History of question #193325
| When | Who | Action | New State |
|---|---|---|---|
| Christoph Viethen | Answer | Answered | |
| changyou xing | Reopen | Open | |
| Miika Komu | Answer | Answered | |
| René Hummen | Answer | Answered | |
| changyou xing | Reopen | Open | |
| Miika Komu | Answer | Answered | |
| changyou xing | Confirm | Solved |
