History of question #81619
| When | Who | Action | New State |
|---|---|---|---|
| Steve Ylvisaker | Give more information | Open | |
| Oleg Koptev | Answer | Answered | |
| su_v | Answer | Answered | |
| su_v | Answer | Answered | |
| Oleg Koptev | Answer | Answered | |
| Oleg Koptev | Answer | Answered | |
| su_v | Answer | Answered | |
| Oleg Koptev | Answer | Answered | |
| Steve Ylvisaker | Confirm | Solved |
