History of question #214528
| When | Who | Action | New State |
|---|---|---|---|
| 2012-11-18 | Ding Zhou | Answer | Answered |
| 2012-11-18 | Waluyo Adi Siswanto | Reopen | Open |
| 2012-11-19 | Ding Zhou | Answer | Answered |
| 2012-11-19 | Waluyo Adi Siswanto | Reopen | Open |
| 2012-11-19 | Ding Zhou | Answer | Answered |
| 2012-11-22 | Waluyo Adi Siswanto | Reopen | Open |
| 2012-11-22 | Waluyo Adi Siswanto | Give more information | Open |
| 2012-11-23 | Ding Zhou | Answer | Answered |
| 2013-11-16 | Ed Bakker | Comment | Answered |
| 2014-01-30 | Ed Bakker | Answer | Answered |
