History of question #178769
| When | Who | Action | New State |
|---|---|---|---|
| Sanjay Kumar | Answer | Answered | |
| Sanjay Kumar | Answer | Answered | |
| gian paolo parenti | Confirm | Solved | |
| Rafał Ochmański | Comment | Solved | |
| Sanjay Kumar | Comment | Solved | |
| Rafał Ochmański | Comment | Solved | |
| Larry Siden | Comment | Solved | |
| Larry Siden | Comment | Solved |
