History of question #7904
| When | Who | Action | New State |
|---|---|---|---|
| Raúl González Duque | Answer | Answered | |
| beachreader | Reopen | Open | |
| beachreader | Confirm | Solved | |
| Jean Claude Twite | Comment | Solved | |
| Hanusz leszek | Comment | Solved | |
| ratnappist | Comment | Solved | |
| ratnappist | Comment | Solved | |
| ratnappist | Comment | Solved | |
| pradeep yadav | Comment | Solved | |
| marcobra (Marco Braida) | Comment | Solved |
