| When | User | Flag Type | Description |
|---|---|---|---|
| 2010-03-05 01:03:16 | SeerRus | Well Constructed | |
| 2010-04-22 09:56:10 | nvkz | Needs Fixing | |
| 2012-07-06 04:16:14 | ivank76897 | Well Constructed | |
| 2012-09-14 05:35:33 | Akkaron | Needs Fixing | 沒正解 |
| 2013-01-10 17:14:38 | Aitrus72 | Needs Fixing | Wrong continuation (ko) marked correct (comments explain) |