History of question #219941
| When | Who | Action | New State |
|---|---|---|---|
| Bruno Chareyre | Answer | Answered | |
| tranviet | Comment | Answered | |
| Anton Gladky | Answer | Answered | |
| tranviet | Comment | Answered | |
| Bruno Chareyre | Answer | Answered | |
| tranviet | Confirm | Solved | |
| tranviet | Confirm | Solved | |
| Anton Gladky | Comment | Solved | |
| Bruno Chareyre | Comment | Solved |
