| When | User | Flag Type | Description |
|---|---|---|---|
| 2011-09-30 00:55:20 | mysandbox | Well Constructed | |
| 2012-07-13 18:27:01 | GoJohnGo | Well Constructed | |
| 2013-04-14 03:41:08 | SoDesuKa | Well Constructed | |
| 2014-12-25 12:50:28 | masa123 | Invalid | ??? |
| 2015-10-16 16:53:45 | blaudia | Well Constructed | |
| 2017-10-16 23:56:52 | Rocky2 | Invalid | |
| 2019-02-11 14:54:40 | laocoon | Invalid | There is no way to determine the 'correct' answer on the first try. |
| 2019-08-09 04:03:08 | Starline | Well Constructed | |
| 2023-02-21 15:40:00 | tsubokawa | Well Constructed |