History of question #680662
| When | Who | Action | New State |
|---|---|---|---|
| Jan Stránský | Request for more information | Needs information | |
| gaoxuesong | Comment | Needs information | |
| gaoxuesong | Comment | Needs information | |
| Jan Stránský | Answer | Answered | |
| gaoxuesong | Confirm | Solved | |
| gaoxuesong | Confirm | Solved |
