constructed | |
| 2013-08-11 00:59:26 | daxiao | Well Constructed | |
| 2013-08-27 10:05:45 | cjonrun | Well Constructed | |
| 2014-07-12 00:54:34 | giulio.quaresima | Well Constructed | |
| 2014-10-31 21:18:39 | eurikano | Well Constructed | |
| 2015-05-30 09:20:02 | Matrok | Well Constructed | |
| 2016-04-10 17:44:00 | frankbryce | Well Constructed | |
| 2023-02-12 17:18:12 | c-aries | Well Constructed |