History of question #690968
| When | Who | Action | New State |
|---|---|---|---|
| RaiMan | Answer | Answered | |
| Colin Lin | Reopen | Open | |
| RaiMan | Answer | Answered | |
| Colin Lin | Comment | Answered | |
| RaiMan | Answer | Answered | |
| Colin Lin | Comment | Answered | |
| Colin Lin | Comment | Answered | |
| Colin Lin | Comment | Answered | |
| RaiMan | Answer | Answered | |
| Colin Lin | Comment | Answered | |
| RaiMan | Answer | Answered | |
| xiamu | Answer | Answered |
